@ -193,7 +193,7 @@ make_name(void)
SCHEMA, SCROLL, SECOND_P, SELECT, SESSION, SESSION_USER, SET, SOME, SUBSTRING,
TABLE, TEMPORARY, THEN, TIME, TIMESTAMP, TIMEZONE_HOUR,
TIMEZONE_MINUTE, TO, TRAILING, TRANSACTION, TRIM, TRUE_P,
UNION, UNIQUE, UPDATE, USER, USING,
UNION, UNIQUE, UNKNOWN, U PDATE, USER, USING,
VALUES, VARCHAR, VARYING, VIEW,
WHEN, WHERE, WITH, WITHOUT, WORK, YEAR_P, ZONE
@ -217,7 +217,7 @@ make_name(void)
BACKWARD, BEFORE, BINARY, BIT, CACHE, CHECKPOINT, CLUSTER,
COMMENT, COPY, CREATEDB, CREATEUSER, CYCLE, DATABASE,
DELIMITERS, DO, EACH, ENCODING, EXCLUSIVE, EXPLAIN,
EXTEND, FORCE, FORWARD, FUNCTION, HANDLER, INCREMENT,
FORCE, FORWARD, FUNCTION, HANDLER, INCREMENT,
INDEX, INHERITS, INSTEAD, ISNULL, LANCOMPILER, LIMIT,
LISTEN, UNLISTEN, LOAD, LOCATION, LOCK_P, MAXVALUE,
MINVALUE, MODE, MOVE, NEW, NOCREATEDB, NOCREATEUSER,
@ -260,7 +260,7 @@ make_name(void)
%left Op /* multi-character ops and user-defined operators */
%nonassoc NOTNULL
%nonassoc ISNULL
%nonassoc IS NULL_P TRUE_P FALSE_P
%nonassoc IS NULL_P TRUE_P FALSE_P UNKNOWN
%left '+' '-'
%left '*' '/' '%'
%left '^'
@ -312,7 +312,7 @@ make_name(void)
%type <str> RuleActionStmtOrEmpty RuleActionMulti func_as reindex_type
%type <str> RuleStmt opt_column opt_name oper_argtypes
%type <str> MathOp RemoveFuncStmt aggr_argtype for_update_clause
%type <str> RemoveAggrStmt ExtendStmt opt_procedural select_no_parens
%type <str> RemoveAggrStmt opt_procedural select_no_parens
%type <str> RemoveOperStmt RenameStmt all_Op
%type <str> VariableSetStmt var_value zone_value VariableShowStmt
%type <str> VariableResetStmt AlterTableStmt DropUserStmt from_list
@ -414,7 +414,6 @@ stmt: AlterSchemaStmt { output_statement($1, 0, NULL, connection); }
| DropPLangStmt { output_statement($1, 0, NULL, connection); }
| DropTrigStmt { output_statement($1, 0, NULL, connection); }
| DropUserStmt { output_statement($1, 0, NULL, connection); }
| ExtendStmt { output_statement($1, 0, NULL, connection); }
| ExplainStmt { output_statement($1, 0, NULL, connection); }
| FetchStmt { output_statement($1, 1, NULL, connection); }
| GrantStmt { output_statement($1, 0, NULL, connection); }
@ -1801,18 +1800,16 @@ RevokeStmt: REVOKE privileges ON opt_table relation_name_list FROM grantee_list
*
* QUERY:
* create index <indexname> on <relname>
* using <access> "(" (<col> with <op>)+ ")" [with
* <target_list>]
* [ using <access> ] "(" (<col> with <op>)+ ")"
* [ with <parameters> ]
* [ where <predicate> ]
*
* [where <qual>] is not supported anymore
*****************************************************************************/
IndexStmt: CREATE index_opt_unique INDEX index_name ON relation_name
access_method_clause '(' index_params ')' opt_with
access_method_clause '(' index_params ')' opt_with where_clause
{
/* should check that access_method is valid,
etc ... but doesn't */
$$ = cat_str(11, make_str("create"), $2, make_str("index"), $4, make_str("on"), $6, $7, make_str("("), $9, make_str(")"), $11);
$$ = cat_str(12, make_str("create"), $2, make_str("index"), $4, make_str("on"), $6, $7, make_str("("), $9, make_str(")"), $11, $12);
}
;
@ -1866,19 +1863,6 @@ opt_class: class {
| /*EMPTY*/ { $$ = EMPTY; }
;
/*****************************************************************************
*
* QUERY:
* extend index <indexname> [where <qual>]
*
*****************************************************************************/
ExtendStmt: EXTEND INDEX index_name where_clause
{
$$ = cat_str(3, make_str("extend index"), $3, $4);
}
;
/*****************************************************************************
*
@ -3324,15 +3308,23 @@ a_expr: c_expr
* but let's make them expressions to allow the optimizer
* a chance to eliminate them if a_expr is a constant string.
* - thomas 1997-12-22
*
* Created BooleanTest Node type, and changed handling
* for NULL inputs
* - jec 2001-06-18
*/
| a_expr IS TRUE_P
{ $$ = cat2_str($1, make_str("is true")); }
| a_expr IS NOT FALSE_P
{ $$ = cat2_str($1, make_str("is not false")); }
| a_expr IS FALSE_P
{ $$ = cat2_str($1, make_str("is false")); }
| a_expr IS NOT TRUE_P
{ $$ = cat2_str($1, make_str("is not true")); }
| a_expr IS FALSE_P
{ $$ = cat2_str($1, make_str("is false")); }
| a_expr IS NOT FALSE_P
{ $$ = cat2_str($1, make_str("is not false")); }
| a_expr IS UNKNOWN
{ $$ = cat2_str($1, make_str("is unknown")); }
| a_expr IS NOT UNKNOWN
{ $$ = cat2_str($1, make_str("is not unknown")); }
| a_expr BETWEEN b_expr AND b_expr %prec BETWEEN
{
$$ = cat_str(5, $1, make_str("between"), $3, make_str("and"), $5);
@ -5152,7 +5144,6 @@ ECPGColLabel: ECPGColId { $$ = $1; }
| EXCEPT { $$ = make_str("except"); }
| EXISTS { $$ = make_str("exists"); }
| EXPLAIN { $$ = make_str("explain"); }
| EXTEND { $$ = make_str("extend"); }
| EXTRACT { $$ = make_str("extract"); }
| FALSE_P { $$ = make_str("false"); }
| FOR { $$ = make_str("for"); }
@ -5217,6 +5208,7 @@ ECPGColLabel: ECPGColId { $$ = $1; }
| TRIM { $$ = make_str("trim"); }
| TRUE_P { $$ = make_str("true"); }
| UNIQUE { $$ = make_str("unique"); }
| UNKNOWN { $$ = make_str("unknown"); }
| USER { $$ = make_str("user"); }
| USING { $$ = make_str("using"); }
| VACUUM { $$ = make_str("vacuum"); }
Tom Lane
25 years ago