Make /contrib install/uninstall script consistent:

remove transactions
	use create or replace function
	make formatting consistent
	set search patch on first line

Add documentation on modifying *.sql to set the search patch, and
mention that major upgrades should still run the installation scripts.

Some of these issues were spotted by Tom today.

contrib/adminpack/adminpack.sql.in

@@ -1,41 +1,52 @@
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
+
 /* ***********************************************
  * Administrative functions for PostgreSQL
  * *********************************************** */
 
 /* generic file access functions */
 
-CREATE FUNCTION pg_catalog.pg_file_write(text, text, bool) RETURNS bigint
+CREATE OR REPLACE FUNCTION pg_catalog.pg_file_write(text, text, bool)
+RETURNS bigint
 AS 'MODULE_PATHNAME', 'pg_file_write'
 LANGUAGE C VOLATILE STRICT;
 
-CREATE FUNCTION pg_catalog.pg_file_rename(text, text, text) RETURNS bool
+CREATE OR REPLACE FUNCTION pg_catalog.pg_file_rename(text, text, text)
+RETURNS bool
 AS 'MODULE_PATHNAME', 'pg_file_rename'
 LANGUAGE C VOLATILE;
 
-CREATE FUNCTION pg_catalog.pg_file_rename(text, text) RETURNS bool
+CREATE OR REPLACE FUNCTION pg_catalog.pg_file_rename(text, text)
+RETURNS bool
 AS 'SELECT pg_file_rename($1, $2, NULL); '
 LANGUAGE SQL VOLATILE STRICT;
 
-CREATE FUNCTION pg_catalog.pg_file_unlink(text) RETURNS bool
+CREATE OR REPLACE FUNCTION pg_catalog.pg_file_unlink(text)
+RETURNS bool
 AS 'MODULE_PATHNAME', 'pg_file_unlink'
 LANGUAGE C VOLATILE STRICT;
 
-CREATE FUNCTION pg_catalog.pg_logdir_ls() RETURNS setof record
+CREATE OR REPLACE FUNCTION pg_catalog.pg_logdir_ls()
+RETURNS setof record
 AS 'MODULE_PATHNAME', 'pg_logdir_ls'
 LANGUAGE C VOLATILE STRICT;
 
 
 /* Renaming of existing backend functions for pgAdmin compatibility */
 
-CREATE FUNCTION pg_catalog.pg_file_read(text, bigint, bigint) RETURNS text
+CREATE OR REPLACE FUNCTION pg_catalog.pg_file_read(text, bigint, bigint)
+RETURNS text
 AS 'pg_read_file'
 LANGUAGE INTERNAL VOLATILE STRICT;
 
-CREATE FUNCTION pg_catalog.pg_file_length(text) RETURNS bigint
+CREATE OR REPLACE FUNCTION pg_catalog.pg_file_length(text)
+RETURNS bigint
 AS 'SELECT size FROM pg_stat_file($1)'
 LANGUAGE SQL VOLATILE STRICT;
 
-CREATE FUNCTION pg_catalog.pg_logfile_rotate() RETURNS int4
+CREATE OR REPLACE FUNCTION pg_catalog.pg_logfile_rotate()
+RETURNS int4
 AS 'pg_rotate_logfile'
 LANGUAGE INTERNAL VOLATILE STRICT;
 

contrib/adminpack/uninstall_adminpack.sql

@@ -1,3 +1,6 @@
+-- Adjust this setting to control where the objects get dropped.
+SET search_path = public;
+
 DROP FUNCTION pg_catalog.pg_file_write(text, text, bool) ;
 DROP FUNCTION pg_catalog.pg_file_rename(text, text, text) ;
 DROP FUNCTION pg_catalog.pg_file_rename(text, text) ;

contrib/btree_gist/btree_gist.sql.in

@@ -1,12 +1,12 @@
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-CREATE FUNCTION gbtreekey4_in(cstring)
+CREATE OR REPLACE FUNCTION gbtreekey4_in(cstring)
 RETURNS gbtreekey4
 AS 'MODULE_PATHNAME', 'gbtreekey_in'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbtreekey4_out(gbtreekey4)
+CREATE OR REPLACE FUNCTION gbtreekey4_out(gbtreekey4)
 RETURNS cstring
 AS 'MODULE_PATHNAME', 'gbtreekey_out'
 LANGUAGE C IMMUTABLE STRICT;
@@ -17,12 +17,12 @@ INPUT  = gbtreekey4_in,
 	OUTPUT = gbtreekey4_out
 );
 
-CREATE FUNCTION gbtreekey8_in(cstring)
+CREATE OR REPLACE FUNCTION gbtreekey8_in(cstring)
 RETURNS gbtreekey8
 AS 'MODULE_PATHNAME', 'gbtreekey_in'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbtreekey8_out(gbtreekey8)
+CREATE OR REPLACE FUNCTION gbtreekey8_out(gbtreekey8)
 RETURNS cstring
 AS 'MODULE_PATHNAME', 'gbtreekey_out'
 LANGUAGE C IMMUTABLE STRICT;
@@ -33,12 +33,12 @@ INPUT  = gbtreekey8_in,
 	OUTPUT = gbtreekey8_out
 );
 
-CREATE FUNCTION gbtreekey16_in(cstring)
+CREATE OR REPLACE FUNCTION gbtreekey16_in(cstring)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME', 'gbtreekey_in'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbtreekey16_out(gbtreekey16)
+CREATE OR REPLACE FUNCTION gbtreekey16_out(gbtreekey16)
 RETURNS cstring
 AS 'MODULE_PATHNAME', 'gbtreekey_out'
 LANGUAGE C IMMUTABLE STRICT;
@@ -49,12 +49,12 @@ INPUT  = gbtreekey16_in,
 	OUTPUT = gbtreekey16_out
 );
 
-CREATE FUNCTION gbtreekey32_in(cstring)
+CREATE OR REPLACE FUNCTION gbtreekey32_in(cstring)
 RETURNS gbtreekey32
 AS 'MODULE_PATHNAME', 'gbtreekey_in'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbtreekey32_out(gbtreekey32)
+CREATE OR REPLACE FUNCTION gbtreekey32_out(gbtreekey32)
 RETURNS cstring
 AS 'MODULE_PATHNAME', 'gbtreekey_out'
 LANGUAGE C IMMUTABLE STRICT;
@@ -65,12 +65,12 @@ INPUT  = gbtreekey32_in,
 	OUTPUT = gbtreekey32_out
 );
 
-CREATE FUNCTION gbtreekey_var_in(cstring)
+CREATE OR REPLACE FUNCTION gbtreekey_var_in(cstring)
 RETURNS gbtreekey_var
 AS 'MODULE_PATHNAME', 'gbtreekey_in'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbtreekey_var_out(gbtreekey_var)
+CREATE OR REPLACE FUNCTION gbtreekey_var_out(gbtreekey_var)
 RETURNS cstring
 AS 'MODULE_PATHNAME', 'gbtreekey_out'
 LANGUAGE C IMMUTABLE STRICT;
@@ -92,42 +92,42 @@ STORAGE = EXTENDED
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_oid_consistent(internal,oid,int2)
+CREATE OR REPLACE FUNCTION gbt_oid_consistent(internal,oid,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_oid_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_oid_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_decompress(internal)
+CREATE OR REPLACE FUNCTION gbt_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_var_decompress(internal)
+CREATE OR REPLACE FUNCTION gbt_var_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_oid_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_oid_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_oid_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_oid_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_oid_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_oid_union(bytea, internal)
 RETURNS gbtreekey8
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_oid_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_oid_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -159,32 +159,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_int2_consistent(internal,int2,int2)
+CREATE OR REPLACE FUNCTION gbt_int2_consistent(internal,int2,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int2_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_int2_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int2_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_int2_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_int2_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_int2_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int2_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_int2_union(bytea, internal)
 RETURNS gbtreekey4
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int2_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_int2_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -215,32 +215,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_int4_consistent(internal,int4,int2)
+CREATE OR REPLACE FUNCTION gbt_int4_consistent(internal,int4,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int4_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_int4_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int4_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_int4_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_int4_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_int4_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int4_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_int4_union(bytea, internal)
 RETURNS gbtreekey8
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int4_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_int4_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -271,32 +271,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_int8_consistent(internal,int8,int2)
+CREATE OR REPLACE FUNCTION gbt_int8_consistent(internal,int8,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int8_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_int8_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int8_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_int8_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_int8_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_int8_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int8_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_int8_union(bytea, internal)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_int8_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_int8_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -328,32 +328,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_float4_consistent(internal,float4,int2)
+CREATE OR REPLACE FUNCTION gbt_float4_consistent(internal,float4,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float4_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_float4_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float4_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_float4_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_float4_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_float4_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float4_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_float4_union(bytea, internal)
 RETURNS gbtreekey8
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float4_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_float4_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -387,32 +387,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_float8_consistent(internal,float8,int2)
+CREATE OR REPLACE FUNCTION gbt_float8_consistent(internal,float8,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float8_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_float8_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float8_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_float8_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_float8_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_float8_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float8_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_float8_union(bytea, internal)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_float8_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_float8_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -444,42 +444,42 @@ AS
 --
 --
 
-CREATE FUNCTION gbt_ts_consistent(internal,timestamp,int2)
+CREATE OR REPLACE FUNCTION gbt_ts_consistent(internal,timestamp,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_tstz_consistent(internal,timestamptz,int2)
+CREATE OR REPLACE FUNCTION gbt_tstz_consistent(internal,timestamptz,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
       
-CREATE FUNCTION gbt_ts_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_ts_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_tstz_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_tstz_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_ts_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_ts_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
    
-CREATE FUNCTION gbt_ts_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_ts_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
       
-CREATE FUNCTION gbt_ts_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_ts_union(bytea, internal)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_ts_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_ts_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -530,42 +530,42 @@ AS
 --
 --
 
-CREATE FUNCTION gbt_time_consistent(internal,time,int2)
+CREATE OR REPLACE FUNCTION gbt_time_consistent(internal,time,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_timetz_consistent(internal,timetz,int2)
+CREATE OR REPLACE FUNCTION gbt_timetz_consistent(internal,timetz,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_time_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_time_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_timetz_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_timetz_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_time_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_time_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
    
-CREATE FUNCTION gbt_time_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_time_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
       
-CREATE FUNCTION gbt_time_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_time_union(bytea, internal)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_time_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_time_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -614,32 +614,32 @@ AS
 --
 --
 
-CREATE FUNCTION gbt_date_consistent(internal,date,int2)
+CREATE OR REPLACE FUNCTION gbt_date_consistent(internal,date,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_date_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_date_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_date_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_date_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
    
-CREATE FUNCTION gbt_date_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_date_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
       
-CREATE FUNCTION gbt_date_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_date_union(bytea, internal)
 RETURNS gbtreekey8
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_date_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_date_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -671,37 +671,37 @@ AS
 --
 --
 
-CREATE FUNCTION gbt_intv_consistent(internal,interval,int2)
+CREATE OR REPLACE FUNCTION gbt_intv_consistent(internal,interval,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_intv_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_intv_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_intv_decompress(internal)
+CREATE OR REPLACE FUNCTION gbt_intv_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_intv_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_intv_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
    
-CREATE FUNCTION gbt_intv_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_intv_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
       
