{"url":"https://htn20190109.hatenablog.com/entry/2019/03/10/003751","version":"1.0","width":"100%","blog_title":"HTN20190109\u306e\u65e5\u8a18","image_url":null,"blog_url":"https://htn20190109.hatenablog.com/","author_name":"HTN20190109","author_url":"https://blog.hatena.ne.jp/HTN20190109/","categories":["DB"],"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2019%2F03%2F10%2F003751\" title=\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ea\u30f3\u30af - 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>","provider_name":"Hatena Blog","published":"2019-03-10 00:37:51","type":"rich","provider_url":"https://hatena.blog","title":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ea\u30f3\u30af","description":"Oracle create database link dblink1 connect to test identified by test using 'orcl'; select * from dba_db_links; select * from v$instance@dblink1; MySQL https://qiita.com/shigekid/items/a087cdd5d0c074859688 vim /etc/my.cnf [mysqld]federated=1 show engines; CREATE TABLE `tab1f` ( `col1` int(11) DEFAU\u2026"}