场景:
已有索引,sql语句类似如下
explain select * from users where name like '张%';
explain select * from users where name >= '张' and name < CONCAT('张', x'EFBFBF');
参考资料如下
www.cnblogs.com/sensai-sun/…
场景:
已有索引,sql语句类似如下
explain select * from users where name like '张%';
explain select * from users where name >= '张' and name < CONCAT('张', x'EFBFBF');
参考资料如下
www.cnblogs.com/sensai-sun/…