bk commit into 5.0 tree (SergeyV:1.2042) BUG#15943

[sergeyv]

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ChangeSet
  1.2042 06/02/13 19:53:34 SergeyV@selena. +3 -0
  Fixes bug #15943. resets error flag for show create view command, to allow 
  proper processing of multiple sql statements sent as a single command.

  sql/sql_show.cc
    1.308 06/02/13 19:53:24 SergeyV@selena. +7 -0
    Fixes bug #15943. resets error flag for show create view command, to allow 
    proper processing of multiple sql statements sent as a single command.

  mysql-test/t/view.test
    1.135 06/02/13 19:53:23 SergeyV@selena. +15 -0
    test case added for bug #15943

  mysql-test/r/view.result
    1.146 06/02/13 19:53:22 SergeyV@selena. +10 -0
    result file update for #15943 test case

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	SergeyV
# Host:	selena.
# Root:	H:/MYSQL/src/#15943-mysql-5.0

--- 1.307/sql/sql_show.cc	2006-01-29 04:43:08 +03:00
+++ 1.308/sql/sql_show.cc	2006-02-13 19:53:24 +03:00
@@ -365,6 +365,13 @@
   {
     if (!table_list->view || thd->net.last_errno != ER_VIEW_INVALID)
       DBUG_RETURN(TRUE);
+
+    /* 
+       Need this for proper processing of multiple sql statements        
+       sent as single command     
+    */    
+    thd->net.report_error= 0;
+
     /*
       Clear all messages with 'error' level status and
       issue a warning with 'warning' level status in 

--- 1.145/mysql-test/r/view.result	2006-02-02 07:43:37 +03:00
+++ 1.146/mysql-test/r/view.result	2006-02-13 19:53:22 +03:00
@@ -2538,3 +2538,13 @@
 Warning	1052	Column 'x' in group statement is ambiguous
 DROP VIEW v1;
 DROP TABLE t1;
+drop table if exists t1; 
+drop view if exists v1; 
+create table t1 (id int); 
+create view v1 as select * from t1; 
+drop table t1; 
+show create view v1; 
+drop view v1;
+//
+View	Create View
+v1	CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select sql_no_cache `test`.`t1`.`id` AS `id` from `t1`

--- 1.134/mysql-test/t/view.test	2006-02-02 07:43:37 +03:00
+++ 1.135/mysql-test/t/view.test	2006-02-13 19:53:23 +03:00
@@ -2380,3 +2380,18 @@
 
 DROP VIEW v1;
 DROP TABLE t1;
+
+#
+# BUG#15943: mysql_next_result hangs on invalid SHOW CREATE VIEW
+#
+
+delimiter //;
+drop table if exists t1; 
+drop view if exists v1; 
+create table t1 (id int); 
+create view v1 as select * from t1; 
+drop table t1; 
+show create view v1; 
+drop view v1;
+//
+delimiter ;//