diff options
Diffstat (limited to 'sql/ha_myisam.cc')
| -rw-r--r-- | sql/ha_myisam.cc | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sql/ha_myisam.cc b/sql/ha_myisam.cc index 6dae3e4b465..715ee3da8b9 100644 --- a/sql/ha_myisam.cc +++ b/sql/ha_myisam.cc @@ -1697,3 +1697,25 @@ uint ha_myisam::checksum() const return (uint)file->s->state.checksum; } + +bool ha_myisam::check_if_incompatible_data(HA_CREATE_INFO *info, + uint table_changes) +{ + uint options= table->s->db_options_in_use; + + if (info->auto_increment_value != auto_increment_value || + info->raid_type != raid_type || + info->raid_chunks != raid_chunks || + info->raid_chunksize != raid_chunksize || + info->data_file_name != data_file_name || + info->index_file_name != index_file_name || + table_changes == IS_EQUAL_NO) + return COMPATIBLE_DATA_NO; + + if ((options & (HA_OPTION_PACK_RECORD | HA_OPTION_CHECKSUM | + HA_OPTION_DELAY_KEY_WRITE)) != + (info->table_options & (HA_OPTION_PACK_RECORD | HA_OPTION_CHECKSUM | + HA_OPTION_DELAY_KEY_WRITE))) + return COMPATIBLE_DATA_NO; + return COMPATIBLE_DATA_YES; +} |