{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2020%2F06%2F28%2F030105\" title=\"\u91cd\u8907\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u8abf\u67fb - HTN20190109\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"published":"2020-06-28 03:01:05","url":"https://htn20190109.hatenablog.com/entry/2020/06/28/030105","blog_title":"HTN20190109\u306e\u65e5\u8a18","width":"100%","type":"rich","author_name":"HTN20190109","version":"1.0","categories":["DB"],"height":"190","provider_url":"https://hatena.blog","description":"MySQL (5.6) select t1.table_name,t1.indkey,group_concat(index_name order by index_name) index_names, count(*) kensufrom (select table_name,index_name,group_concat(column_name order by seq_in_index) indkeyfrom information_schema.statisticswhere table_schema='test'group by table_name,index_name) t1gro\u2026","title":"\u91cd\u8907\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u8abf\u67fb","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/HTN20190109/","blog_url":"https://htn20190109.hatenablog.com/"}