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Add code to handle [ON COMMIT { PRESERVE ROWS | DELETE ROWS | DROP }]

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for temp tables.

Gavin Sherry
This commit is contained in:
Bruce Momjian
2002-11-09 23:56:39 +00:00
parent f2ef470196
commit ebb531836a
13 changed files with 371 additions and 25 deletions
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24
src/backend/parser/gram.y
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@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.373 2002/11/02 18:41:21 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.374 2002/11/09 23:56:39 momjian Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@ -54,6 +54,7 @@
#include "catalog/index.h"
#include "catalog/namespace.h"
#include "catalog/pg_type.h"
#include "commands/tablecmds.h"
#include "nodes/makefuncs.h"
#include "nodes/params.h"
#include "nodes/parsenodes.h"
@ -224,6 +225,7 @@ static void doNegateFloat(Value *v);
%type <typnam> func_arg func_return func_type aggr_argtype
%type <boolean> opt_arg TriggerForType OptTemp OptWithOids
%type <chr> OptEOXact
%type <list> for_update_clause opt_for_update_clause update_list
%type <boolean> opt_all
@ -370,10 +372,11 @@ static void doNegateFloat(Value *v);
ORDER OUT_P OUTER_P OVERLAPS OVERLAY OWNER
PARTIAL PASSWORD PATH_P PENDANT PLACING POSITION
PRECISION PREPARE PRIMARY PRIOR PRIVILEGES PROCEDURAL PROCEDURE
PRECISION PRESERVE PREPARE PRIMARY PRIOR PRIVILEGES PROCEDURAL
PROCEDURE
READ REAL RECHECK REFERENCES REINDEX RELATIVE RENAME REPLACE
RESET RESTRICT RETURNS REVOKE RIGHT ROLLBACK ROW
RESET RESTRICT RETURNS REVOKE RIGHT ROLLBACK ROW ROWS
RULE
SCHEMA SCROLL SECOND_P SECURITY SELECT SEQUENCE
@ -1372,15 +1375,20 @@ opt_using:
*****************************************************************************/
CreateStmt: CREATE OptTemp TABLE qualified_name '(' OptTableElementList ')'
OptInherit OptWithOids
OptInherit OptWithOids OptEOXact
{
CreateStmt *n = makeNode(CreateStmt);
if($2 == FALSE && $10 != ATEOXACTNOOP)
elog(ERROR,"ON COMMIT can only be used on TEMP tables");
$4->istemp = $2;
n->relation = $4;
n->tableElts = $6;
n->inhRelations = $8;
n->constraints = NIL;
n->hasoids = $9;
n->ateoxact = $10;
$$ = (Node *)n;
}
| CREATE OptTemp TABLE qualified_name OF qualified_name
@ -1799,7 +1807,11 @@ OptWithOids:
| /*EMPTY*/ { $$ = TRUE; }
;
OptEOXact: ON COMMIT DROP { $$ = ATEOXACTDROP; }
| ON COMMIT DELETE_P ROWS { $$ = ATEOXACTDELETE; }
| ON COMMIT PRESERVE ROWS { $$ = ATEOXACTPRESERVE; }
| /*EMPTY*/ { $$ = ATEOXACTNOOP; }
;
/*
* Note: CREATE TABLE ... AS SELECT ... is just another spelling for
* SELECT ... INTO.
@ -7074,6 +7086,7 @@ unreserved_keyword:
| PENDANT
| PRECISION
| PREPARE
| PRESERVE
| PRIOR
| PRIVILEGES
| PROCEDURAL
@ -7089,6 +7102,7 @@ unreserved_keyword:
| RETURNS
| REVOKE
| ROLLBACK
| ROWS
| RULE
| SCHEMA
| SCROLL

4
src/backend/parser/keywords.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.127 2002/09/18 21:35:22 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.128 2002/11/09 23:56:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -232,6 +232,7 @@ static const ScanKeyword ScanKeywords[] = {
{"position", POSITION},
{"precision", PRECISION},
{"prepare", PREPARE},
{"preserve", PRESERVE},
{"primary", PRIMARY},
{"prior", PRIOR},
{"privileges", PRIVILEGES},
@ -252,6 +253,7 @@ static const ScanKeyword ScanKeywords[] = {
{"right", RIGHT},
{"rollback", ROLLBACK},
{"row", ROW},
{"rows",ROWS},
{"rule", RULE},
{"schema", SCHEMA},
{"scroll", SCROLL},