diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/executor/execAmi.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/src/backend/executor/execAmi.c b/src/backend/executor/execAmi.c index 4f76237b0b2..675a58d649f 100644 --- a/src/backend/executor/execAmi.c +++ b/src/backend/executor/execAmi.c @@ -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; } |