{"id":471,"date":"2009-12-20T23:03:00","date_gmt":"2009-12-20T14:03:00","guid":{"rendered":"http:\/\/www.code-life.jp\/blog\/archives\/471"},"modified":"2010-07-26T06:08:33","modified_gmt":"2010-07-25T21:08:33","slug":"oracle%e3%81%a8%e7%a9%ba%e6%96%87%e5%ad%97%e3%81%a8null","status":"publish","type":"post","link":"https:\/\/www.code-life.jp\/blog\/2009\/12\/20\/oracle%e3%81%a8%e7%a9%ba%e6%96%87%e5%ad%97%e3%81%a8null\/","title":{"rendered":"Oracle\u3068\u7a7a\u6587\u5b57\u3068NULL"},"content":{"rendered":"<p>\u305d\u3046\u304b\u3001Oracle\u306f\u7a7a\u6587\u5b57\u3092NULL\u3068\u3057\u3066\u6271\u3046\u306e\u304b\u2026\u2026\u3002<\/p>\n<p>\u306a\u3093\u3060\u304b\u9055\u548c\u611f\u3092\u611f\u3058\u308b\u3002<\/p>\n<p><a href=\"http:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_other.png\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_other-300x80.png\" title=\"string_other\" width=\"300\" height=\"80\" class=\"alignnone size-medium wp-image-664\" srcset=\"https:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_other-300x80.png 300w, https:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_other.png 482w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u6163\u308c\u89aa\u3057\u3093\u3067\u3044\u308b\u306e\u306f\u4e0a\u306e\u56f3\u306e\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3060\u3051\u3069\u3001Oracle\u306e\u5834\u5408\u306f\u4e0b\u306e\u56f3\u306e\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\uff1f<\/p>\n<p><a href=\"http:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_oracle.png\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_oracle-300x60.png\" title=\"string_oracle\" width=\"300\" height=\"60\" class=\"alignnone size-medium wp-image-666\" srcset=\"https:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_oracle-300x60.png 300w, https:\/\/www.code-life.jp\/wp\/wp-content\/uploads\/2009\/12\/string_oracle.png 482w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u300c&#8221; IS NULL\u300d\u304cTRUE\u306b\u306a\u308b\u306e\u306f\u3061\u3087\u3063\u3068\u4e0d\u601d\u8b70\u3002<\/p>\n<p>\u4f7f\u3044\u3065\u3089\u3044\u3088\u3046\u306a\u6c17\u304c\u3059\u308b\u3051\u308c\u3069\u3001\u6163\u308c\u306e\u554f\u984c\u306a\u306e\u304b\u306a(\u82e6\u7b11)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u305d\u3046\u304b\u3001Oracle\u306f\u7a7a\u6587\u5b57\u3092NULL\u3068\u3057\u3066\u6271\u3046\u306e\u304b\u2026\u2026\u3002 \u306a\u3093\u3060\u304b\u9055\u548c\u611f\u3092\u611f\u3058\u308b\u3002 \u6163\u308c\u89aa\u3057\u3093\u3067\u3044\u308b\u306e\u306f\u4e0a\u306e\u56f3\u306e\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3060\u3051\u3069\u3001Oracle\u306e\u5834\u5408\u306f\u4e0b\u306e\u56f3\u306e\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\uff1f \u300c&#8221; IS NULL\u300d\u304cT&hellip; <a class=\"more-link\" href=\"https:\/\/www.code-life.jp\/blog\/2009\/12\/20\/oracle%e3%81%a8%e7%a9%ba%e6%96%87%e5%ad%97%e3%81%a8null\/\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"screen-reader-text\">Oracle\u3068\u7a7a\u6587\u5b57\u3068NULL<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[9],"tags":[],"_links":{"self":[{"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/posts\/471"}],"collection":[{"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/comments?post=471"}],"version-history":[{"count":2,"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/posts\/471\/revisions"}],"predecessor-version":[{"id":665,"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/posts\/471\/revisions\/665"}],"wp:attachment":[{"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/media?parent=471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/categories?post=471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.code-life.jp\/blog\/wp-json\/wp\/v2\/tags?post=471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}