-CREATE FUNCTION gbt_intv_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_intv_union(bytea, internal)
 RETURNS gbtreekey32
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_intv_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_intv_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -732,32 +732,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_cash_consistent(internal,money,int2)
+CREATE OR REPLACE FUNCTION gbt_cash_consistent(internal,money,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_cash_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_cash_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_cash_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_cash_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_cash_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_cash_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_cash_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_cash_union(bytea, internal)
 RETURNS gbtreekey8
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_cash_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_cash_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -788,32 +788,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_macad_consistent(internal,macaddr,int2)
+CREATE OR REPLACE FUNCTION gbt_macad_consistent(internal,macaddr,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_macad_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_macad_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_macad_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_macad_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_macad_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_macad_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_macad_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_macad_union(bytea, internal)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_macad_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_macad_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -846,42 +846,42 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_text_consistent(internal,text,int2)
+CREATE OR REPLACE FUNCTION gbt_text_consistent(internal,text,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bpchar_consistent(internal,bpchar,int2)
+CREATE OR REPLACE FUNCTION gbt_bpchar_consistent(internal,bpchar,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_text_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_text_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bpchar_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_bpchar_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_text_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_text_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_text_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_text_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_text_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_text_union(bytea, internal)
 RETURNS gbtreekey_var
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_text_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_text_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -932,32 +932,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_bytea_consistent(internal,bytea,int2)
+CREATE OR REPLACE FUNCTION gbt_bytea_consistent(internal,bytea,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bytea_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_bytea_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bytea_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_bytea_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_bytea_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_bytea_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bytea_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_bytea_union(bytea, internal)
 RETURNS gbtreekey_var
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bytea_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_bytea_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -989,32 +989,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_numeric_consistent(internal,numeric,int2)
+CREATE OR REPLACE FUNCTION gbt_numeric_consistent(internal,numeric,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_numeric_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_numeric_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_numeric_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_numeric_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_numeric_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_numeric_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_numeric_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_numeric_union(bytea, internal)
 RETURNS gbtreekey_var
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_numeric_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_numeric_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -1044,32 +1044,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_bit_consistent(internal,bit,int2)
+CREATE OR REPLACE FUNCTION gbt_bit_consistent(internal,bit,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bit_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_bit_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bit_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_bit_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_bit_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_bit_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bit_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_bit_union(bytea, internal)
 RETURNS gbtreekey_var
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_bit_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_bit_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -1121,32 +1121,32 @@ AS
 --
 --
 -- define the GiST support methods
-CREATE FUNCTION gbt_inet_consistent(internal,inet,int2)
+CREATE OR REPLACE FUNCTION gbt_inet_consistent(internal,inet,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_inet_compress(internal)
+CREATE OR REPLACE FUNCTION gbt_inet_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_inet_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gbt_inet_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION gbt_inet_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gbt_inet_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_inet_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gbt_inet_union(bytea, internal)
 RETURNS gbtreekey16
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gbt_inet_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION gbt_inet_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;

contrib/btree_gist/uninstall_btree_gist.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP OPERATOR CLASS gist_cidr_ops USING gist;

contrib/chkpass/chkpass.sql.in

@@ -1,27 +1,16 @@
---
---	PostgreSQL code for CHKPASS.
---  Written by D'Arcy J.M. Cain
---  darcy@druid.net
---  http://www.druid.net/darcy/
--- 
---  $PostgreSQL: pgsql/contrib/chkpass/chkpass.sql.in,v 1.7 2007/09/29 23:32:42 tgl Exp $
---
---  best viewed with tabs set to 4
---
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
 
 --
 --	Input and output functions and the type itself:
 --
 
--- Adjust this setting to control where the objects get created.
-SET search_path = public;
-
-CREATE FUNCTION chkpass_in(cstring)
+CREATE OR REPLACE FUNCTION chkpass_in(cstring)
 	RETURNS chkpass
 	AS 'MODULE_PATHNAME'
 	LANGUAGE C STRICT;
 
-CREATE FUNCTION chkpass_out(chkpass)
+CREATE OR REPLACE FUNCTION chkpass_out(chkpass)
 	RETURNS cstring
 	AS 'MODULE_PATHNAME'
 	LANGUAGE C STRICT;
@@ -33,7 +22,7 @@ CREATE TYPE chkpass (
 	output = chkpass_out
 );
 
-CREATE FUNCTION raw(chkpass)
+CREATE OR REPLACE FUNCTION raw(chkpass)
 	RETURNS text
 	AS 'MODULE_PATHNAME', 'chkpass_rout'
 	LANGUAGE C STRICT;
@@ -42,12 +31,12 @@ CREATE FUNCTION raw(chkpass)
 --	The various boolean tests:
 --
 
-CREATE FUNCTION eq(chkpass, text)
+CREATE OR REPLACE FUNCTION eq(chkpass, text)
 	RETURNS bool
 	AS 'MODULE_PATHNAME', 'chkpass_eq'
 	LANGUAGE C STRICT;
 
-CREATE FUNCTION ne(chkpass, text)
+CREATE OR REPLACE FUNCTION ne(chkpass, text)
 	RETURNS bool
 	AS 'MODULE_PATHNAME', 'chkpass_ne'
 	LANGUAGE C STRICT;

contrib/chkpass/uninstall_chkpass.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP OPERATOR <>(chkpass, text);

contrib/cube/cube.sql.in

@@ -1,9 +1,9 @@
--- Create the user-defined type for N-dimensional boxes
--- 
-
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
+-- Create the user-defined type for N-dimensional boxes
+-- 
+
 CREATE OR REPLACE FUNCTION cube_in(cstring)
 RETURNS cube
 AS 'MODULE_PATHNAME'

contrib/cube/uninstall_cube.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP OPERATOR CLASS gist_cube_ops USING gist;

contrib/dblink/dblink.sql.in

@@ -1,3 +1,6 @@
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
+
 -- dblink_connect now restricts non-superusers to password
 -- authenticated connections
 CREATE OR REPLACE FUNCTION dblink_connect (text)

contrib/dblink/uninstall_dblink.sql

@@ -1,3 +1,6 @@
+-- Adjust this setting to control where the objects get dropped.
+SET search_path = public;
+
 DROP FUNCTION dblink_current_query ();
 
 DROP FUNCTION dblink_build_sql_update (text, int2vector, int4, _text, _text);

contrib/dict_int/dict_int.sql.in

@@ -1,16 +1,12 @@
--- $PostgreSQL: pgsql/contrib/dict_int/dict_int.sql.in,v 1.1 2007/10/15 21:36:50 tgl Exp $
-
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-BEGIN;
-
-CREATE FUNCTION dintdict_init(internal)
+CREATE OR REPLACE FUNCTION dintdict_init(internal)
         RETURNS internal
         AS 'MODULE_PATHNAME'
         LANGUAGE C STRICT;
 
-CREATE FUNCTION dintdict_lexize(internal, internal, internal, internal)
+CREATE OR REPLACE FUNCTION dintdict_lexize(internal, internal, internal, internal)
         RETURNS internal
         AS 'MODULE_PATHNAME'
         LANGUAGE C STRICT;
@@ -25,5 +21,3 @@ CREATE TEXT SEARCH DICTIONARY intdict (
 );
 
 COMMENT ON TEXT SEARCH DICTIONARY intdict IS 'dictionary for integers';
-
-END;

contrib/dict_int/uninstall_dict_int.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP TEXT SEARCH DICTIONARY intdict;

contrib/dict_xsyn/dict_xsyn.sql.in

@@ -1,16 +1,12 @@
--- $PostgreSQL: pgsql/contrib/dict_xsyn/dict_xsyn.sql.in,v 1.1 2007/10/15 21:36:50 tgl Exp $
-
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-BEGIN;
-
-CREATE FUNCTION dxsyn_init(internal)
+CREATE OR REPLACE FUNCTION dxsyn_init(internal)
         RETURNS internal
         AS 'MODULE_PATHNAME'
         LANGUAGE C STRICT;
 
-CREATE FUNCTION dxsyn_lexize(internal, internal, internal, internal)
+CREATE OR REPLACE FUNCTION dxsyn_lexize(internal, internal, internal, internal)
         RETURNS internal
         AS 'MODULE_PATHNAME'
         LANGUAGE C STRICT;
@@ -25,5 +21,3 @@ CREATE TEXT SEARCH DICTIONARY xsyn (
 );
 
 COMMENT ON TEXT SEARCH DICTIONARY xsyn IS 'eXtended synonym dictionary';
-
-END;

contrib/dict_xsyn/uninstall_dict_xsyn.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP TEXT SEARCH DICTIONARY xsyn;

contrib/earthdistance/uninstall_earthdistance.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP OPERATOR <@> (point, point);

contrib/fuzzystrmatch/fuzzystrmatch.sql.in

@@ -1,30 +1,30 @@
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-CREATE FUNCTION levenshtein (text,text) RETURNS int
+CREATE OR REPLACE FUNCTION levenshtein (text,text) RETURNS int
 AS 'MODULE_PATHNAME','levenshtein'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION metaphone (text,int) RETURNS text
+CREATE OR REPLACE FUNCTION metaphone (text,int) RETURNS text
 AS 'MODULE_PATHNAME','metaphone'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION soundex(text) RETURNS text
+CREATE OR REPLACE FUNCTION soundex(text) RETURNS text
 AS 'MODULE_PATHNAME', 'soundex'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION text_soundex(text) RETURNS text
+CREATE OR REPLACE FUNCTION text_soundex(text) RETURNS text
 AS 'MODULE_PATHNAME', 'soundex'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION difference(text,text) RETURNS int
+CREATE OR REPLACE FUNCTION difference(text,text) RETURNS int
 AS 'MODULE_PATHNAME', 'difference'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION dmetaphone (text) RETURNS text 
+CREATE OR REPLACE FUNCTION dmetaphone (text) RETURNS text 
 AS 'MODULE_PATHNAME', 'dmetaphone'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION dmetaphone_alt (text) RETURNS text 
+CREATE OR REPLACE FUNCTION dmetaphone_alt (text) RETURNS text 
 AS 'MODULE_PATHNAME', 'dmetaphone_alt'
 LANGUAGE C IMMUTABLE STRICT;

contrib/fuzzystrmatch/uninstall_fuzzystrmatch.sql

@@ -1,4 +1,4 @@
--- Adjust this setting to control where the objects get created.
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION dmetaphone_alt (text);

contrib/hstore/hstore.sql.in

@@ -1,15 +1,14 @@
+-- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-BEGIN;
-
 CREATE TYPE hstore;
 
-CREATE FUNCTION hstore_in(cstring)
+CREATE OR REPLACE FUNCTION hstore_in(cstring)
 RETURNS hstore
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION hstore_out(hstore)
+CREATE OR REPLACE FUNCTION hstore_out(hstore)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -21,7 +20,7 @@ CREATE TYPE hstore (
         STORAGE = extended
 );
 
-CREATE FUNCTION fetchval(hstore,text)
+CREATE OR REPLACE FUNCTION fetchval(hstore,text)
 RETURNS text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -32,12 +31,12 @@ CREATE OPERATOR -> (
 	PROCEDURE = fetchval
 );
 
