been broken since forever, but was not noticed because people seldom look
at raw parse trees. AFAIK, no impact on users except that debug_print_parse
might fail; but patch it all the way back anyway. Per report from Jeff Ross.
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/nodes/outfuncs.c,v 1.311 2007/06/11 22:22:40 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/nodes/outfuncs.c,v 1.312 2007/07/17 01:21:43 tgl Exp $
*
* NOTES
* Every node type that can appear in stored rules' parsetrees *must*
/* internal representation already has leading 'b' */
appendStringInfoString(str, value->val.str);
break;
+ case T_Null:
+ /* this is seen only within A_Const, not in transformed trees */
+ appendStringInfoString(str, "NULL");
+ break;
default:
elog(ERROR, "unrecognized node type: %d", (int) value->type);
break;