MySQL-5.5.35 merge

1 files changed, 20 insertions, 3 deletions

diff --git a/sql/ha_partition.cc b/sql/ha_partition.cc
index feda3460c9f..cdb8690ba62 100644
--- a/sql/ha_partition.cc
+++ b/sql/ha_partition.cc
@@ -1345,7 +1345,8 @@ bool ha_partition::is_crashed() const
 int ha_partition::prepare_new_partition(TABLE *tbl,
                                         HA_CREATE_INFO *create_info,
                                         handler *file, const char *part_name,
-                                        partition_element *p_elem)
+                                        partition_element *p_elem,
+                                        uint disable_non_uniq_indexes)
 {
   int error;
   DBUG_ENTER("prepare_new_partition");
@@ -1371,6 +1372,7 @@ int ha_partition::prepare_new_partition(TABLE *tbl,
   if ((error= file->ha_open(tbl, part_name, m_mode, m_open_test_lock)))
     goto error_open;
   DBUG_PRINT("info", ("partition %s opened", part_name));
+
   /*
     Note: if you plan to add another call that may return failure,
     better to do it before external_lock() as cleanup_new_partition()
@@ -1381,6 +1383,9 @@ int ha_partition::prepare_new_partition(TABLE *tbl,
     goto error_external_lock;
   DBUG_PRINT("info", ("partition %s external locked", part_name));
 
+  if (disable_non_uniq_indexes)
+    file->ha_disable_indexes(HA_KEY_SWITCH_NONUNIQ_SAVE);
+
   DBUG_RETURN(0);
 error_external_lock:
   (void) file->ha_close();
@@ -1658,6 +1663,14 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
       on them to prepare them for copy phase and also for later close
       calls
   */
+
+  /*
+     Before creating new partitions check whether indexes are disabled
+     in the  partitions.
+  */
+
+  uint disable_non_uniq_indexes = indexes_are_disabled();
+
   i= 0;
   part_count= 0;
   part_it.rewind();
@@ -1692,11 +1705,13 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
           if ((error= prepare_new_partition(table, create_info,
                                             new_file_array[part],
                                             (const char *)part_name_buff,
-                                            sub_elem)))
+                                            sub_elem,
+                                            disable_non_uniq_indexes)))
           {
             cleanup_new_partition(part_count);
             DBUG_RETURN(error);
           }
+
           m_added_file[part_count++]= new_file_array[part];
         } while (++j < num_subparts);
       }
@@ -1709,11 +1724,13 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
         if ((error= prepare_new_partition(table, create_info,
                                           new_file_array[i],
                                           (const char *)part_name_buff,
-                                          part_elem)))
+                                          part_elem,
+                                          disable_non_uniq_indexes)))
         {
           cleanup_new_partition(part_count);
           DBUG_RETURN(error);
         }
+
         m_added_file[part_count++]= new_file_array[i];
       }
     }