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Add ALTER TABLE ENABLE/DISABLE TRIGGER commands. Change pg_dump to

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use these instead of its previous hack of changing pg_class.reltriggers.
Documentation is lacking, will add that later.
Patch by Satoshi Nagayasu, review and some extra work by Tom Lane.
This commit is contained in:
Tom Lane
2005-08-23 22:40:47 +00:00
parent d086da4bb1
commit 188c7c8ccf
9 changed files with 255 additions and 56 deletions
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14
src/include/nodes/parsenodes.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.289 2005/08/01 20:31:15 tgl Exp $
* $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.290 2005/08/23 22:40:47 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -837,15 +837,21 @@ typedef enum AlterTableType
AT_ClusterOn, /* CLUSTER ON */
AT_DropCluster, /* SET WITHOUT CLUSTER */
AT_DropOids, /* SET WITHOUT OIDS */
AT_SetTableSpace /* SET TABLESPACE */
AT_SetTableSpace, /* SET TABLESPACE */
AT_EnableTrig, /* ENABLE TRIGGER name */
AT_DisableTrig, /* DISABLE TRIGGER name */
AT_EnableTrigAll, /* ENABLE TRIGGER ALL */
AT_DisableTrigAll, /* DISABLE TRIGGER ALL */
AT_EnableTrigUser, /* ENABLE TRIGGER USER */
AT_DisableTrigUser /* DISABLE TRIGGER USER */
} AlterTableType;
typedef struct AlterTableCmd /* one subcommand of an ALTER TABLE */
{
NodeTag type;
AlterTableType subtype; /* Type of table alteration to apply */
char *name; /* column or constraint name to act on, or
* new owner or tablespace */
char *name; /* column, constraint, or trigger to act on,
* or new owner or tablespace */
Node *def; /* definition of new column, column type,
* index, or constraint */
Node *transform; /* transformation expr for ALTER TYPE */