*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.39 1998/02/21 06:31:40 scrappy Exp $
+ * $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.40 1998/02/23 02:54:11 momjian Exp $
*
*-------------------------------------------------------------------------
*/
* copy remainder of node
* ----------------
*/
- newnode->uniqueAttr = pstrdup(from->uniqueAttr);
+ if (newnode->uniqueAttr)
+ newnode->uniqueAttr = pstrdup(from->uniqueAttr);
+ else
+ newnode->uniqueAttr = NULL;
newnode->uniqueAttrNum = from->uniqueAttrNum;
Node_Copy(from, newnode, uniquestate);