{"id":1369,"date":"2009-10-27T14:37:34","date_gmt":"2009-10-27T05:37:34","guid":{"rendered":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/?p=1369"},"modified":"2014-06-22T11:11:06","modified_gmt":"2014-06-22T02:11:06","slug":"sqlitecauue","status":"publish","type":"post","link":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/2009\/10\/27\/1369\/","title":{"rendered":"SQLite\u3067\u6b63\u898f\u8868\u73fe"},"content":{"rendered":"<p>\u767b\u9332\u3055\u308c\u3066\u3044\u308bID\u3067\u3001\u300c9-35\u300d\u300c7-128\u300d\u306e\u3088\u3046\u306b\u30d9\u30fc\u30b9\u756a\u53f7\u3068\u500b\u5225\u756a\u53f7\u304c\u30cf\u30a4\u30d5\u30f3\u3067\u7e4b\u304c\u308c\u3066\u3044\u308b\u3082\u306e\u304c\u3042\u3063\u3066\u3001\u500b\u5225\u756a\u53f7\u306f\u6841\u6307\u5b9a\u306f\u7279\u306b\u306a\u304f\u3001\u30bc\u30ed\u57cb\u3081\u306a\u3069\u3082\u3055\u308c\u3066\u3044\u306a\u3044\u3002<\/p>\n<p>\u3053\u306eID\u306e\u4e2d\u3067\u540c\u3058\u30d9\u30fc\u30b9\u756a\u53f7\u3067\u306e\u6700\u5927\u306e\u500b\u5225\u756a\u53f7\u3092\u53d6\u308a\u51fa\u3057\u305f\u308a\u3057\u305f\u3044\u306e\u3060\u304c\u3001\u3053\u308c\u306f\u3069\u3046\u3059\u308b\u304b\u3002<\/p>\n<p>\uff08\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u76f4\u3057\u3066\u5404\u756a\u53f7\u3092\u5225\u9805\u76ee\u3068\u3057\u3066\u767b\u9332\u3059\u308b\u306e\u304c\u3001\u307e\u3063\u3068\u3046\u306a\u5bfe\u5fdc\u306e\u6c17\u306f\u3059\u308b\u304c\u2026\uff09\u6b63\u898f\u8868\u73fe\u3067\u306e\u5024\u629c\u304d\u51fa\u3057\u304cSQLite\u3067\u3082\u3067\u304d\u306a\u3044\u304b\u8abf\u3079\u3066\u307f\u308b\u3002<\/p>\n<p>\u3069\u3046\u3082\u73fe\u5728\u306e\u3068\u3053\u308d\u306f\u6b63\u898f\u8868\u73fe\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5225\u3067\u7528\u610f\u3057\u3066\u3001\u305d\u308c\u3092\u62e1\u5f35\u3068\u3057\u3066\u8aad\u307f\u8fbc\u3080\u5f62\u306b\u306a\u308b\u3089\u3057\u3044\u3002<\/p>\n<ul>\n<li><a href=\"http:\/\/mattn.kaoriya.net\/software\/lang\/perl\/20090416110351.htm\">Big Sky :: DBD::SQLite\u3067\u6b63\u898f\u8868\u73feSQL\u3092\u4f7f\u3046<br \/>\n<\/a><\/p>\n<li><a href=\"http:\/\/d.hatena.ne.jp\/yotaropg\/20070329\/1175181139\">SQLite3\u3068\u9b3c\u8eca\u3067\u6b63\u898f\u8868\u73fe\u691c\u7d22 + sqlite3-ruby-1.2.1\u30d1\u30c3\u30c1\u5f53\u3066 &#8211; \u4e0e\u592a\u90ce\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u65e5\u8a18<br \/>\n<\/a><\/p>\n<li><a href=\"http:\/\/d.hatena.ne.jp\/anon_193\/20090114\/1231935112\">SQLite3\u306b\u304a\u3051\u308bREGEXP\u6f14\u7b97\u5b50 &#8211; anon_193\u306e\u65e5\u8a18<br \/>\n<\/a><\/p>\n<li><a