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SET TRANSACTION ISOLATION LEVEL ...

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LOCK TABLE IN ... MODE
...implemented
This commit is contained in:
Vadim B. Mikheev
1998-12-18 09:10:39 +00:00
parent c7da80bb9a
commit 3498d878cb
19 changed files with 6953 additions and 6516 deletions
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25
src/backend/commands/command.c
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@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.34 1998/12/15 12:45:52 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.35 1998/12/18 09:10:18 vadim Exp $
*
* NOTES
* The PortalExecutorHeapMemory crap needs to be eliminated
@@ -39,6 +39,7 @@
#include "utils/mcxt.h"
#include "utils/portal.h"
#include "utils/syscache.h"
#include "miscadmin.h"
/* ----------------
* PortalExecutorHeapMemory stuff
@@ -492,3 +493,25 @@ PerformAddAttribute(char *relationName,
pfree(reltup);
heap_close(rel);
}
void
LockTableCommand(LockStmt *lockstmt)
{
Relation rel;
int aclresult;
rel = heap_openr(lockstmt->relname);
if (rel == NULL)
elog(ERROR, "LOCK TABLE: relation %s can't be openned", lockstmt->relname);
if (lockstmt->mode == AccessShareLock)
aclresult = pg_aclcheck(lockstmt->relname, GetPgUserName(), ACL_RD);
else
aclresult = pg_aclcheck(lockstmt->relname, GetPgUserName(), ACL_WR);
if (aclresult != ACLCHECK_OK)
elog(ERROR, "LOCK TABLE: permission denied");
LockRelation(rel, lockstmt->mode);
}