{"url":"https://yohei-a.hatenablog.jp/entry/20090914/1252951251","author_url":"https://blog.hatena.ne.jp/yohei-a/","categories":["Oracle"],"description":"v$instance.instance_name \u3067\u308f\u304b\u308b\u3051\u3069\u3001 SQL> select instance_name from v$instance; ERROR at line 1: ORA-00942: table or view does not exist \u30ed\u30b0\u30a4\u30f3\u30e6\u30fc\u30b6\u304b\u3089 v$instance \u3092\u53c2\u7167\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001 SQL> select sys_context('USERENV','INSTANCE_NAME') from dual; SYS_CONTEXT('USERENV','INSTANCE_NAME') ---------------------------------\u2026","author_name":"yohei-a","image_url":null,"blog_title":"ablog","title":"\u73fe\u5728\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u3044\u308b Oracle \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u540d\u524d\u3092\u8abf\u3079\u308b","published":"2009-09-14 03:00:51","version":"1.0","blog_url":"https://yohei-a.hatenablog.jp/","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyohei-a.hatenablog.jp%2Fentry%2F20090914%2F1252951251\" title=\"\u73fe\u5728\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u3044\u308b Oracle \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u540d\u524d\u3092\u8abf\u3079\u308b - ablog\" 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","width":"100%","height":"190","provider_url":"https://hatena.blog"}