diff options
| -rw-r--r-- | src/backend/nodes/copyfuncs.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c index 30d3e57fafd..9af6dd491e7 100644 --- a/src/backend/nodes/copyfuncs.c +++ b/src/backend/nodes/copyfuncs.c @@ -7,7 +7,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.20 1997/12/18 12:53:48 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.21 1997/12/18 19:13:49 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -1542,11 +1542,16 @@ _copyQuery(Query *from) Node_Copy(from, newnode, havingQual); /* currently ignored */ newnode->qry_numAgg = from->qry_numAgg; - newnode->qry_aggs = - (Aggreg **) palloc(sizeof(Aggreg *) * from->qry_numAgg); - for (i=0; i < from->qry_numAgg; i++) - newnode->qry_aggs[i] = _copyAggreg(from->qry_aggs[i]); - + if (from->qry_numAgg != NULL) + { + newnode->qry_aggs = + (Aggreg **) palloc(sizeof(Aggreg *) * from->qry_numAgg); + for (i=0; i < from->qry_numAgg; i++) + newnode->qry_aggs[i] = _copyAggreg(from->qry_aggs[i]); + } + else + newnode->query_aggs = NULL; + return newnode; } |