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-rw-r--r--sql/filesort.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/sql/filesort.h b/sql/filesort.h
index b92b87bee2e..16ea89ec55a 100644
--- a/sql/filesort.h
+++ b/sql/filesort.h
@@ -50,6 +50,8 @@ public:
/** true means we are using Priority Queue for order by with limit. */
bool using_pq;
+ Filesort_tracker *tracker;
+
Filesort(ORDER *order_arg, ha_rows limit_arg, SQL_SELECT *select_arg):
order(order_arg),
limit(limit_arg),