{"title":"\u63a5\u7d9aDB\u78ba\u8a8d","image_url":null,"version":"1.0","width":"100%","type":"rich","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2019%2F02%2F13%2F001031\" title=\"\u63a5\u7d9aDB\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>","height":"190","categories":["DB"],"url":"https://htn20190109.hatenablog.com/entry/2019/02/13/001031","author_url":"https://blog.hatena.ne.jp/HTN20190109/","blog_title":"HTN20190109\u306e\u65e5\u8a18","blog_url":"https://htn20190109.hatenablog.com/","provider_url":"https://hatena.blog","published":"2019-02-13 00:10:31","description":"Oracle select * from v$instance; MySQL SELECT database(); PostgreSQL select current_database(); SQL Server select @@SERVERNAME as '\u30b5\u30fc\u30d0\u30fc\u540d',DB_NAME() as '\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d';go","author_name":"HTN20190109"}