{"author_url":"https://blog.hatena.ne.jp/HTN20190109/","type":"rich","blog_url":"https://htn20190109.hatenablog.com/","url":"https://htn20190109.hatenablog.com/entry/2020/10/04/195944","author_name":"HTN20190109","published":"2020-10-04 19:59:44","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2020%2F10%2F04%2F195944\" title=\"ROWID - 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>","categories":["DB"],"image_url":null,"provider_url":"https://hatena.blog","provider_name":"Hatena Blog","title":"ROWID","blog_title":"HTN20190109\u306e\u65e5\u8a18","width":"100%","description":"MySQL \u8abf\u3079\u305f\u9650\u308a\u306a\u3057 Oracle (19) drop table tab1 purge;create table tab1(col1 int);insert into tab1 values(1);insert into tab1 values(2);commit; select rowid,col1 from tab1; select col1,rowid, DBMS_ROWID.ROWID_RELATIVE_FNO(rowid) from tab1;select col1,rowid, DBMS_ROWID.ROWID_BLOCK_NUMBER(rowid) from tab1;s\u2026","height":"190"}