Method engine_data

sql/sql_cache.h:230–230

  inline qc_engine_callback callback()       { return callback_func; }
  inline void callback(qc_engine_callback fn){ callback_func= fn; }
  inline ulonglong engine_data()             { return engine_data_buff; }
  inline void engine_data(ulonglong data_arg){ engine_data_buff= data_arg; }
  inline my_bool is_hashed()                 { return hashed; }
  inline void set_hashed(my_bool hash)       { hashed= hash; }