EXPLAIN select * from `user` where id =1;
Results of the
After using the index or search results in failure
EXPLAIN select * from `user` where id =1 or sex=0;
Results of the
EXPLAIN select * from `user` where id =1;
Results of the
After using the index or search results in failure
EXPLAIN select * from `user` where id =1 or sex=0;
Results of the