From: Date: November 15 2007 10:13am
Subject: bk commit into 5.1 tree (istruewing:1.2617) BUG#26379
List-Archive: http://lists.mysql.com/commits/37833
X-Bug: 26379
Message-Id: <E1IsamY-0003xo-Rk@stella>

Below is the list of changes that have just been committed into a local
5.1 repository of istruewing. When istruewing does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
For information on how to access the public repository
see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet@stripped, 2007-11-15 10:13:02+01:00, istruewing@stripped +2 -0
  Bug#26379 - Combination of FLUSH TABLE and REPAIR TABLE
              corrupts a MERGE table
    
  Not to be pushed as is.
  Final post-review fixes.
  Intermediate patch for review purpose.

  sql/sql_base.cc@stripped, 2007-11-15 10:13:00+01:00, istruewing@stripped +8 -13
    Bug#26379 - Combination of FLUSH TABLE and REPAIR TABLE
                corrupts a MERGE table
    Moved temporary detach to mark_temp_tables_as_free_for_reuse().

  sql/sql_insert.cc@stripped, 2007-11-15 10:13:00+01:00, istruewing@stripped +8 -0
    Bug#26379 - Combination of FLUSH TABLE and REPAIR TABLE
                corrupts a MERGE table
    Reestablished LEX settings after lex initialization.

diff -Nrup a/sql/sql_base.cc b/sql/sql_base.cc
--- a/sql/sql_base.cc	2007-11-14 19:50:29 +01:00
+++ b/sql/sql_base.cc	2007-11-15 10:13:00 +01:00
@@ -1137,6 +1137,14 @@ static void mark_temp_tables_as_free_for
     {
       table->query_id= 0;
       table->file->ha_reset();
+      /*
+        Detach temporary MERGE children from temporary parent to allow new
+        attach at next open. Do not do the detach, if close_thread_tables()
+        is called from a sub-statement. The temporary table might still be
+        used in the top-level statement.
+      */
+      if (table->child_l || table->parent)
+        detach_merge_children(table, TRUE);
     }
   }
 }
@@ -1275,19 +1283,6 @@ void close_thread_tables(THD *thd)
     Mark all temporary tables used by this statement as free for reuse.
   */
   mark_temp_tables_as_free_for_reuse(thd);
-
-  /*
-    Detach temporary MERGE children from temporary parent to allow new
-    attach at next open. Do not do the detach, if close_thread_tables()
-    is called from a sub-statement. The temporary table might still be
-    used in the top-level statement.
-  */
-  for (table= thd->temporary_tables; table; table= table->next)
-  {
-    if ((table->query_id == thd->query_id) &&
-        (table->child_l || table->parent))
-      detach_merge_children(table, TRUE);
-  }
 
   if (thd->locked_tables || prelocked_mode)
   {
diff -Nrup a/sql/sql_insert.cc b/sql/sql_insert.cc
--- a/sql/sql_insert.cc	2007-11-14 19:43:50 +01:00
+++ b/sql/sql_insert.cc	2007-11-15 10:13:00 +01:00
@@ -2273,6 +2273,14 @@ pthread_handler_t handle_delayed_insert(
     parsed using a lex, that depends on initialized thd->lex.
   */
   lex_start(thd);
+  thd->lex->current_select= 0; 		// for my_message_sql
+  thd->lex->sql_command= SQLCOM_INSERT;        // For innodb::store_lock()
+  /*
+    Statement-based replication of INSERT DELAYED has problems with RAND()
+    and user vars, so in mixed mode we go to row-based.
+  */
+  thd->lex->set_stmt_unsafe();
+  thd->set_current_stmt_binlog_row_based_if_mixed();
   if (!(di->table= open_n_lock_single_table(thd, &di->table_list,
                                             TL_WRITE_DELAYED)))
   {