Merge pilot.mysql.com:/data/msvensson/mysql/mysql-5.1-rpl

into  pilot.mysql.com:/data/msvensson/mysql/mysql-5.1-mtr


BitKeeper/etc/ignore:
  auto-union
BitKeeper/deleted/.del-rpl_row_charset.test:
  Auto merged
CMakeLists.txt:
  Auto merged
configure.in:
  Auto merged
client/mysqltest.c:
  Auto merged
mysql-test/extra/binlog_tests/blackhole.test:
  Auto merged
mysql-test/include/commit.inc:
  Auto merged
mysql-test/include/mix1.inc:
  Auto merged
mysql-test/lib/mtr_report.pm:
  Auto merged
mysql-test/r/commit_1innodb.result:
  Auto merged
mysql-test/r/create.result:
  Auto merged
mysql-test/r/ctype_big5.result:
  Auto merged
mysql-test/r/drop.result:
  Auto merged
mysql-test/r/group_by.result:
  Auto merged
mysql-test/r/information_schema.result:
  Auto merged
mysql-test/r/loaddata.result:
  Auto merged
mysql-test/r/mysqlbinlog.result:
  Auto merged
mysql-test/r/partition_error.result:
  Auto merged
mysql-test/r/query_cache.result:
  Auto merged
mysql-test/r/sp.result:
  Auto merged
mysql-test/r/view.result:
  Auto merged
mysql-test/r/warnings.result:
  Auto merged
mysql-test/suite/binlog/r/binlog_row_mix_innodb_myisam.result:
  Auto merged
mysql-test/suite/binlog/r/binlog_stm_blackhole.result:
  Auto merged
mysql-test/suite/binlog/r/binlog_stm_mix_innodb_myisam.result:
  Auto merged
mysql-test/suite/binlog/r/binlog_unsafe.result:
  Auto merged
mysql-test/suite/binlog/t/binlog_unsafe.test:
  Auto merged
mysql-test/suite/federated/federated.result:
  Auto merged
mysql-test/suite/federated/federated.test:
  Auto merged
mysql-test/suite/parts/r/partition_alter1_myisam.result:
  Auto merged
mysql-test/suite/parts/r/partition_alter2_myisam.result:
  Auto merged
mysql-test/suite/rpl/r/rpl_row_basic_11bugs.result:
  Auto merged
mysql-test/suite/rpl/r/rpl_row_log.result:
  Auto merged
mysql-test/suite/rpl/r/rpl_row_log_innodb.result:
  Auto merged
mysql-test/suite/rpl/t/disabled.def:
  Auto merged
mysql-test/suite/rpl/t/rpl_flushlog_loop.test:
  Auto merged
mysql-test/suite/rpl_ndb/r/rpl_ndb_log.result:
  Auto merged
mysql-test/suite/rpl_ndb/t/rpl_ndb_transaction.test:
  Auto merged
mysql-test/t/create.test:
  Auto merged
mysql-test/t/csv.test:
  Auto merged
mysql-test/t/disabled.def:
  Auto merged
mysql-test/t/distinct.test:
  Auto merged
mysql-test/t/drop.test:
  Auto merged
mysql-test/t/group_by.test:
  Auto merged
mysql-test/t/innodb.test:
  Auto merged
mysql-test/t/loaddata.test:
  Auto merged
mysql-test/t/partition_error.test:
  Auto merged
mysql-test/t/query_cache.test:
  Auto merged
mysql-test/t/sp.test:
  Auto merged
mysql-test/t/view.test:
  Auto merged
mysql-test/t/warnings.test:
  Auto merged
sql/ha_ndbcluster.cc:
  Auto merged
BitKeeper/deleted/.del-combinations:
  Delete: mysql-test/suite/binlog/combinations
mysql-test/r/partition_not_windows.result:
  Use remote
mysql-test/r/partition_symlink.result:
  Use remote
mysql-test/r/symlink.result:
  SCCS merged
mysql-test/suite/parts/inc/partition_basic.inc:
  SCCS merged
mysql-test/suite/parts/inc/partition_check_drop.inc:
  Use remote
mysql-test/suite/parts/inc/partition_layout_check1.inc:
  Use remote
mysql-test/suite/parts/inc/partition_layout_check2.inc:
  Use remote
mysql-test/suite/parts/r/partition_basic_innodb.result:
  Use remote
mysql-test/suite/parts/r/partition_basic_myisam.result:
  Use remote
mysql-test/suite/parts/r/partition_engine_myisam.result:
  Use remote
mysql-test/suite/parts/t/partition_sessions.test:
  SCCS merged
mysql-test/t/partition.test:
  SCCS merged
mysql-test/t/partition_not_windows.test:
  Use remote
mysql-test/t/partition_symlink.test:
  Use remote
mysql-test/t/symlink.test:
  Use remote
mysql-test/suite/binlog/r/binlog_multi_engine.result:
  Manual merge, name of binlog file changed
mysql-test/suite/rpl/t/rpl_row_mysqlbinlog.test:
  Manual merge
mysys/my_init.c:
  Manual merge

1 files changed, 14 insertions, 1 deletions

diff --git a/sql/sql_update.cc b/sql/sql_update.cc
index eae755ca87a..23ad5ce9385 100644
--- a/sql/sql_update.cc
+++ b/sql/sql_update.cc
@@ -859,6 +859,19 @@ bool mysql_prepare_update(THD *thd, TABLE_LIST *table_list,
   SELECT_LEX *select_lex= &thd->lex->select_lex;
   DBUG_ENTER("mysql_prepare_update");
 
+  /*
+    Statement-based replication of UPDATE ... LIMIT is not safe as order of
+    rows is not defined, so in mixed mode we go to row-based.
+
+    Note that we may consider a statement as safe if ORDER BY primary_key
+    is present. However it may confuse users to see very similiar statements
+    replicated differently.
+  */
+  if (thd->lex->current_select->select_limit)
+  {
+    thd->lex->set_stmt_unsafe();
+    thd->set_current_stmt_binlog_row_based_if_mixed();
+  }
 #ifndef NO_EMBEDDED_ACCESS_CHECKS
   table_list->grant.want_privilege= table->grant.want_privilege= 
     (SELECT_ACL & ~table->grant.privilege);
@@ -930,7 +943,7 @@ static table_map get_table_map(List<Item> *items)
     TRUE  Error
 */
 
-bool mysql_multi_update_prepare(THD *thd)
+int mysql_multi_update_prepare(THD *thd)
 {
   LEX *lex= thd->lex;
   TABLE_LIST *table_list= lex->query_tables;