-CREATE FUNCTION isexists(hstore,text)
+CREATE OR REPLACE FUNCTION isexists(hstore,text)
 RETURNS bool
 AS 'MODULE_PATHNAME','exists'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION exist(hstore,text)
+CREATE OR REPLACE FUNCTION exist(hstore,text)
 RETURNS bool
 AS 'MODULE_PATHNAME','exists'
 LANGUAGE C STRICT IMMUTABLE;
@@ -50,22 +49,22 @@ CREATE OPERATOR ? (
 	JOIN = contjoinsel
 );
 
-CREATE FUNCTION isdefined(hstore,text)
+CREATE OR REPLACE FUNCTION isdefined(hstore,text)
 RETURNS bool
 AS 'MODULE_PATHNAME','defined'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION defined(hstore,text)
+CREATE OR REPLACE FUNCTION defined(hstore,text)
 RETURNS bool
 AS 'MODULE_PATHNAME','defined'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION delete(hstore,text)
+CREATE OR REPLACE FUNCTION delete(hstore,text)
 RETURNS hstore
 AS 'MODULE_PATHNAME','delete'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION hs_concat(hstore,hstore)
+CREATE OR REPLACE FUNCTION hs_concat(hstore,hstore)
 RETURNS hstore
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -76,12 +75,12 @@ CREATE OPERATOR || (
 	PROCEDURE = hs_concat
 );
 
-CREATE FUNCTION hs_contains(hstore,hstore)
+CREATE OR REPLACE FUNCTION hs_contains(hstore,hstore)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION hs_contained(hstore,hstore)
+CREATE OR REPLACE FUNCTION hs_contained(hstore,hstore)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -123,7 +122,7 @@ CREATE OPERATOR ~ (
 	JOIN = contjoinsel
 );
 
-CREATE FUNCTION tconvert(text,text)
+CREATE OR REPLACE FUNCTION tconvert(text,text)
 RETURNS hstore
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -134,27 +133,27 @@ CREATE OPERATOR => (
 	PROCEDURE = tconvert
 );
 
-CREATE FUNCTION akeys(hstore)
+CREATE OR REPLACE FUNCTION akeys(hstore)
 RETURNS _text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION avals(hstore)
+CREATE OR REPLACE FUNCTION avals(hstore)
 RETURNS _text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION skeys(hstore)
+CREATE OR REPLACE FUNCTION skeys(hstore)
 RETURNS setof text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION svals(hstore)
+CREATE OR REPLACE FUNCTION svals(hstore)
 RETURNS setof text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION each(IN hs hstore,
+CREATE OR REPLACE FUNCTION each(IN hs hstore,
     OUT key text,
     OUT value text)
 RETURNS SETOF record
@@ -167,12 +166,12 @@ LANGUAGE C STRICT IMMUTABLE;
 
 CREATE TYPE ghstore;
 
-CREATE FUNCTION ghstore_in(cstring)
+CREATE OR REPLACE FUNCTION ghstore_in(cstring)
 RETURNS ghstore
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION ghstore_out(ghstore)
+CREATE OR REPLACE FUNCTION ghstore_out(ghstore)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -183,37 +182,37 @@ CREATE TYPE ghstore (
         OUTPUT = ghstore_out
 );
 
-CREATE FUNCTION ghstore_compress(internal)
+CREATE OR REPLACE FUNCTION ghstore_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ghstore_decompress(internal)
+CREATE OR REPLACE FUNCTION ghstore_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ghstore_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION ghstore_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION ghstore_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION ghstore_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ghstore_union(internal, internal)
+CREATE OR REPLACE FUNCTION ghstore_union(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ghstore_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION ghstore_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ghstore_consistent(internal,internal,int4)
+CREATE OR REPLACE FUNCTION ghstore_consistent(internal,internal,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -238,17 +237,17 @@ AS
 
 -- define the GIN support methods
 
-CREATE FUNCTION gin_extract_hstore(internal, internal)
+CREATE OR REPLACE FUNCTION gin_extract_hstore(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gin_extract_hstore_query(internal, internal, int2)
+CREATE OR REPLACE FUNCTION gin_extract_hstore_query(internal, internal, int2)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gin_consistent_hstore(internal, int2, internal)
+CREATE OR REPLACE FUNCTION gin_consistent_hstore(internal, int2, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -263,6 +262,3 @@ AS
 	FUNCTION        3       gin_extract_hstore_query(internal, internal, int2),
 	FUNCTION        4       gin_consistent_hstore(internal, int2, internal),
 STORAGE         text;
-
-
-END;

contrib/hstore/uninstall_hstore.sql

@@ -1,4 +1,5 @@
-BEGIN;
+-- Adjust this setting to control where the objects get dropped.
+SET search_path = public;
 
 DROP OPERATOR CLASS gist_hstore_ops USING gist CASCADE;
 DROP OPERATOR CLASS gin_hstore_ops USING gin CASCADE;
@@ -41,5 +42,3 @@ DROP FUNCTION gin_extract_hstore_query(internal, internal, smallint);
 
 DROP TYPE hstore CASCADE;
 DROP TYPE ghstore CASCADE;
-
-COMMIT;

contrib/intagg/uninstall_int_aggregate.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION int_array_enum(int4[]);

contrib/intarray/_int.sql.in

@@ -1,20 +1,17 @@
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
+
 --
 -- Create the user-defined type for the 1-D integer arrays (_int4)
 --
 
--- Adjust this setting to control where the operators, functions, and
--- opclasses get created.
-SET search_path = public;
-
-BEGIN;
-
 -- Query type
-CREATE FUNCTION bqarr_in(cstring)
+CREATE OR REPLACE FUNCTION bqarr_in(cstring)
 RETURNS query_int
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION bqarr_out(query_int)
+CREATE OR REPLACE FUNCTION bqarr_out(query_int)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -26,20 +23,20 @@ CREATE TYPE query_int (
 );
 
 --only for debug
-CREATE FUNCTION querytree(query_int)
+CREATE OR REPLACE FUNCTION querytree(query_int)
 RETURNS text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 
-CREATE FUNCTION boolop(_int4, query_int)
+CREATE OR REPLACE FUNCTION boolop(_int4, query_int)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 COMMENT ON FUNCTION boolop(_int4, query_int) IS 'boolean operation with array';
 
-CREATE FUNCTION rboolop(query_int, _int4)
+CREATE OR REPLACE FUNCTION rboolop(query_int, _int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -71,35 +68,35 @@ CREATE OPERATOR ~~ (
 
 -- Comparison methods
 
-CREATE FUNCTION _int_contains(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_contains(_int4, _int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 COMMENT ON FUNCTION _int_contains(_int4, _int4) IS 'contains';
 
-CREATE FUNCTION _int_contained(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_contained(_int4, _int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 COMMENT ON FUNCTION _int_contained(_int4, _int4) IS 'contained in';
 
-CREATE FUNCTION _int_overlap(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_overlap(_int4, _int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 COMMENT ON FUNCTION _int_overlap(_int4, _int4) IS 'overlaps';
 
-CREATE FUNCTION _int_same(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_same(_int4, _int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 COMMENT ON FUNCTION _int_same(_int4, _int4) IS 'same as';
 
-CREATE FUNCTION _int_different(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_different(_int4, _int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -108,12 +105,12 @@ COMMENT ON FUNCTION _int_different(_int4, _int4) IS 'different';
 
 -- support routines for indexing
 
-CREATE FUNCTION _int_union(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_union(_int4, _int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _int_inter(_int4, _int4)
+CREATE OR REPLACE FUNCTION _int_inter(_int4, _int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -191,12 +188,12 @@ CREATE OPERATOR ~ (
 );
 
 --------------
-CREATE FUNCTION intset(int4)
+CREATE OR REPLACE FUNCTION intset(int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION icount(_int4)
+CREATE OR REPLACE FUNCTION icount(_int4)
 RETURNS int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -206,32 +203,32 @@ CREATE OPERATOR # (
 	PROCEDURE = icount
 );
 
-CREATE FUNCTION sort(_int4, text)
+CREATE OR REPLACE FUNCTION sort(_int4, text)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION sort(_int4)
+CREATE OR REPLACE FUNCTION sort(_int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION sort_asc(_int4)
+CREATE OR REPLACE FUNCTION sort_asc(_int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION sort_desc(_int4)
+CREATE OR REPLACE FUNCTION sort_desc(_int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION uniq(_int4)
+CREATE OR REPLACE FUNCTION uniq(_int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION idx(_int4, int4)
+CREATE OR REPLACE FUNCTION idx(_int4, int4)
 RETURNS int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -242,17 +239,17 @@ CREATE OPERATOR # (
 	PROCEDURE = idx
 );
 
-CREATE FUNCTION subarray(_int4, int4, int4)
+CREATE OR REPLACE FUNCTION subarray(_int4, int4, int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION subarray(_int4, int4)
+CREATE OR REPLACE FUNCTION subarray(_int4, int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION intarray_push_elem(_int4, int4)
+CREATE OR REPLACE FUNCTION intarray_push_elem(_int4, int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -263,7 +260,7 @@ CREATE OPERATOR + (
 	PROCEDURE = intarray_push_elem
 );
 
-CREATE FUNCTION intarray_push_array(_int4, _int4)
+CREATE OR REPLACE FUNCTION intarray_push_array(_int4, _int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -275,7 +272,7 @@ CREATE OPERATOR + (
 	PROCEDURE = intarray_push_array
 );
 
-CREATE FUNCTION intarray_del_elem(_int4, int4)
+CREATE OR REPLACE FUNCTION intarray_del_elem(_int4, int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -286,7 +283,7 @@ CREATE OPERATOR - (
 	PROCEDURE = intarray_del_elem
 );
 
-CREATE FUNCTION intset_union_elem(_int4, int4)
+CREATE OR REPLACE FUNCTION intset_union_elem(_int4, int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -304,7 +301,7 @@ CREATE OPERATOR | (
 	PROCEDURE = _int_union
 );
 
-CREATE FUNCTION intset_subtract(_int4, _int4)
+CREATE OR REPLACE FUNCTION intset_subtract(_int4, _int4)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -324,37 +321,37 @@ CREATE OPERATOR & (
 --------------
 
 -- define the GiST support methods
-CREATE FUNCTION g_int_consistent(internal,_int4,int4)
+CREATE OR REPLACE FUNCTION g_int_consistent(internal,_int4,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_int_compress(internal)
+CREATE OR REPLACE FUNCTION g_int_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_int_decompress(internal)
+CREATE OR REPLACE FUNCTION g_int_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_int_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION g_int_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION g_int_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION g_int_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_int_union(internal, internal)
+CREATE OR REPLACE FUNCTION g_int_union(internal, internal)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_int_same(_int4, _int4, internal)
+CREATE OR REPLACE FUNCTION g_int_same(_int4, _int4, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -385,12 +382,12 @@ DEFAULT FOR TYPE _int4 USING gist AS
 ---------------------------------------------
 -- define the GiST support methods
 
-CREATE FUNCTION _intbig_in(cstring)
+CREATE OR REPLACE FUNCTION _intbig_in(cstring)
 RETURNS intbig_gkey
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _intbig_out(intbig_gkey)
+CREATE OR REPLACE FUNCTION _intbig_out(intbig_gkey)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -401,37 +398,37 @@ CREATE TYPE intbig_gkey (
         OUTPUT = _intbig_out
 );
 
