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Temporary varchar patch.

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This commit is contained in:
Bruce Momjian 1998-01-16 05:03:45 +00:00
parent 41a4f64dcf
commit d7427e4802
1 changed files with 27 additions and 1 deletions
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28
src/backend/executor/execAmi.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/execAmi.c,v 1.14 1998/01/07 21:02:36 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/execAmi.c,v 1.15 1998/01/16 05:03:45 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -42,6 +42,7 @@
#include "access/genam.h"
#include "access/heapam.h"
#include "catalog/heap.h"
#include "catalog/pg_type.h"
static Pointer
ExecBeginScan(Relation relation, int nkeys, ScanKey skeys,
@ -124,6 +125,31 @@ ExecOpenR(Oid relationOid, bool isindex)
if (relation == NULL)
elog(DEBUG, "ExecOpenR: relation == NULL, heap_open failed.");
{
int i;
Relation trel = palloc(sizeof(RelationData));
TupleDesc tdesc = palloc(sizeof(struct tupleDesc));
AttributeTupleForm *tatt =
palloc(sizeof(AttributeTupleForm*)*relation->rd_att->natts);
memcpy(trel, relation, sizeof(RelationData));
memcpy(tdesc, relation->rd_att, sizeof(struct tupleDesc));
trel->rd_att = tdesc;
tdesc->attrs = tatt;
for (i = 0; i < relation->rd_att->natts; i++)
{
if (relation->rd_att->attrs[i]->atttypid != VARCHAROID)
tdesc->attrs[i] = relation->rd_att->attrs[i];
else
{
tdesc->attrs[i] = palloc(sizeof(FormData_pg_attribute));
memcpy(tdesc->attrs[i], relation->rd_att->attrs[i],
sizeof(FormData_pg_attribute));
tdesc->attrs[i]->attlen = -1;
}
}
}
return relation;
}