1 files changed, 1 insertions, 0 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h
index fc5b15b3916..f7c7eff4274 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -380,6 +380,7 @@ struct system_variables
   ulonglong max_heap_table_size;
   ulonglong tmp_table_size;
   ulonglong long_query_time;
+  ulonglong join_buff_space_limit;
   ha_rows select_limit;
   ha_rows max_join_size;
   ulong auto_increment_increment, auto_increment_offset;