Merge bk-internal.mysql.com:/home/bk/mysql-5.1

into  janus.mylan:/usr/home/serg/Abk/mysql-5.1


sql/ha_ndbcluster.cc:
  Auto merged
sql/ha_partition.cc:
  Auto merged
sql/ha_partition.h:
  Auto merged
sql/log.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/opt_range.cc:
  Auto merged
sql/sql_help.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
storage/blackhole/ha_blackhole.cc:
  Auto merged
storage/myisammrg/ha_myisammrg.cc:
  Auto merged

1 files changed, 6 insertions, 0 deletions

diff --git a/sql/ha_partition.h b/sql/ha_partition.h
index ad5d412a6d2..2d43e2b0df2 100644
--- a/sql/ha_partition.h
+++ b/sql/ha_partition.h
@@ -132,7 +132,13 @@ private:
   THR_LOCK_DATA lock;                   /* MySQL lock */
   PARTITION_SHARE *share;               /* Shared lock info */
 
+  /* 
+    TRUE <=> this object was created with ha_partition::clone and doesn't
+    "own" the m_part_info structure.
+  */
+  bool is_clone;
 public:
+  handler *clone(MEM_ROOT *mem_root);
   virtual void set_part_info(partition_info *part_info)
   {
      m_part_info= part_info;