ERROR: index 'dk_delta': sql_range_query: 'example.com.p.post_title' isn't in GROUP BY (DSN=mysql://dekanta_flyus3rERROR: index 'dk_main': sql_range_query: 'example.com.p.post_title' isn't in GROUP BY (DSN=mysql:/
mysql数据库中有以下表:
1 SIMPLE C index PRIMARY PRIMARY 4 187 Using index; Using temporary在查询过程中运行的以下子查询只需0.4秒:
select id from articles where match(name, teaser, plaintext_contents) against (