-CREATE FUNCTION g_intbig_consistent(internal,internal,int4)
+CREATE OR REPLACE FUNCTION g_intbig_consistent(internal,internal,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_intbig_compress(internal)
+CREATE OR REPLACE FUNCTION g_intbig_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_intbig_decompress(internal)
+CREATE OR REPLACE FUNCTION g_intbig_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_intbig_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION g_intbig_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION g_intbig_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION g_intbig_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_intbig_union(internal, internal)
+CREATE OR REPLACE FUNCTION g_intbig_union(internal, internal)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION g_intbig_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION g_intbig_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -459,12 +456,12 @@ AS
 
 --GIN
 
-CREATE FUNCTION ginint4_queryextract(internal, internal, int2)
+CREATE OR REPLACE FUNCTION ginint4_queryextract(internal, internal, int2)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ginint4_consistent(internal, int2, internal)
+CREATE OR REPLACE FUNCTION ginint4_consistent(internal, int2, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -484,5 +481,3 @@ AS
 	FUNCTION	3	ginint4_queryextract (internal, internal, int2),
 	FUNCTION	4	ginint4_consistent (internal, int2, internal),
 	STORAGE		int4;
-
-COMMIT;

contrib/intarray/uninstall__int.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
 DROP OPERATOR CLASS gin__int_ops USING gin;

contrib/isn/uninstall_isn.sql

@@ -1,9 +1,9 @@
+-- Adjust this setting to control where the objects get dropped.
+SET search_path = public;
+
 --
 --	Drop the actual types (in cascade):
 --
----------------------------------------------------
-SET search_path = public;
-
 DROP TYPE ean13 CASCADE;
 DROP TYPE isbn13 CASCADE;
 DROP TYPE ismn13 CASCADE;

contrib/lo/lo.sql.in

@@ -1,9 +1,3 @@
---
---	PostgreSQL code for managed Large Objects
---
---	$PostgreSQL: pgsql/contrib/lo/lo.sql.in,v 1.13 2005/06/23 00:06:37 tgl Exp $
---
-
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
@@ -19,11 +13,11 @@ CREATE DOMAIN lo AS pg_catalog.oid;
 -- The other functions that formerly existed are not needed because
 -- the implicit casts between a domain and its underlying type handle them.
 --
-CREATE FUNCTION lo_oid(lo) RETURNS pg_catalog.oid AS
+CREATE OR REPLACE FUNCTION lo_oid(lo) RETURNS pg_catalog.oid AS
 'SELECT $1::pg_catalog.oid' LANGUAGE SQL STRICT IMMUTABLE;
 
 -- This is used in triggers
-CREATE FUNCTION lo_manage()
+CREATE OR REPLACE FUNCTION lo_manage()
 RETURNS pg_catalog.trigger
 AS 'MODULE_PATHNAME'
 LANGUAGE C;

contrib/lo/lo_test.sql

@@ -1,3 +1,6 @@
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
+
 --
 -- This runs some common tests against the type
 --

contrib/lo/uninstall_lo.sql

@@ -1,11 +1,11 @@
+-- Adjust this setting to control where the objects get dropped.
+SET search_path = public;
+
 --
 -- This removes the LO type
 -- It's used just for development
 --
 
--- Adjust this setting to control where the objects get created.
-SET search_path = public;
-
 -- drop the type and associated functions
 DROP TYPE lo CASCADE;
 

contrib/ltree/ltree.sql.in

@@ -1,12 +1,12 @@
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-CREATE FUNCTION ltree_in(cstring)
+CREATE OR REPLACE FUNCTION ltree_in(cstring)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION ltree_out(ltree)
+CREATE OR REPLACE FUNCTION ltree_out(ltree)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -20,37 +20,37 @@ CREATE TYPE ltree (
 
 
 --Compare function for ltree
-CREATE FUNCTION ltree_cmp(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_cmp(ltree,ltree)
 RETURNS int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_lt(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_lt(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_le(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_le(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_eq(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_eq(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_ge(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_ge(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_gt(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_gt(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_ne(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_ne(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -120,112 +120,112 @@ CREATE OPERATOR <> (
 
 --util functions
 
-CREATE FUNCTION subltree(ltree,int4,int4)
+CREATE OR REPLACE FUNCTION subltree(ltree,int4,int4)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION subpath(ltree,int4,int4)
+CREATE OR REPLACE FUNCTION subpath(ltree,int4,int4)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION subpath(ltree,int4)
+CREATE OR REPLACE FUNCTION subpath(ltree,int4)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION index(ltree,ltree)
+CREATE OR REPLACE FUNCTION index(ltree,ltree)
 RETURNS int4
 AS 'MODULE_PATHNAME', 'ltree_index'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION index(ltree,ltree,int4)
+CREATE OR REPLACE FUNCTION index(ltree,ltree,int4)
 RETURNS int4
 AS 'MODULE_PATHNAME', 'ltree_index'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION nlevel(ltree)
+CREATE OR REPLACE FUNCTION nlevel(ltree)
 RETURNS int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree2text(ltree)
+CREATE OR REPLACE FUNCTION ltree2text(ltree)
 RETURNS text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION text2ltree(text)
+CREATE OR REPLACE FUNCTION text2ltree(text)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(_ltree)
+CREATE OR REPLACE FUNCTION lca(_ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME','_lca'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree,ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree,ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree,ltree,ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree,ltree,ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree,ltree,ltree,ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree,ltree,ltree,ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree,ltree,ltree,ltree,ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree,ltree,ltree,ltree,ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lca(ltree,ltree,ltree,ltree,ltree,ltree,ltree,ltree)
+CREATE OR REPLACE FUNCTION lca(ltree,ltree,ltree,ltree,ltree,ltree,ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_isparent(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_isparent(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_risparent(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_risparent(ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_addltree(ltree,ltree)
+CREATE OR REPLACE FUNCTION ltree_addltree(ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_addtext(ltree,text)
+CREATE OR REPLACE FUNCTION ltree_addtext(ltree,text)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltree_textadd(text,ltree)
+CREATE OR REPLACE FUNCTION ltree_textadd(text,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltreeparentsel(internal, oid, internal, integer)
+CREATE OR REPLACE FUNCTION ltreeparentsel(internal, oid, internal, integer)
 RETURNS float8
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -298,12 +298,12 @@ CREATE OPERATOR CLASS ltree_ops
 
 
 --lquery type
-CREATE FUNCTION lquery_in(cstring)
+CREATE OR REPLACE FUNCTION lquery_in(cstring)
 RETURNS lquery
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION lquery_out(lquery)
+CREATE OR REPLACE FUNCTION lquery_out(lquery)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -315,12 +315,12 @@ CREATE TYPE lquery (
 	STORAGE = extended
 );
 
-CREATE FUNCTION ltq_regex(ltree,lquery)
+CREATE OR REPLACE FUNCTION ltq_regex(ltree,lquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltq_rregex(lquery,ltree)
+CREATE OR REPLACE FUNCTION ltq_rregex(lquery,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -362,12 +362,12 @@ CREATE OPERATOR ^~ (
 	JOIN = contjoinsel
 );
 
-CREATE FUNCTION lt_q_regex(ltree,_lquery)
+CREATE OR REPLACE FUNCTION lt_q_regex(ltree,_lquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION lt_q_rregex(_lquery,ltree)
+CREATE OR REPLACE FUNCTION lt_q_rregex(_lquery,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -409,12 +409,12 @@ CREATE OPERATOR ^? (
 	JOIN = contjoinsel
 );
 
-CREATE FUNCTION ltxtq_in(cstring)
+CREATE OR REPLACE FUNCTION ltxtq_in(cstring)
 RETURNS ltxtquery
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION ltxtq_out(ltxtquery)
+CREATE OR REPLACE FUNCTION ltxtq_out(ltxtquery)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -428,12 +428,12 @@ CREATE TYPE ltxtquery (
 
 -- operations WITH ltxtquery
 
-CREATE FUNCTION ltxtq_exec(ltree, ltxtquery)
+CREATE OR REPLACE FUNCTION ltxtq_exec(ltree, ltxtquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION ltxtq_rexec(ltxtquery, ltree)
+CREATE OR REPLACE FUNCTION ltxtq_rexec(ltxtquery, ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -476,12 +476,12 @@ CREATE OPERATOR ^@ (
 );
 
 --GiST support for ltree
-CREATE FUNCTION ltree_gist_in(cstring)
+CREATE OR REPLACE FUNCTION ltree_gist_in(cstring)
 RETURNS ltree_gist
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
   
-CREATE FUNCTION ltree_gist_out(ltree_gist)
+CREATE OR REPLACE FUNCTION ltree_gist_out(ltree_gist)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -494,25 +494,25 @@ CREATE TYPE ltree_gist (
 );   
 
 
-CREATE FUNCTION ltree_consistent(internal,internal,int2)
+CREATE OR REPLACE FUNCTION ltree_consistent(internal,internal,int2)
 RETURNS bool as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ltree_compress(internal)
+CREATE OR REPLACE FUNCTION ltree_compress(internal)
 RETURNS internal as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ltree_decompress(internal)
+CREATE OR REPLACE FUNCTION ltree_decompress(internal)
 RETURNS internal as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ltree_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION ltree_penalty(internal,internal,internal)
 RETURNS internal as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION ltree_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION ltree_picksplit(internal, internal)
 RETURNS internal as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ltree_union(internal, internal)
+CREATE OR REPLACE FUNCTION ltree_union(internal, internal)
 RETURNS int4 as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION ltree_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION ltree_same(internal, internal, internal)
 RETURNS internal as 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE;
 
 CREATE OPERATOR CLASS gist_ltree_ops
@@ -542,52 +542,52 @@ CREATE OPERATOR CLASS gist_ltree_ops
 
 -- arrays of ltree
 
-CREATE FUNCTION _ltree_isparent(_ltree,ltree)
+CREATE OR REPLACE FUNCTION _ltree_isparent(_ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltree_r_isparent(ltree,_ltree)
+CREATE OR REPLACE FUNCTION _ltree_r_isparent(ltree,_ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltree_risparent(_ltree,ltree)
+CREATE OR REPLACE FUNCTION _ltree_risparent(_ltree,ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltree_r_risparent(ltree,_ltree)
+CREATE OR REPLACE FUNCTION _ltree_r_risparent(ltree,_ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltq_regex(_ltree,lquery)
+CREATE OR REPLACE FUNCTION _ltq_regex(_ltree,lquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltq_rregex(lquery,_ltree)
+CREATE OR REPLACE FUNCTION _ltq_rregex(lquery,_ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _lt_q_regex(_ltree,_lquery)
+CREATE OR REPLACE FUNCTION _lt_q_regex(_ltree,_lquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _lt_q_rregex(_lquery,_ltree)
+CREATE OR REPLACE FUNCTION _lt_q_rregex(_lquery,_ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltxtq_exec(_ltree, ltxtquery)
+CREATE OR REPLACE FUNCTION _ltxtq_exec(_ltree, ltxtquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION _ltxtq_rexec(ltxtquery, _ltree)
+CREATE OR REPLACE FUNCTION _ltxtq_rexec(ltxtquery, _ltree)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -775,7 +775,7 @@ CREATE OPERATOR ^@ (
 );
 
 --extractors
-CREATE FUNCTION _ltree_extract_isparent(_ltree,ltree)
+CREATE OR REPLACE FUNCTION _ltree_extract_isparent(_ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -786,7 +786,7 @@ CREATE OPERATOR ?@> (
 	PROCEDURE = _ltree_extract_isparent
 );
 
