key_map with more that 64 bits width

1 files changed, 1 insertions, 1 deletions

diff --git a/sql/handler.h b/sql/handler.h
index b74e06c6edf..e7ca17c8185 100644
--- a/sql/handler.h
+++ b/sql/handler.h
@@ -241,7 +241,7 @@ public:
   virtual double read_time(uint index, uint ranges, ha_rows rows)
  { return rows2double(ranges+rows); }
   virtual bool fast_key_read() { return 0;}
-  virtual key_map keys_to_use_for_scanning() { return 0; }
+  virtual const key_map& keys_to_use_for_scanning() { return key_map_empty; }
   virtual bool has_transactions(){ return 0;}
   virtual uint extra_rec_buf_length() { return 0; }
   virtual ha_rows estimate_number_of_rows() { return records+EXTRA_RECORDS; }