MySQL EXPLAIN结果集分析 - 附带大量案例
作者:数据库 来源:数据库 浏览: 【大中小】 发布时间:2025-11-05 09:16:31 评论数:
结果集分复制+----+-------------+-------+------------+------+---------------+------+---------+------+--------+----------+-------+ | id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra | +----+-------------+-------+------------+------+---------------+------+---------+------+--------+----------+-------+ 1.2.3.