-CREATE FUNCTION _ltree_extract_risparent(_ltree,ltree)
+CREATE OR REPLACE FUNCTION _ltree_extract_risparent(_ltree,ltree)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -797,7 +797,7 @@ CREATE OPERATOR ?<@ (
 	PROCEDURE = _ltree_extract_risparent
 );
 
-CREATE FUNCTION _ltq_extract_regex(_ltree,lquery)
+CREATE OR REPLACE FUNCTION _ltq_extract_regex(_ltree,lquery)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -808,7 +808,7 @@ CREATE OPERATOR ?~ (
 	PROCEDURE = _ltq_extract_regex
 );
 
-CREATE FUNCTION _ltxtq_extract_exec(_ltree,ltxtquery)
+CREATE OR REPLACE FUNCTION _ltxtq_extract_exec(_ltree,ltxtquery)
 RETURNS ltree
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -820,32 +820,32 @@ CREATE OPERATOR ?@ (
 );
 
 --GiST support for ltree[]
-CREATE FUNCTION _ltree_consistent(internal,internal,int2)
+CREATE OR REPLACE FUNCTION _ltree_consistent(internal,internal,int2)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION _ltree_compress(internal)
+CREATE OR REPLACE FUNCTION _ltree_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION _ltree_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION _ltree_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE STRICT;
 
-CREATE FUNCTION _ltree_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION _ltree_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION _ltree_union(internal, internal)
+CREATE OR REPLACE FUNCTION _ltree_union(internal, internal)
 RETURNS int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION _ltree_same(internal, internal, internal)
+CREATE OR REPLACE FUNCTION _ltree_same(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;

contrib/ltree/ltreetest.sql

@@ -1,3 +1,6 @@
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
+
 CREATE TABLE test ( path ltree);
 INSERT INTO test VALUES ('Top');
 INSERT INTO test VALUES ('Top.Science');

contrib/ltree/uninstall_ltree.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP OPERATOR CLASS gist__ltree_ops USING gist;

contrib/pageinspect/uninstall_pageinspect.sql

@@ -1,4 +1,4 @@
--- Adjust this setting to control where the objects get created.
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION get_raw_page(text, int4);

contrib/pg_buffercache/pg_buffercache.sql.in

@@ -1,5 +1,4 @@
 -- Adjust this setting to control where the objects get created.
-BEGIN;
 SET search_path = public;
 
 -- Register the function.
@@ -17,5 +16,3 @@ CREATE VIEW pg_buffercache AS
 -- Don't want these to be available at public.
 REVOKE ALL ON FUNCTION pg_buffercache_pages() FROM PUBLIC;
 REVOKE ALL ON pg_buffercache FROM PUBLIC;
-
-COMMIT;

contrib/pg_buffercache/uninstall_pg_buffercache.sql

@@ -1,4 +1,4 @@
--- Adjust this setting to control where the objects get created.
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP VIEW pg_buffercache;

contrib/pg_freespacemap/pg_freespacemap.sql.in

@@ -1,5 +1,4 @@
 -- Adjust this setting to control where the objects get created.
-BEGIN;
 SET search_path = public;
 
 
@@ -41,5 +40,3 @@ REVOKE ALL ON pg_freespacemap_pages FROM PUBLIC;
 
 REVOKE ALL ON FUNCTION pg_freespacemap_relations() FROM PUBLIC;
 REVOKE ALL ON pg_freespacemap_relations FROM PUBLIC;
-
-COMMIT;

contrib/pg_freespacemap/uninstall_pg_freespacemap.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP VIEW pg_freespacemap_pages;

contrib/pg_trgm/pg_trgm.sql.in

@@ -1,29 +1,28 @@
+-- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-BEGIN;
-
-create function set_limit(float4)
-returns float4
+CREATE OR REPLACE FUNCTION set_limit(float4)
+RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-create function show_limit()
-returns float4
+CREATE OR REPLACE FUNCTION show_limit()
+RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-create function show_trgm(text)
-returns _text
+CREATE OR REPLACE FUNCTION show_trgm(text)
+RETURNS _text
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-create function similarity(text,text)
-returns float4
+CREATE OR REPLACE FUNCTION similarity(text,text)
+RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-create function similarity_op(text,text)
-returns bool
+CREATE OR REPLACE FUNCTION similarity_op(text,text)
+RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
@@ -37,12 +36,12 @@ CREATE OPERATOR % (
 );
 
 -- gist key
-CREATE FUNCTION gtrgm_in(cstring)
+CREATE OR REPLACE FUNCTION gtrgm_in(cstring)
 RETURNS gtrgm
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION gtrgm_out(gtrgm)
+CREATE OR REPLACE FUNCTION gtrgm_out(gtrgm)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -54,37 +53,37 @@ CREATE TYPE gtrgm (
 );
 
 -- support functions for gist
-CREATE FUNCTION gtrgm_consistent(gtrgm,internal,int4)
+CREATE OR REPLACE FUNCTION gtrgm_consistent(gtrgm,internal,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
  
-CREATE FUNCTION gtrgm_compress(internal)
+CREATE OR REPLACE FUNCTION gtrgm_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gtrgm_decompress(internal)
+CREATE OR REPLACE FUNCTION gtrgm_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gtrgm_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gtrgm_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION gtrgm_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gtrgm_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gtrgm_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gtrgm_union(bytea, internal)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gtrgm_same(gtrgm, gtrgm, internal)
+CREATE OR REPLACE FUNCTION gtrgm_same(gtrgm, gtrgm, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -104,17 +103,17 @@ AS
         STORAGE         gtrgm;
 
 -- support functions for gin
-CREATE FUNCTION gin_extract_trgm(text, internal)
+CREATE OR REPLACE FUNCTION gin_extract_trgm(text, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gin_extract_trgm(text, internal, internal)
+CREATE OR REPLACE FUNCTION gin_extract_trgm(text, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gin_trgm_consistent(internal, internal, text)
+CREATE OR REPLACE FUNCTION gin_trgm_consistent(internal, internal, text)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
@@ -129,5 +128,3 @@ AS
         FUNCTION        3       gin_extract_trgm (text, internal, internal),
         FUNCTION        4       gin_trgm_consistent (internal, internal, text),
         STORAGE         int4;
-
-COMMIT;

contrib/pg_trgm/uninstall_pg_trgm.sql

@@ -1,7 +1,6 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
-BEGIN;
-
 DROP OPERATOR CLASS gist_trgm_ops USING gist;
 
 DROP FUNCTION gtrgm_same(gtrgm, gtrgm, internal);
@@ -39,5 +38,3 @@ DROP FUNCTION show_trgm(text);
 DROP FUNCTION show_limit();
 
 DROP FUNCTION set_limit(float4);
-
-COMMIT;

contrib/pgcrypto/uninstall_pgcrypto.sql

@@ -1,4 +1,4 @@
-
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION digest(text, text);

contrib/pgrowlocks/uninstall_pgrowlocks.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION pgrowlocks(text);

contrib/pgstattuple/uninstall_pgstattuple.sql

@@ -1,4 +1,4 @@
--- Adjust this setting to control where the objects get created.
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION pgstattuple(text);

contrib/seg/seg.sql.in

@@ -1,15 +1,15 @@
--- Create the user-defined type for 1-D floating point intervals (seg)
--- 
-
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-CREATE FUNCTION seg_in(cstring)
+-- Create the user-defined type for 1-D floating point intervals (seg)
+-- 
+
+CREATE OR REPLACE FUNCTION seg_in(cstring)
 RETURNS seg
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION seg_out(seg)
+CREATE OR REPLACE FUNCTION seg_out(seg)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -29,7 +29,7 @@ COMMENT ON TYPE seg IS
 
 -- Left/Right methods
 
-CREATE FUNCTION seg_over_left(seg, seg)
+CREATE OR REPLACE FUNCTION seg_over_left(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -37,7 +37,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_over_left(seg, seg) IS
 'overlaps or is left of';
 
-CREATE FUNCTION seg_over_right(seg, seg)
+CREATE OR REPLACE FUNCTION seg_over_right(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -45,7 +45,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_over_right(seg, seg) IS
 'overlaps or is right of';
 
-CREATE FUNCTION seg_left(seg, seg)
+CREATE OR REPLACE FUNCTION seg_left(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -53,7 +53,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_left(seg, seg) IS
 'is left of';
 
-CREATE FUNCTION seg_right(seg, seg)
+CREATE OR REPLACE FUNCTION seg_right(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -64,7 +64,7 @@ COMMENT ON FUNCTION seg_right(seg, seg) IS
 
 -- Scalar comparison methods
 
-CREATE FUNCTION seg_lt(seg, seg)
+CREATE OR REPLACE FUNCTION seg_lt(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -72,7 +72,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_lt(seg, seg) IS
 'less than';
 
-CREATE FUNCTION seg_le(seg, seg)
+CREATE OR REPLACE FUNCTION seg_le(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -80,7 +80,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_le(seg, seg) IS
 'less than or equal';
 
-CREATE FUNCTION seg_gt(seg, seg)
+CREATE OR REPLACE FUNCTION seg_gt(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -88,7 +88,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_gt(seg, seg) IS
 'greater than';
 
-CREATE FUNCTION seg_ge(seg, seg)
+CREATE OR REPLACE FUNCTION seg_ge(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -96,7 +96,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_ge(seg, seg) IS
 'greater than or equal';
 
-CREATE FUNCTION seg_contains(seg, seg)
+CREATE OR REPLACE FUNCTION seg_contains(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -104,7 +104,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_contains(seg, seg) IS
 'contains';
 
-CREATE FUNCTION seg_contained(seg, seg)
+CREATE OR REPLACE FUNCTION seg_contained(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -112,7 +112,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_contained(seg, seg) IS
 'contained in';
 
-CREATE FUNCTION seg_overlap(seg, seg)
+CREATE OR REPLACE FUNCTION seg_overlap(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -120,7 +120,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_overlap(seg, seg) IS
 'overlaps';
 
-CREATE FUNCTION seg_same(seg, seg)
+CREATE OR REPLACE FUNCTION seg_same(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -128,7 +128,7 @@ LANGUAGE C STRICT IMMUTABLE;
 COMMENT ON FUNCTION seg_same(seg, seg) IS
 'same as';
 
-CREATE FUNCTION seg_different(seg, seg)
+CREATE OR REPLACE FUNCTION seg_different(seg, seg)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -145,29 +145,29 @@ LANGUAGE C STRICT IMMUTABLE;
 
 COMMENT ON FUNCTION seg_cmp(seg, seg) IS 'btree comparison function';
 
-CREATE FUNCTION seg_union(seg, seg)
+CREATE OR REPLACE FUNCTION seg_union(seg, seg)
 RETURNS seg
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION seg_inter(seg, seg)
+CREATE OR REPLACE FUNCTION seg_inter(seg, seg)
 RETURNS seg
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION seg_size(seg)
+CREATE OR REPLACE FUNCTION seg_size(seg)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
 -- miscellaneous
 
-CREATE FUNCTION seg_upper(seg)
+CREATE OR REPLACE FUNCTION seg_upper(seg)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION seg_lower(seg)
+CREATE OR REPLACE FUNCTION seg_lower(seg)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
@@ -320,37 +320,37 @@ CREATE OPERATOR ~ (
 
