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Small cleanup of temp-table handling. Disallow creation of a non-temp

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table that inherits from a temp table.  Make sure the right things happen
if one creates a temp table, creates another temp that inherits from it,
then renames the first one.  (Previously, system would end up trying to
delete the temp tables in the wrong order.)
This commit is contained in:
Tom Lane
2000-12-22 23:12:07 +00:00
parent 7558da669f
commit 90f42847b5
8 changed files with 42 additions and 28 deletions
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7
src/backend/commands/command.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.113 2000/12/05 19:57:55 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.114 2000/12/22 23:12:05 tgl Exp $
*
* NOTES
* The PerformAddAttribute() code, like most of the relation
@ -1237,10 +1237,9 @@ AlterTableAddConstraint(char *relationName,
int i;
bool found = false;
if (get_temp_rel_by_username(fkconstraint->pktable_name)!=NULL &&
get_temp_rel_by_username(relationName)==NULL) {
if (is_temp_rel_name(fkconstraint->pktable_name) &&
!is_temp_rel_name(relationName))
elog(ERROR, "ALTER TABLE / ADD CONSTRAINT: Unable to reference temporary table from permanent table constraint.");
}
/*
* Grab an exclusive lock on the pk table, so that someone