{"version":"1.0","author_name":"HTN20190109","description":"Oracle select table_name,index_name,visibility from all_indexes where index_name = 'IND1'; alter index ind1 visible;alter index ind1 invisible; MySQL (8.0)\u304b\u3089\u5b9f\u88c5 show index from tab1 where key_name = 'ind1'\\G alter table tab1 alter index ind1 visible;alter table tab1 alter index ind1 invisible; Postgr\u2026","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/HTN20190109/","published":"2019-05-06 15:49:54","height":"190","categories":["DB"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2019%2F05%2F06%2F154954\" title=\"\u4e0d\u53ef\u8996\u7d22\u5f15 - 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>","title":"\u4e0d\u53ef\u8996\u7d22\u5f15","provider_url":"https://hatena.blog","width":"100%","url":"https://htn20190109.hatenablog.com/entry/2019/05/06/154954","type":"rich","image_url":null,"blog_title":"HTN20190109\u306e\u65e5\u8a18","blog_url":"https://htn20190109.hatenablog.com/"}