 
 -- define the GiST support methods
-CREATE FUNCTION gseg_consistent(internal,seg,int4)
+CREATE OR REPLACE FUNCTION gseg_consistent(internal,seg,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gseg_compress(internal)
+CREATE OR REPLACE FUNCTION gseg_compress(internal)
 RETURNS internal 
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gseg_decompress(internal)
+CREATE OR REPLACE FUNCTION gseg_decompress(internal)
 RETURNS internal 
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gseg_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gseg_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT IMMUTABLE;
 
-CREATE FUNCTION gseg_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gseg_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gseg_union(internal, internal)
+CREATE OR REPLACE FUNCTION gseg_union(internal, internal)
 RETURNS seg 
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;
 
-CREATE FUNCTION gseg_same(seg, seg, internal)
+CREATE OR REPLACE FUNCTION gseg_same(seg, seg, internal)
 RETURNS internal 
 AS 'MODULE_PATHNAME'
 LANGUAGE C IMMUTABLE;

contrib/seg/uninstall_seg.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP OPERATOR CLASS gist_seg_ops USING gist;

contrib/sslinfo/sslinfo.sql.in

@@ -1,29 +1,31 @@
+-- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
 CREATE OR REPLACE FUNCTION ssl_client_serial() RETURNS numeric
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_client_serial';
+LANGUAGE C STRICT
 
 CREATE OR REPLACE FUNCTION ssl_is_used() RETURNS boolean
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_is_used';
+LANGUAGE C STRICT
 
 CREATE OR REPLACE FUNCTION ssl_client_cert_present() RETURNS boolean
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_client_cert_present';
+LANGUAGE C STRICT
 
 CREATE OR REPLACE FUNCTION ssl_client_dn_field(text) RETURNS text
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_client_dn_field';
+LANGUAGE C STRICT
 
 CREATE OR REPLACE FUNCTION ssl_issuer_field(text) RETURNS text
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_issuer_field';
+LANGUAGE C STRICT
 
 CREATE OR REPLACE FUNCTION ssl_client_dn() RETURNS text
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_client_dn';
+LANGUAGE C STRICT
 
 CREATE OR REPLACE FUNCTION ssl_issuer_dn() RETURNS text
-    LANGUAGE C STRICT
 AS 'MODULE_PATHNAME', 'ssl_issuer_dn';
+LANGUAGE C STRICT
+

contrib/sslinfo/uninstall_sslinfo.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION ssl_client_serial();

contrib/tablefunc/uninstall_tablefunc.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION connectby(text,text,text,text,text,int);

contrib/test_parser/test_parser.sql.in

@@ -1,26 +1,22 @@
--- $PostgreSQL: pgsql/contrib/test_parser/test_parser.sql.in,v 1.1 2007/10/15 21:36:50 tgl Exp $
-
 -- Adjust this setting to control where the objects get created.
 SET search_path = public;
 
-BEGIN;
-
-CREATE FUNCTION testprs_start(internal, int4)
+CREATE OR REPLACE FUNCTION testprs_start(internal, int4)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION testprs_getlexeme(internal, internal, internal)
+CREATE OR REPLACE FUNCTION testprs_getlexeme(internal, internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION testprs_end(internal)
+CREATE OR REPLACE FUNCTION testprs_end(internal)
 RETURNS void
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
 
-CREATE FUNCTION testprs_lextype(internal)
+CREATE OR REPLACE FUNCTION testprs_lextype(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT;
@@ -32,5 +28,3 @@ CREATE TEXT SEARCH PARSER testparser (
     HEADLINE = pg_catalog.prsd_headline,
     LEXTYPES = testprs_lextype
 );
-
-END;

contrib/test_parser/uninstall_test_parser.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP TEXT SEARCH PARSER testparser;

contrib/tsearch2/tsearch.sql.in

@@ -1,8 +1,6 @@
 -- Adjust this setting to control where the objects get CREATEd.
 SET search_path = public;
 
-BEGIN;
-
 --dict conf
 CREATE TABLE pg_ts_dict (
 	dict_name	text not null primary key,
@@ -13,43 +11,43 @@ CREATE TABLE pg_ts_dict (
 ) with oids;
 
 --dict interface
-CREATE FUNCTION lexize(oid, text) 
+CREATE OR REPLACE FUNCTION lexize(oid, text) 
 RETURNS _text
 as 'MODULE_PATHNAME'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION lexize(text, text)
+CREATE OR REPLACE FUNCTION lexize(text, text)
         RETURNS _text
         as 'MODULE_PATHNAME', 'lexize_byname'
         LANGUAGE C
         RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION lexize(text)
+CREATE OR REPLACE FUNCTION lexize(text)
         RETURNS _text
         as 'MODULE_PATHNAME', 'lexize_bycurrent'
         LANGUAGE C
         RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION set_curdict(int)
+CREATE OR REPLACE FUNCTION set_curdict(int)
 RETURNS void
 as 'MODULE_PATHNAME'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION set_curdict(text)
+CREATE OR REPLACE FUNCTION set_curdict(text)
 RETURNS void
 as 'MODULE_PATHNAME', 'set_curdict_byname'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
 --built-in dictionaries
-CREATE FUNCTION dex_init(internal)
+CREATE OR REPLACE FUNCTION dex_init(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
 
-CREATE FUNCTION dex_lexize(internal,internal,int4)
+CREATE OR REPLACE FUNCTION dex_lexize(internal,internal,int4)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C
@@ -63,12 +61,12 @@ insert into pg_ts_dict select
 	'Simple example of dictionary.'
 ;
  
-CREATE FUNCTION snb_en_init(internal)
+CREATE OR REPLACE FUNCTION snb_en_init(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
 
-CREATE FUNCTION snb_lexize(internal,internal,int4)
+CREATE OR REPLACE FUNCTION snb_lexize(internal,internal,int4)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C
@@ -82,7 +80,7 @@ insert into pg_ts_dict select
 	'English Stemmer. Snowball.'
 ;
 
-CREATE FUNCTION snb_ru_init_koi8(internal)
+CREATE OR REPLACE FUNCTION snb_ru_init_koi8(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
@@ -95,7 +93,7 @@ insert into pg_ts_dict select
 	'Russian Stemmer. Snowball. KOI8 Encoding'
 ;
  
-CREATE FUNCTION snb_ru_init_utf8(internal)
+CREATE OR REPLACE FUNCTION snb_ru_init_utf8(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
@@ -108,12 +106,12 @@ insert into pg_ts_dict select
 	'Russian Stemmer. Snowball. UTF8 Encoding'
 ;
  
-CREATE FUNCTION spell_init(internal)
+CREATE OR REPLACE FUNCTION spell_init(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
 
-CREATE FUNCTION spell_lexize(internal,internal,int4)
+CREATE OR REPLACE FUNCTION spell_lexize(internal,internal,int4)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C
@@ -127,12 +125,12 @@ insert into pg_ts_dict select
 	'ISpell interface. Must have .dict and .aff files'
 ;
 
-CREATE FUNCTION syn_init(internal)
+CREATE OR REPLACE FUNCTION syn_init(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
 
-CREATE FUNCTION syn_lexize(internal,internal,int4)
+CREATE OR REPLACE FUNCTION syn_lexize(internal,internal,int4)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C
@@ -146,12 +144,12 @@ insert into pg_ts_dict select
 	'Example of synonym dictionary'
 ;
 
-CREATE FUNCTION thesaurus_init(internal)
+CREATE OR REPLACE FUNCTION thesaurus_init(internal)
 RETURNS internal
 as 'MODULE_PATHNAME' 
 LANGUAGE C;
 
-CREATE FUNCTION thesaurus_lexize(internal,internal,int4,internal)
+CREATE OR REPLACE FUNCTION thesaurus_lexize(internal,internal,int4,internal)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C
@@ -178,81 +176,81 @@ CREATE TABLE pg_ts_parser (
 
 --sql-level interface
 CREATE TYPE tokentype 
-	as (tokid int4, alias text, descr text); 
+	AS (tokid int4, alias text, descr text); 
 
-CREATE FUNCTION token_type(int4)
+CREATE OR REPLACE FUNCTION token_type(int4)
 RETURNS setof tokentype
 as 'MODULE_PATHNAME'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION token_type(text)
+CREATE OR REPLACE FUNCTION token_type(text)
 RETURNS setof tokentype
 as 'MODULE_PATHNAME', 'token_type_byname'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION token_type()
+CREATE OR REPLACE FUNCTION token_type()
 RETURNS setof tokentype
 as 'MODULE_PATHNAME', 'token_type_current'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION set_curprs(int)
+CREATE OR REPLACE FUNCTION set_curprs(int)
 RETURNS void
 as 'MODULE_PATHNAME'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION set_curprs(text)
+CREATE OR REPLACE FUNCTION set_curprs(text)
 RETURNS void
 as 'MODULE_PATHNAME', 'set_curprs_byname'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
 CREATE TYPE tokenout 
-	as (tokid int4, token text);
+	AS (tokid int4, token text);
 
-CREATE FUNCTION parse(oid,text)
+CREATE OR REPLACE FUNCTION parse(oid,text)
 RETURNS setof tokenout
 as 'MODULE_PATHNAME'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
  
-CREATE FUNCTION parse(text,text)
+CREATE OR REPLACE FUNCTION parse(text,text)
 RETURNS setof tokenout
 as 'MODULE_PATHNAME', 'parse_byname'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
  
-CREATE FUNCTION parse(text)
+CREATE OR REPLACE FUNCTION parse(text)
 RETURNS setof tokenout
 as 'MODULE_PATHNAME', 'parse_current'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
  
 --default parser
-CREATE FUNCTION prsd_start(internal,int4)
+CREATE OR REPLACE FUNCTION prsd_start(internal,int4)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION prsd_getlexeme(internal,internal,internal)
+CREATE OR REPLACE FUNCTION prsd_getlexeme(internal,internal,internal)
 RETURNS int4
 as 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION prsd_end(internal)
+CREATE OR REPLACE FUNCTION prsd_end(internal)
 RETURNS void
 as 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION prsd_lextype(internal)
+CREATE OR REPLACE FUNCTION prsd_lextype(internal)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION prsd_headline(internal,internal,internal)
+CREATE OR REPLACE FUNCTION prsd_headline(internal,internal,internal)
 RETURNS internal
 as 'MODULE_PATHNAME'
 LANGUAGE C;
@@ -282,19 +280,19 @@ CREATE TABLE pg_ts_cfgmap (
 	primary key (ts_name,tok_alias)
 ) with oids;
 
-CREATE FUNCTION set_curcfg(int)
+CREATE OR REPLACE FUNCTION set_curcfg(int)
 RETURNS void
 as 'MODULE_PATHNAME'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION set_curcfg(text)
+CREATE OR REPLACE FUNCTION set_curcfg(text)
 RETURNS void
 as 'MODULE_PATHNAME', 'set_curcfg_byname'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION show_curcfg()
+CREATE OR REPLACE FUNCTION show_curcfg()
 RETURNS oid
 as 'MODULE_PATHNAME'
 LANGUAGE C
@@ -383,12 +381,12 @@ insert into pg_ts_cfgmap values ('simple', 'int', '{simple}');
 insert into pg_ts_cfgmap values ('simple', 'uint', '{simple}');
 
