{"version":"1.0","height":"190","type":"rich","width":"100%","categories":["\u6f14\u7fd2"],"blog_url":"https://htn20190109.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/HTN20190109/","description":"https://docs.oracle.com/cd/F19136_01/admin/managing-undo.html#GUID-FE48AEC0-64AE-4431-8A29-CD4EA15E6548 alter tablespace undo retention guarantee;alter tablespace undo retention noguarantee; select tablespace_name,retention from dba_tablespaces;","url":"https://htn20190109.hatenablog.com/entry/2024/11/28/202302","title":"{\u30d5\u30e9\u30c3\u30b7\u30e5\u30d0\u30c3\u30af\u554f\u5408\u305b}undo\u4fdd\u5b58\u306e\u4fdd\u8a3c\u3092\u8a2d\u5b9a","author_name":"HTN20190109","image_url":null,"blog_title":"HTN20190109\u306e\u65e5\u8a18","published":"2024-11-28 20:23:02","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2024%2F11%2F28%2F202302\" title=\"{\u30d5\u30e9\u30c3\u30b7\u30e5\u30d0\u30c3\u30af\u554f\u5408\u305b}undo\u4fdd\u5b58\u306e\u4fdd\u8a3c\u3092\u8a2d\u5b9a - 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_url":"https://hatena.blog","provider_name":"Hatena Blog"}