{"blog_title":"HTN20190109\u306e\u65e5\u8a18","image_url":null,"provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2023%2F03%2F11%2F165722\" title=\"add_months\u6319\u52d5\u78ba\u8a8d - 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>","version":"1.0","published":"2023-03-11 16:57:22","url":"https://htn20190109.hatenablog.com/entry/2023/03/11/165722","description":"MySQL (8.0.32)https://blog.peacois.me/archives/171https://dev.mysql.com/doc/refman/8.0/ja/date-and-time-functions.html select date_add('2023-03-31', interval -1 month); +-------------------------------------------+| date_add('2023-03-31', interval -1 month) |+----------------------------------------\u2026","height":"190","title":"add_months\u6319\u52d5\u78ba\u8a8d","width":"100%","categories":["DB"],"type":"rich","blog_url":"https://htn20190109.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/HTN20190109/","provider_url":"https://hatena.blog","author_name":"HTN20190109"}