204
205
bool change_group_ref(Session *session, Item_func *expr, Order *group_list, bool *changed);
205
206
bool check_interleaving_with_nj(JoinTable *next);
208
208
int join_read_system(JoinTable *tab);
209
209
int join_read_const(JoinTable *tab);
210
210
int join_read_key(JoinTable *tab);