Give a more intelligible and useful error message for SELECT with no

destination in plpgsql.

diff --git a/src/pl/plpgsql/src/pl_exec.c b/src/pl/plpgsql/src/pl_exec.c
index bbacd36598ef8685b17f5d4d0c744b7e544cd22d..5f2d58f4dd99f315be5eecc1523f401cc8bea915 100644 (file)
--- a/src/pl/plpgsql/src/pl_exec.c
+++ b/src/pl/plpgsql/src/pl_exec.c
@@ -3,7 +3,7 @@
  *                       procedural language
  *
  * IDENTIFICATION
- *       $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.50 2001/11/08 20:37:52 momjian Exp $
+ *       $Header: /cvsroot/pgsql/src/pl/plpgsql/src/pl_exec.c,v 1.51 2001/11/13 02:05:27 tgl Exp $
  *
  *       This software is copyrighted by Jan Wieck - Hamburg.
  *
@@ -2045,7 +2045,8 @@ exec_stmt_execsql(PLpgSQL_execstate * estate,
                        break;
 
                case SPI_OK_SELECT:
-                       elog(ERROR, "unexpected SELECT query in exec_stmt_execsql()");
+                       elog(ERROR, "SELECT query has no destination for result data."
+                                "\n\tIf you want to discard the results, use PERFORM instead.");
 
                default:
                        elog(ERROR, "error executing query \"%s\"",