 --tsvector type
-CREATE FUNCTION tsvector_in(cstring)
+CREATE OR REPLACE FUNCTION tsvector_in(cstring)
 RETURNS tsvector
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION tsvector_out(tsvector)
+CREATE OR REPLACE FUNCTION tsvector_out(tsvector)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
@@ -400,37 +398,37 @@ CREATE TYPE tsvector (
         STORAGE = extended
 );
 
-CREATE FUNCTION length(tsvector)
+CREATE OR REPLACE FUNCTION length(tsvector)
 RETURNS int4
 AS 'MODULE_PATHNAME', 'tsvector_length'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION to_tsvector(oid, text)
+CREATE OR REPLACE FUNCTION to_tsvector(oid, text)
 RETURNS tsvector
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION to_tsvector(text, text)
+CREATE OR REPLACE FUNCTION to_tsvector(text, text)
 RETURNS tsvector
 AS 'MODULE_PATHNAME', 'to_tsvector_name'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION to_tsvector(text)
+CREATE OR REPLACE FUNCTION to_tsvector(text)
 RETURNS tsvector
 AS 'MODULE_PATHNAME', 'to_tsvector_current'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION strip(tsvector)
+CREATE OR REPLACE FUNCTION strip(tsvector)
 RETURNS tsvector
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION setweight(tsvector,"char")
+CREATE OR REPLACE FUNCTION setweight(tsvector,"char")
 RETURNS tsvector
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION concat(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION concat(tsvector,tsvector)
 RETURNS tsvector
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
@@ -442,12 +440,12 @@ CREATE OPERATOR || (
 );
 
 --query type
-CREATE FUNCTION tsquery_in(cstring)
+CREATE OR REPLACE FUNCTION tsquery_in(cstring)
 RETURNS tsquery
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION tsquery_out(tsquery)
+CREATE OR REPLACE FUNCTION tsquery_out(tsquery)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
@@ -459,50 +457,50 @@ CREATE TYPE tsquery (
         OUTPUT = tsquery_out
 );
 
-CREATE FUNCTION querytree(tsquery)
+CREATE OR REPLACE FUNCTION querytree(tsquery)
 RETURNS text
 AS 'MODULE_PATHNAME', 'tsquerytree'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION to_tsquery(oid, text)
+CREATE OR REPLACE FUNCTION to_tsquery(oid, text)
 RETURNS tsquery
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION to_tsquery(text, text)
+CREATE OR REPLACE FUNCTION to_tsquery(text, text)
 RETURNS tsquery
 AS 'MODULE_PATHNAME','to_tsquery_name'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION to_tsquery(text)
+CREATE OR REPLACE FUNCTION to_tsquery(text)
 RETURNS tsquery
 AS 'MODULE_PATHNAME','to_tsquery_current'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION plainto_tsquery(oid, text)
+CREATE OR REPLACE FUNCTION plainto_tsquery(oid, text)
 RETURNS tsquery
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION plainto_tsquery(text, text)
+CREATE OR REPLACE FUNCTION plainto_tsquery(text, text)
 RETURNS tsquery
 AS 'MODULE_PATHNAME','plainto_tsquery_name'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION plainto_tsquery(text)
+CREATE OR REPLACE FUNCTION plainto_tsquery(text)
 RETURNS tsquery
 AS 'MODULE_PATHNAME','plainto_tsquery_current'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
 --operations
-CREATE FUNCTION exectsq(tsvector, tsquery)
+CREATE OR REPLACE FUNCTION exectsq(tsvector, tsquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
   
 COMMENT ON FUNCTION exectsq(tsvector, tsquery) IS 'boolean operation with text index';
 
-CREATE FUNCTION rexectsq(tsquery, tsvector)
+CREATE OR REPLACE FUNCTION rexectsq(tsquery, tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
@@ -527,90 +525,90 @@ CREATE OPERATOR @@ (
 );
 
 --Trigger
-CREATE FUNCTION tsearch2()
+CREATE OR REPLACE FUNCTION tsearch2()
 RETURNS trigger
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
 --Relevation
-CREATE FUNCTION rank(float4[], tsvector, tsquery)
+CREATE OR REPLACE FUNCTION rank(float4[], tsvector, tsquery)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank(float4[], tsvector, tsquery, int4)
+CREATE OR REPLACE FUNCTION rank(float4[], tsvector, tsquery, int4)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank(tsvector, tsquery)
+CREATE OR REPLACE FUNCTION rank(tsvector, tsquery)
 RETURNS float4
 AS 'MODULE_PATHNAME', 'rank_def'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank(tsvector, tsquery, int4)
+CREATE OR REPLACE FUNCTION rank(tsvector, tsquery, int4)
 RETURNS float4
 AS 'MODULE_PATHNAME', 'rank_def'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank_cd(float4[], tsvector, tsquery)
+CREATE OR REPLACE FUNCTION rank_cd(float4[], tsvector, tsquery)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank_cd(float4[], tsvector, tsquery, int4)
+CREATE OR REPLACE FUNCTION rank_cd(float4[], tsvector, tsquery, int4)
 RETURNS float4
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank_cd(tsvector, tsquery)
+CREATE OR REPLACE FUNCTION rank_cd(tsvector, tsquery)
 RETURNS float4
 AS 'MODULE_PATHNAME', 'rank_cd_def'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION rank_cd(tsvector, tsquery, int4)
+CREATE OR REPLACE FUNCTION rank_cd(tsvector, tsquery, int4)
 RETURNS float4
 AS 'MODULE_PATHNAME', 'rank_cd_def'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION headline(oid, text, tsquery, text)
+CREATE OR REPLACE FUNCTION headline(oid, text, tsquery, text)
 RETURNS text
 AS 'MODULE_PATHNAME', 'headline'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION headline(oid, text, tsquery)
+CREATE OR REPLACE FUNCTION headline(oid, text, tsquery)
 RETURNS text
 AS 'MODULE_PATHNAME', 'headline'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION headline(text, text, tsquery, text)
+CREATE OR REPLACE FUNCTION headline(text, text, tsquery, text)
 RETURNS text
 AS 'MODULE_PATHNAME', 'headline_byname'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION headline(text, text, tsquery)
+CREATE OR REPLACE FUNCTION headline(text, text, tsquery)
 RETURNS text
 AS 'MODULE_PATHNAME', 'headline_byname'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION headline(text, tsquery, text)
+CREATE OR REPLACE FUNCTION headline(text, tsquery, text)
 RETURNS text
 AS 'MODULE_PATHNAME', 'headline_current'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION headline(text, tsquery)
+CREATE OR REPLACE FUNCTION headline(text, tsquery)
 RETURNS text
 AS 'MODULE_PATHNAME', 'headline_current'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
 --GiST
 --GiST key type 
-CREATE FUNCTION gtsvector_in(cstring)
+CREATE OR REPLACE FUNCTION gtsvector_in(cstring)
 RETURNS gtsvector
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION gtsvector_out(gtsvector)
+CREATE OR REPLACE FUNCTION gtsvector_out(gtsvector)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
@@ -622,37 +620,37 @@ CREATE TYPE gtsvector (
 );
 
 -- support FUNCTIONs
-CREATE FUNCTION gtsvector_consistent(gtsvector,internal,int4)
+CREATE OR REPLACE FUNCTION gtsvector_consistent(gtsvector,internal,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
   
-CREATE FUNCTION gtsvector_compress(internal)
+CREATE OR REPLACE FUNCTION gtsvector_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsvector_decompress(internal)
+CREATE OR REPLACE FUNCTION gtsvector_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsvector_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gtsvector_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION gtsvector_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gtsvector_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsvector_union(internal, internal)
+CREATE OR REPLACE FUNCTION gtsvector_union(internal, internal)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsvector_same(gtsvector, gtsvector, internal)
+CREATE OR REPLACE FUNCTION gtsvector_same(gtsvector, gtsvector, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
@@ -674,14 +672,14 @@ AS
 
 --stat info
 CREATE TYPE statinfo 
-	as (word text, ndoc int4, nentry int4);
+	AS (word text, ndoc int4, nentry int4);
 
---CREATE FUNCTION tsstat_in(cstring)
+--CREATE OR REPLACE FUNCTION tsstat_in(cstring)
 --RETURNS tsstat
 --AS 'MODULE_PATHNAME'
 --LANGUAGE C RETURNS NULL ON NULL INPUT;
 --
---CREATE FUNCTION tsstat_out(tsstat)
+--CREATE OR REPLACE FUNCTION tsstat_out(tsstat)
 --RETURNS cstring
 --AS 'MODULE_PATHNAME'
 --LANGUAGE C RETURNS NULL ON NULL INPUT;
@@ -693,12 +691,12 @@ CREATE TYPE statinfo
 --        STORAGE = plain
 --);
 --
---CREATE FUNCTION ts_accum(tsstat,tsvector)
+--CREATE OR REPLACE FUNCTION ts_accum(tsstat,tsvector)
 --RETURNS tsstat
 --AS 'MODULE_PATHNAME'
 --LANGUAGE C RETURNS NULL ON NULL INPUT;
 --
---CREATE FUNCTION ts_accum_finish(tsstat)
+--CREATE OR REPLACE FUNCTION ts_accum_finish(tsstat)
 --	RETURNS setof statinfo
 --	as 'MODULE_PATHNAME'
 --	LANGUAGE C
@@ -712,27 +710,27 @@ CREATE TYPE statinfo
 --	initcond = ''
 --); 
 
-CREATE FUNCTION stat(text)
+CREATE OR REPLACE FUNCTION stat(text)
 RETURNS setof statinfo
 as 'MODULE_PATHNAME', 'ts_stat'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION stat(text,text)
+CREATE OR REPLACE FUNCTION stat(text,text)
 RETURNS setof statinfo
 as 'MODULE_PATHNAME', 'ts_stat'
 LANGUAGE C
 RETURNS NULL ON NULL INPUT;
 
 --reset - just for debuging
-CREATE FUNCTION reset_tsearch()
+CREATE OR REPLACE FUNCTION reset_tsearch()
         RETURNS void
         as 'MODULE_PATHNAME'
         LANGUAGE C
         RETURNS NULL ON NULL INPUT;
 
 --get cover (debug for rank_cd)
-CREATE FUNCTION get_covers(tsvector,tsquery)
+CREATE OR REPLACE FUNCTION get_covers(tsvector,tsquery)
         RETURNS text
         as 'MODULE_PATHNAME'
         LANGUAGE C
@@ -748,12 +746,12 @@ create type tsdebug as (
         "tsvector" tsvector
 );
 
-CREATE FUNCTION _get_parser_from_curcfg() 
+CREATE OR REPLACE FUNCTION _get_parser_from_curcfg() 
 RETURNS text as 
 ' select prs_name from pg_ts_cfg where oid = show_curcfg() '
 LANGUAGE SQL RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION ts_debug(text)
+CREATE OR REPLACE FUNCTION ts_debug(text)
 RETURNS setof tsdebug as '
 select 
         m.ts_name,
@@ -775,37 +773,37 @@ where
 ' LANGUAGE SQL RETURNS NULL ON NULL INPUT;
 
