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From:Dmitry Shulga Date:November 7 2010 6:07pm
Subject:bzr commit into mysql-5.5-bugteam branch (Dmitry.Shulga:3261) Bug#47924
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#At file:///Users/shulga/projects/mysql/mysql-5.5-bugteam/ based on revid:zhenxing.he@stripped

 3261 Dmitry Shulga	2010-11-08 [merge]
      Auto-merge from mysql-5.1-bugteam for bug#47924.

    modified:
      mysql-test/r/log_tables.result
      mysql-test/t/log_tables.test
      sql/sql_rename.cc
=== modified file 'mysql-test/r/log_tables.result'
--- a/mysql-test/r/log_tables.result	2009-12-22 11:02:52 +0000
+++ b/mysql-test/r/log_tables.result	2010-11-07 18:06:22 +0000
@@ -896,6 +896,16 @@ TIMESTAMP	1	1	SELECT SQL_NO_CACHE 'Bug#3
 TIMESTAMP	1	1	SELECT SQL_NO_CACHE 'Bug#31700 - PK',  f1,f2,f3,SLEEP(1.1) FROM t1 WHERE f1=2
 DROP TABLE t1;
 TRUNCATE TABLE mysql.slow_log;
+use mysql;
+drop table if exists renamed_general_log;
+drop table if exists renamed_slow_log;
+RENAME TABLE general_log TO renamed_general_log;
+ERROR HY000: Cannot rename 'general_log'. When logging enabled, rename to/from log table must rename two tables: the log table to an archive table and another table back to 'general_log'
+RENAME TABLE slow_log TO renamed_slow_log;
+ERROR HY000: Cannot rename 'slow_log'. When logging enabled, rename to/from log table must rename two tables: the log table to an archive table and another table back to 'slow_log'
+use test;
+flush tables with read lock;
+unlock tables;
 SET @@session.long_query_time= @old_long_query_time;
 SET @@global.log_output=       @old_log_output;
 SET @@global.slow_query_log=   @old_slow_query_log;

=== modified file 'mysql-test/t/log_tables.test'
--- a/mysql-test/t/log_tables.test	2009-11-24 11:08:04 +0000
+++ b/mysql-test/t/log_tables.test	2010-11-07 18:06:22 +0000
@@ -1034,6 +1034,25 @@ DROP TABLE t1;
 
 TRUNCATE TABLE mysql.slow_log;
 
+#
+# Bug #47924 main.log_tables times out sporadically
+#
+
+use mysql;
+# Should result in error
+--disable_warnings
+drop table if exists renamed_general_log;
+drop table if exists renamed_slow_log;
+--enable_warnings
+--error ER_CANT_RENAME_LOG_TABLE
+RENAME TABLE general_log TO renamed_general_log;
+--error ER_CANT_RENAME_LOG_TABLE
+RENAME TABLE slow_log TO renamed_slow_log;
+
+use test;
+flush tables with read lock;
+unlock tables;
+
 SET @@session.long_query_time= @old_long_query_time;
 
 SET @@global.log_output=       @old_log_output;

=== modified file 'sql/sql_rename.cc'
--- a/sql/sql_rename.cc	2010-09-16 09:11:13 +0000
+++ b/sql/sql_rename.cc	2010-11-07 18:06:22 +0000
@@ -108,7 +108,7 @@ bool mysql_rename_tables(THD *thd, TABLE
             */
             my_error(ER_CANT_RENAME_LOG_TABLE, MYF(0), ren_table->table_name,
                      ren_table->table_name);
-            DBUG_RETURN(1);
+            goto err;
           }
         }
         else
@@ -121,7 +121,7 @@ bool mysql_rename_tables(THD *thd, TABLE
             */
             my_error(ER_CANT_RENAME_LOG_TABLE, MYF(0), ren_table->table_name,
                      ren_table->table_name);
-            DBUG_RETURN(1);
+            goto err;
           }
           else
           {
@@ -139,7 +139,7 @@ bool mysql_rename_tables(THD *thd, TABLE
       else
         my_error(ER_CANT_RENAME_LOG_TABLE, MYF(0), rename_log_table[1],
                  rename_log_table[1]);
-      DBUG_RETURN(1);
+      goto err;
     }
   }
 


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bzr commit into mysql-5.5-bugteam branch (Dmitry.Shulga:3261) Bug#47924Dmitry Shulga7 Nov