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Hack to make it possible to load CREATE CONSTRAINT TRIGGER commands that

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are missing the FROM clause (due to a long-ago pg_dump bug).  Patch by
Stephan Szabo, minor tweaking by Tom Lane.
This commit is contained in:
Tom Lane
2002-10-03 21:06:23 +00:00
parent eb978845e4
commit aab47baf6c
2 changed files with 120 additions and 6 deletions
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79
src/backend/utils/adt/ri_triggers.c
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@ -17,7 +17,7 @@
*
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
*
* $Header: /cvsroot/pgsql/src/backend/utils/adt/ri_triggers.c,v 1.42 2002/09/04 20:31:28 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/ri_triggers.c,v 1.43 2002/10/03 21:06:23 tgl Exp $
*
* ----------
*/
@ -207,9 +207,18 @@ RI_FKey_check(PG_FUNCTION_ARGS)
*
* pk_rel is opened in RowShareLock mode since that's what our eventual
* SELECT FOR UPDATE will get on it.
*
* Error check here is needed because of ancient pg_dump bug; see notes
* in CreateTrigger().
*/
fk_rel = trigdata->tg_relation;
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
pk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowShareLock);
fk_rel = trigdata->tg_relation;
if (TRIGGER_FIRED_BY_UPDATE(trigdata->tg_event))
{
old_row = trigdata->tg_trigtuple;
@ -745,6 +754,12 @@ RI_FKey_noaction_del(PG_FUNCTION_ARGS)
* fk_rel is opened in RowShareLock mode since that's what our eventual
* SELECT FOR UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowShareLock);
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
@ -969,6 +984,12 @@ RI_FKey_noaction_upd(PG_FUNCTION_ARGS)
* fk_rel is opened in RowShareLock mode since that's what our eventual
* SELECT FOR UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowShareLock);
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;
@ -1199,6 +1220,12 @@ RI_FKey_cascade_del(PG_FUNCTION_ARGS)
* fk_rel is opened in RowExclusiveLock mode since that's what our
* eventual DELETE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowExclusiveLock);
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
@ -1401,6 +1428,12 @@ RI_FKey_cascade_upd(PG_FUNCTION_ARGS)
* fk_rel is opened in RowExclusiveLock mode since that's what our
* eventual UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowExclusiveLock);
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;
@ -1639,6 +1672,12 @@ RI_FKey_restrict_del(PG_FUNCTION_ARGS)
* fk_rel is opened in RowShareLock mode since that's what our eventual
* SELECT FOR UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowShareLock);
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
@ -1856,6 +1895,12 @@ RI_FKey_restrict_upd(PG_FUNCTION_ARGS)
* fk_rel is opened in RowShareLock mode since that's what our eventual
* SELECT FOR UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowShareLock);
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;
@ -2078,6 +2123,12 @@ RI_FKey_setnull_del(PG_FUNCTION_ARGS)
* fk_rel is opened in RowExclusiveLock mode since that's what our
* eventual UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowExclusiveLock);
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
@ -2291,6 +2342,12 @@ RI_FKey_setnull_upd(PG_FUNCTION_ARGS)
* fk_rel is opened in RowExclusiveLock mode since that's what our
* eventual UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowExclusiveLock);
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;
@ -2550,6 +2607,12 @@ RI_FKey_setdefault_del(PG_FUNCTION_ARGS)
* fk_rel is opened in RowExclusiveLock mode since that's what our
* eventual UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowExclusiveLock);
pk_rel = trigdata->tg_relation;
old_row = trigdata->tg_trigtuple;
@ -2806,6 +2869,12 @@ RI_FKey_setdefault_upd(PG_FUNCTION_ARGS)
* fk_rel is opened in RowExclusiveLock mode since that's what our
* eventual UPDATE will get on it.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, RowExclusiveLock);
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;
@ -3070,6 +3139,12 @@ RI_FKey_keyequal_upd(TriggerData *trigdata)
*
* Use minimal locking for fk_rel here.
*/
if (!OidIsValid(trigdata->tg_trigger->tgconstrrelid))
elog(ERROR, "No target table given for trigger \"%s\" on \"%s\""
"\n\tRemove these RI triggers and do ALTER TABLE ADD CONSTRAINT",
trigdata->tg_trigger->tgname,
RelationGetRelationName(trigdata->tg_relation));
fk_rel = heap_open(trigdata->tg_trigger->tgconstrrelid, AccessShareLock);
pk_rel = trigdata->tg_relation;
new_row = trigdata->tg_newtuple;