 --compare functions
-CREATE FUNCTION tsvector_cmp(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_cmp(tsvector,tsvector)
 RETURNS int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION tsvector_lt(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_lt(tsvector,tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION tsvector_le(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_le(tsvector,tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
         
-CREATE FUNCTION tsvector_eq(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_eq(tsvector,tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION tsvector_ge(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_ge(tsvector,tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
         
-CREATE FUNCTION tsvector_gt(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_gt(tsvector,tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
 
-CREATE FUNCTION tsvector_ne(tsvector,tsvector)
+CREATE OR REPLACE FUNCTION tsvector_ne(tsvector,tsvector)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
@@ -1119,12 +1117,12 @@ CREATE OPERATOR ~ (
 
 -----------gist support of rewrite------------------
 
-CREATE FUNCTION gtsq_in(cstring)
+CREATE OR REPLACE FUNCTION gtsq_in(cstring)
 RETURNS gtsq
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION gtsq_out(gtsq)
+CREATE OR REPLACE FUNCTION gtsq_out(gtsq)
 RETURNS cstring
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
@@ -1135,37 +1133,37 @@ CREATE TYPE gtsq (
         OUTPUT = gtsq_out
 );
 
-CREATE FUNCTION gtsq_consistent(gtsq,internal,int4)
+CREATE OR REPLACE FUNCTION gtsq_consistent(gtsq,internal,int4)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsq_compress(internal)
+CREATE OR REPLACE FUNCTION gtsq_compress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsq_decompress(internal)
+CREATE OR REPLACE FUNCTION gtsq_decompress(internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsq_penalty(internal,internal,internal)
+CREATE OR REPLACE FUNCTION gtsq_penalty(internal,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION gtsq_picksplit(internal, internal)
+CREATE OR REPLACE FUNCTION gtsq_picksplit(internal, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsq_union(bytea, internal)
+CREATE OR REPLACE FUNCTION gtsq_union(bytea, internal)
 RETURNS _int4
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
 
-CREATE FUNCTION gtsq_same(gtsq, gtsq, internal)
+CREATE OR REPLACE FUNCTION gtsq_same(gtsq, gtsq, internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C;
@@ -1187,17 +1185,17 @@ AS
         STORAGE         gtsq;
 
 --GIN support function
-CREATE FUNCTION gin_extract_tsvector(tsvector,internal)
+CREATE OR REPLACE FUNCTION gin_extract_tsvector(tsvector,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION gin_extract_tsquery(tsquery,internal,internal)
+CREATE OR REPLACE FUNCTION gin_extract_tsquery(tsquery,internal,internal)
 RETURNS internal
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
 
-CREATE FUNCTION gin_ts_consistent(internal,internal,tsquery)
+CREATE OR REPLACE FUNCTION gin_ts_consistent(internal,internal,tsquery)
 RETURNS bool
 AS 'MODULE_PATHNAME'
 LANGUAGE C RETURNS NULL ON NULL INPUT;
@@ -1240,4 +1238,3 @@ AS
 --example of thesaurus dict
 --update pg_ts_dict set dict_initoption='DictFile="contrib/thesaurus", Dictionary="en_stem"' where dict_name='thesaurus_template';
 --update pg_ts_cfgmap set dict_name = '{thesaurus_template,en_stem}' where dict_name = '{en_stem}';
-END;

contrib/tsearch2/untsearch.sql.in

@@ -1,9 +1,5 @@
-BEGIN;
-
---Be careful !!!
---script drops all indices, triggers and columns with types defined
---in tsearch2.sql
-
+-- Adjust this setting to control where the objects get dropped.
+SET search_path = public;
 
 DROP OPERATOR CLASS gin_tsvector_ops USING gin CASCADE;
 
@@ -71,5 +67,3 @@ DROP FUNCTION gtsq_union(bytea, internal);
 DROP FUNCTION reset_tsearch();
 DROP FUNCTION tsearch2() CASCADE;
 DROP FUNCTION _get_parser_from_curcfg();
-
-END;

contrib/uuid-ossp/uninstall_uuid-ossp.sql

@@ -1,5 +1,4 @@
-/* $PostgreSQL: pgsql/contrib/uuid-ossp/uninstall_uuid-ossp.sql,v 1.1 2007/04/21 17:26:17 petere Exp $ */
-
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION uuid_nil();

contrib/uuid-ossp/uuid-ossp.sql.in

@@ -1,15 +1,53 @@
-/* $PostgreSQL: pgsql/contrib/uuid-ossp/uuid-ossp.sql.in,v 1.2 2007/04/22 21:16:18 petere Exp $ */
-
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
-CREATE FUNCTION uuid_nil()     RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_nil';
-CREATE FUNCTION uuid_ns_dns()  RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_ns_dns';
-CREATE FUNCTION uuid_ns_url()  RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_ns_url';
-CREATE FUNCTION uuid_ns_oid()  RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_ns_oid';
-CREATE FUNCTION uuid_ns_x500() RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_ns_x500';
-
-CREATE FUNCTION uuid_generate_v1()   RETURNS uuid VOLATILE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_generate_v1';
-CREATE FUNCTION uuid_generate_v1mc() RETURNS uuid VOLATILE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_generate_v1mc';
-CREATE FUNCTION uuid_generate_v3(namespace uuid, name text) RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_generate_v3';
-CREATE FUNCTION uuid_generate_v4()   RETURNS uuid VOLATILE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_generate_v4';
-CREATE FUNCTION uuid_generate_v5(namespace uuid, name text) RETURNS uuid IMMUTABLE STRICT LANGUAGE C AS 'MODULE_PATHNAME', 'uuid_generate_v5';
+CREATE OR REPLACE FUNCTION uuid_nil()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_nil';
+IMMUTABLE STRICT LANGUAGE C 
+
+CREATE OR REPLACE FUNCTION uuid_ns_dns()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_ns_dns';
+IMMUTABLE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_ns_url()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_ns_url';
+IMMUTABLE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_ns_oid()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_ns_oid';
+IMMUTABLE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_ns_x500()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_ns_x500';
+IMMUTABLE STRICT LANGUAGE C
+
+
+CREATE OR REPLACE FUNCTION uuid_generate_v1()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_generate_v1';
+VOLATILE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_generate_v1mc()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_generate_v1mc';
+VOLATILE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_generate_v3(namespace uuid, name text)
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_generate_v3';
+IMMUTABLE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_generate_v4()
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_generate_v4';
+VOLATILE STRICT LANGUAGE C
+
+CREATE OR REPLACE FUNCTION uuid_generate_v5(namespace uuid, name text)
+RETURNS uuid
+AS 'MODULE_PATHNAME', 'uuid_generate_v5';
+IMMUTABLE STRICT LANGUAGE C

contrib/xml2/pgxml.sql.in

@@ -1,26 +1,36 @@
+-- Adjust this setting to control where the objects get created.
+SET search_path = public;
+
 --SQL for XML parser
 
 CREATE OR REPLACE FUNCTION xml_is_well_formed(text) RETURNS bool
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
 
 -- deprecated old name for xml_is_well_formed
 CREATE OR REPLACE FUNCTION xml_valid(text) RETURNS bool
-	AS 'MODULE_PATHNAME', 'xml_is_well_formed' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME', 'xml_is_well_formed'
+LANGUAGE C STRICT IMMUTABLE;
 
 CREATE OR REPLACE FUNCTION xml_encode_special_chars(text) RETURNS text
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
 
 CREATE OR REPLACE FUNCTION xpath_string(text,text) RETURNS text
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
 
 CREATE OR REPLACE FUNCTION xpath_nodeset(text,text,text,text) RETURNS text
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
 
 CREATE OR REPLACE FUNCTION xpath_number(text,text) RETURNS float4
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
 
 CREATE OR REPLACE FUNCTION xpath_bool(text,text) RETURNS boolean
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;
 
 -- List function
 
@@ -30,23 +40,29 @@ CREATE OR REPLACE FUNCTION xpath_list(text,text,text) RETURNS text
 
 
 CREATE OR REPLACE FUNCTION xpath_list(text,text) RETURNS text
-AS 'SELECT xpath_list($1,$2,'','')' LANGUAGE SQL STRICT IMMUTABLE;
+AS 'SELECT xpath_list($1,$2,'','')'
+LANGUAGE SQL STRICT IMMUTABLE;
 
 
 
 -- Wrapper functions for nodeset where no tags needed
 
 
-CREATE OR REPLACE FUNCTION xpath_nodeset(text,text) RETURNS text AS
-'SELECT xpath_nodeset($1,$2,'''','''')' LANGUAGE SQL STRICT IMMUTABLE;
+CREATE OR REPLACE FUNCTION xpath_nodeset(text,text)
+RETURNS text
+AS 'SELECT xpath_nodeset($1,$2,'''','''')'
+LANGUAGE SQL STRICT IMMUTABLE;
 
 
-CREATE OR REPLACE FUNCTION xpath_nodeset(text,text,text) RETURNS text AS
-'SELECT xpath_nodeset($1,$2,'''',$3)' LANGUAGE SQL STRICT IMMUTABLE;
+CREATE OR REPLACE FUNCTION xpath_nodeset(text,text,text)
+RETURNS text
+AS 'SELECT xpath_nodeset($1,$2,'''',$3)'
+LANGUAGE SQL STRICT IMMUTABLE;
 
 -- Table function
 
-CREATE OR REPLACE FUNCTION xpath_table(text,text,text,text,text) RETURNS setof record
+CREATE OR REPLACE FUNCTION xpath_table(text,text,text,text,text)
+RETURNS setof record
 AS 'MODULE_PATHNAME'
 LANGUAGE C STRICT STABLE;
 
@@ -55,10 +71,14 @@ CREATE OR REPLACE FUNCTION xpath_table(text,text,text,text,text) RETURNS setof r
 -- XSLT support.
 
 
-CREATE OR REPLACE FUNCTION xslt_process(text,text,text) RETURNS text 
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT VOLATILE;
+CREATE OR REPLACE FUNCTION xslt_process(text,text,text)
+RETURNS text
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT VOLATILE;
 
 -- the function checks for the correct argument count
 
-CREATE OR REPLACE FUNCTION xslt_process(text,text) RETURNS text 
-	AS 'MODULE_PATHNAME' LANGUAGE C STRICT IMMUTABLE;
+CREATE OR REPLACE FUNCTION xslt_process(text,text)
+RETURNS text
+AS 'MODULE_PATHNAME'
+LANGUAGE C STRICT IMMUTABLE;

contrib/xml2/uninstall_pgxml.sql

@@ -1,3 +1,4 @@
+-- Adjust this setting to control where the objects get dropped.
 SET search_path = public;
 
 DROP FUNCTION xslt_process(text,text);

doc/src/sgml/contrib.sgml

@@ -16,11 +16,17 @@
   these cases, you will need to run <literal>make</literal> and <literal>make
   install</literal> in <literal>contrib/module</literal>. After you have 
   installed the files you need to register the new entities in the database 
-  system by running the commands in the supplied .sql file.  For example,
+  system by running the commands in the supplied <literal>.sql</> file.
+  For example,
 
   <programlisting>
    $ psql -d dbname -f module.sql
   </programlisting>
+
+  You can modify the first command in the <literal>.sql</> file to control
+  the schema where the module is created.  During major upgrades, even
+  though the restored database might already have the desired module
+  functions, run the installation script again to add any new functions.
  </para>
 
  &adminpack;