{"image_url":"http://ecx.images-amazon.com/images/I/51s6+WEG+5L.jpg","height":"190","provider_name":"Hatena Blog","description":"Oracle\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u300c20160825\u300d\u306e\u3088\u3046\u306bnumber\u578b\u3067\u5e74\u6708\u65e5\u60c5\u5831\u6301\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308a\u3001\u3053\u308c\u3092\u5225RDB\u306b\u79fb\u690d\u3059\u308b\u3068\u3044\u3046\u4f5c\u696d\u3092\u3084\u3063\u3066\u307e\u3059\u3002\u3067\u3001\u3053\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u51e6\u7406\u3067\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306ato_char\u51e6\u7406\u3067\u5e74\u6708\u65e5\u3092\u300c2016/08/25\u300d\u306b\u5909\u63db\u3057\u3066\u3044\u307e\u3057\u305f\uff08\u4e0b\u8a18\u30b5\u30f3\u30d7\u30eb\u306f\u4fbf\u5b9c\u4e0a from dual\u306b\u3057\u3066\u3044\u307e\u3059\uff09\u3002 select substr(TO_CHAR('20160825','00000000'),2,4) || '/' ||substr(to_Char('20160825','00000000'),6,2)|| '/' ||substr(to_Char('20160825'\u2026","type":"rich","provider_url":"https://hatena.blog","url":"https://www.backyrd.net/entry/20160829/1472454644","blog_title":"misc.log","blog_url":"https://www.backyrd.net/","version":"1.0","published":"2016-08-29 16:10:44","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.backyrd.net%2Fentry%2F20160829%2F1472454644\" title=\"Oracle\u3001to_char\u3067&#39;00000000&#39;\u306b\u5909\u63db\u3057\u305f\u3042\u3068\u306esubstr\u3067\u6841\u304c\u304a\u304b\u3057\u3044\uff1f - misc.log\" 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","Oracle","\u696d\u52d9\u65e5\u8a8c"],"author_name":"frontline","title":"Oracle\u3001to_char\u3067'00000000'\u306b\u5909\u63db\u3057\u305f\u3042\u3068\u306esubstr\u3067\u6841\u304c\u304a\u304b\u3057\u3044\uff1f","author_url":"https://blog.hatena.ne.jp/frontline/"}