Automerge BUG 51251 bundle from bug report --> mysql-5.1-bugteam.

mysql-test/suite/binlog/r/binlog_row_innodb_truncate.result

+CREATE TABLE t1 ( c1 int , primary key (c1)) ENGINE=InnoDB;
+INSERT INTO t1 VALUES (1), (2), (3);
+CREATE TEMPORARY TABLE IF NOT EXISTS  t2 LIKE t1;
+TRUNCATE TABLE t2;
+DROP TABLE t1;
+###############################################
+### assertion: No event for 'TRUNCATE TABLE t2'
+###############################################
+show binlog events from <binlog_start>;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+master-bin.000001	#	Query	#	#	use `test`; CREATE TABLE t1 ( c1 int , primary key (c1)) ENGINE=InnoDB
+master-bin.000001	#	Query	#	#	BEGIN
+master-bin.000001	#	Table_map	#	#	table_id: # (test.t1)
+master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
+master-bin.000001	#	Xid	#	#	COMMIT /* XID */
+master-bin.000001	#	Query	#	#	use `test`; DROP TABLE t1
+###############################################
+RESET MASTER;
+CREATE TEMPORARY TABLE t1 (c1 int) Engine=InnoDB;
+INSERT INTO t1 VALUES (1), (2), (3);
+TRUNCATE t1;
+DROP TEMPORARY TABLE t1;
+###############################################
+### assertion: No event for 'TRUNCATE TABLE t1'
+###############################################
+show binlog events from <binlog_start>;
+Log_name	Pos	Event_type	Server_id	End_log_pos	Info
+###############################################

mysql-test/suite/binlog/r/binlog_row_mix_innodb_myisam.result

@@ -413,7 +413,6 @@ master-bin.000001	#	Query	#	#	BEGIN
 master-bin.000001	#	Table_map	#	#	table_id: # (test.t1)
 master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F
 master-bin.000001	#	Query	#	#	COMMIT
-master-bin.000001	#	Query	#	#	use `test`; TRUNCATE table t2
 master-bin.000001	#	Query	#	#	BEGIN
 master-bin.000001	#	Table_map	#	#	table_id: # (test.t1)
 master-bin.000001	#	Write_rows	#	#	table_id: # flags: STMT_END_F

mysql-test/suite/binlog/t/binlog_row_innodb_truncate.test

+-- source include/have_binlog_format_row.inc
+-- source include/have_innodb.inc
+
+#
+# BUG#51251
+#
+# The test case checks if truncating a temporary table created with
+# engine InnoDB will not cause the truncate statement to be binlogged.
+
+# Before patch for BUG#51251, the TRUNCATE statements below would be
+# binlogged, which would cause the slave to fail with "table does not
+# exist".
+
+CREATE TABLE t1 ( c1 int , primary key (c1)) ENGINE=InnoDB;
+INSERT INTO t1 VALUES (1), (2), (3);
+CREATE TEMPORARY TABLE IF NOT EXISTS  t2 LIKE t1;
+TRUNCATE TABLE t2;
+DROP TABLE t1;
+
+-- echo ###############################################
+-- echo ### assertion: No event for 'TRUNCATE TABLE t2'
+-- echo ###############################################
+-- source include/show_binlog_events.inc
+-- echo ###############################################
+
+RESET MASTER;
+
+CREATE TEMPORARY TABLE t1 (c1 int) Engine=InnoDB;
+INSERT INTO t1 VALUES (1), (2), (3);
+TRUNCATE t1;
+DROP TEMPORARY TABLE t1;
+
+-- echo ###############################################
+-- echo ### assertion: No event for 'TRUNCATE TABLE t1'
+-- echo ###############################################
+-- source include/show_binlog_events.inc
+-- echo ###############################################

sql/sql_delete.cc

@@ -50,6 +50,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
   SELECT_LEX   *select_lex= &thd->lex->select_lex;
   THD::killed_state killed_status= THD::NOT_KILLED;
   DBUG_ENTER("mysql_delete");
+  bool save_binlog_row_based;
 
   THD::enum_binlog_query_type query_type=
     thd->lex->sql_command == SQLCOM_TRUNCATE ?
@@ -293,6 +294,11 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
 
   table->mark_columns_needed_for_delete();
 
+  save_binlog_row_based= thd->current_stmt_binlog_row_based;
+  if (thd->lex->sql_command == SQLCOM_TRUNCATE &&
+      thd->current_stmt_binlog_row_based)
+    thd->clear_current_stmt_binlog_row_based();
+
   while (!(error=info.read_record(&info)) && !thd->killed &&
 	 ! thd->is_error())
   {
@@ -342,6 +348,7 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
     else
       table->file->unlock_row();  // Row failed selection, release lock on it
   }
+  thd->current_stmt_binlog_row_based= save_binlog_row_based;
   killed_status= thd->killed;
   if (killed_status != THD::NOT_KILLED || thd->is_error())
     error= 1;					// Aborted
@@ -390,7 +397,10 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
   /* See similar binlogging code in sql_update.cc, for comments */
   if ((error < 0) || thd->transaction.stmt.modified_non_trans_table)
   {
-    if (mysql_bin_log.is_open())
+    if (mysql_bin_log.is_open() &&
+        !(thd->lex->sql_command == SQLCOM_TRUNCATE &&
+          thd->current_stmt_binlog_row_based &&
+          find_temporary_table(thd, table_list)))
     {
       bool const is_trans=
         thd->lex->sql_command == SQLCOM_TRUNCATE ?
@@ -1059,15 +1069,13 @@ bool multi_delete::send_eof()
 
 static bool mysql_truncate_by_delete(THD *thd, TABLE_LIST *table_list)
 {
-  bool error, save_binlog_row_based= thd->current_stmt_binlog_row_based;
+  bool error;
   DBUG_ENTER("mysql_truncate_by_delete");
   table_list->lock_type= TL_WRITE;
   mysql_init_select(thd->lex);
-  thd->clear_current_stmt_binlog_row_based();
   error= mysql_delete(thd, table_list, NULL, NULL, HA_POS_ERROR, LL(0), TRUE);
   ha_autocommit_or_rollback(thd, error);
   end_trans(thd, error ? ROLLBACK : COMMIT);
-  thd->current_stmt_binlog_row_based= save_binlog_row_based;
   DBUG_RETURN(error);
 }