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@ -1,7 +1,7 @@ |
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==================================================== |
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TODO list (FAQ) for PostgreSQL |
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==================================================== |
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last updated: Thu Jan 2 11:19:41 EST 1997 |
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last updated: Wed Jan 29 00:16:44 EST 1997 |
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current maintainer: Bruce Momjian (maillist@candle.pha.pa.us) |
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@ -41,6 +41,9 @@ SELECT on two tables where zero or one table in WHERE and target |
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fix system to use oid index using constant without cast to oid |
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COUNT on VIEW always returns zero (maybe because there is no oid for views?) |
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CREATE VIEW requires super-user priviledge |
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SELECT a[1] FROM test fails, it needs test.a[1] |
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INSERT INTO ... SELECT DISTINCT ... generates error on DISTINCT |
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pg_database.datdba is oid, should be int4 |
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ENHANCEMENTS |
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------------ |
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@ -48,9 +51,10 @@ Add full ANSI SQL capabilities |
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add subselects, possibility using temporary SQL functions |
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Implement HAVING clause |
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Implement EXISTS qualifier |
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column constraints (using rules), esp. primary keys |
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column constraints (using rules), PRIMARY KEY during table creation |
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add DEFAULT, RESTRAINT, and CHECK capabilities |
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report "Not implemented" if valid syntax is supplied |
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add NOT NULL to CREATE statement |
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add OUTER joins, left and right |
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make VIEWs updateable where possible |
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add UNIONS, INTERSECTS, SUBTRACTS |
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@ -117,6 +121,8 @@ Add upper/lower functions |
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-Add table/column/function discription table indexed by oid |
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-make all identifiers case-insensitive(Bruce) |
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add pg_type attribute to identify types that need length (bpchar, varchar) |
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add UNIQUE capability to non-btree indexes |
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improve auto-type casting |
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PERFORMANCE |
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----------- |
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@ -211,6 +217,7 @@ Allow restriction on who can do backend COPY(Bryan) |
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Can shrink tables, pg_time and pg_log(Vadim & Erich) |
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Change debug level 2 to print queries only, changed debug heading layout(Bruce) |
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Change default decimal constant representation from float4 to float8(Bruce) |
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European date format now set when postmaster is started |
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Execute lowercase function names if not found with exact case |
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Fixes for aggregate/GROUP processing, allow 'select sum(func(x),sum(x+y) from z' |
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Gist now included in the distrubution(Marc) |
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@ -222,7 +229,7 @@ Libpq++ improvements |
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New options to initdb(Bryan) |
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Pg_dump allow dump of oid's(Bruce) |
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Pg_dump create indexes after tables are loaded for speed(Bruce) |
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Pg_dump(Bruce) |
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Pg_dumpall dumps all databases, and the user table |
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Pginterface additions for NULL values(Bruce) |
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Prevent postmaster from being run as root |
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Psql \h and \? is now readable(Bruce) |
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@ -237,6 +244,7 @@ Remove compile-time parameters to enable binary distributions(Bryan) |
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Reverse meaning of HBA masks(Bryan) |
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Secure Authentication of local users(Bryan) |
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Speed up vacuum(Vadim) |
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Vacuum now had VERBOSE option(Bruce) |
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Source tree changes |
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------------------- |
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Bruce Momjian
29 years ago