href=\"http:\/\/d.hatena.ne.jp\/guyon\/20090201\/1233481482\">SQLite\u3067\u6b63\u898f\u8868\u73fe\u3092\u4f7f\u3044\u305f\u3044\u5834\u5408\u306f\u95a2\u6570\u3092\u81ea\u5206\u3067\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u307f\u305f\u3044 &#8211; Guyon Diary<br \/>\n<\/a>\n<\/ul>\n<p>\u307e\u305f\u3001\u305d\u308c\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u30de\u30c3\u30c1\u7b87\u6240\u306b\u306e\u307fmax\u3092\u9069\u7528\u3059\u308b\u3068\u3044\u3046\u3088\u3046\u306a\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u304b\u4e0d\u660e\u3002<\/p>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001ID\u9805\u76ee\u3092\u500b\u5225\u306e\u756a\u53f7\u9805\u76ee\u306b\u5206\u3051\u308b\u3053\u3068\u3082\u8003\u3048\u305f\u304c\u3001\u3068\u308a\u3042\u3048\u305a\u6c7a\u3081\u6253\u3061\u3067\uff13\u6841\u30bc\u30ed\u57cb\u3081\u3067\u66f4\u65b0\u3057\u3066\u5bfe\u5fdc\u3057\u3088\u3046\u304b\u3068\u601d\u3046\u4eca\u65e5\u3053\u306e\u9803\u2026\u3002<\/p>\n<p>[\u8ffd\u8a18]<br \/>\n\u30d9\u30fc\u30b9\u756a\u53f7\u3068\u30cf\u30a4\u30d5\u30f3\u306e\u6841\u306f\u56fa\u5b9a\u306a\u306e\u3067\u3001\u305d\u308c\u4ee5\u964d\u3092 substr \u3067\u629c\u304d\u51fa\u3057\u3066\u3084\u308c\u3070\u3044\u3044\u306e\u3067\u306f\u3068\u8a66\u3057\u3066\u307f\u305f\u304c\u3001<\/p>\n<div class=\"hl-surround\" ><div class=\"hl-main\"><pre>sqlite&gt; select max(substr(id,4,100)) from foo;\r\n99<\/pre><\/div><\/div>\n<p>\u76ee\u8ad6\u898b\u306e\u52d5\u4f5c\u306f\u3057\u305f\u3082\u306e\u306e\u3001SQLite\u306e\u6bd4\u8f03\u304c\u6587\u5b57\u5217\u3067\u884c\u306a\u308f\u308c\u308b\u306e\u3067\u3001\u6570\u5024\u3067\u306e\u6700\u5927\u306f\u6c42\u307e\u3089\u306a\u3044\uff08200\u756a\u53f0\u306e\u30c7\u30fc\u30bf\u304c\u3042\u3063\u3066\u3082\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306b99\u304c\u6700\u5927\u3068\u306a\u3063\u3066\u3057\u307e\u3046\uff09\u3002\u7d50\u5c40\u30bc\u30ed\u57cb\u3081\u3060\u304b\u306e\u6841\u63c3\u3048\u306f\u5fc5\u8981\u306a\u306e\u3060\u3063\u305f\u2026\u3002<\/p>\n<p>\u3068\u601d\u3063\u305f\u3089\u3001\u6b21\u306e\u3088\u3046\u306b\u6587\u5b57\u5217\u3092abs()\u3084round()\u306e\u7b97\u8853\u95a2\u6570\u306b\u6e21\u3059\u3068\u6570\u5024\u3068\u3057\u3066\u6bd4\u8f03\u3057\u3066\u304f\u308c\u308b\u3089\u3057\u3044\u3002<\/p>\n<div class=\"hl-surround\" ><div class=\"hl-main\"><pre>sqlite&gt; select max(abs(substr(id,4,100))) from foo;\r\n260.0<\/pre><\/div><\/div>\n<p>\u5c0f\u6570\u70b9\u4ee5\u4e0b\u306e\u300c.0\u300d\u3092\u9664\u304f\u306b\u306f\u3001\u4ed6\u3060\u3068cint()\u306a\u3069\u306e\u6574\u6570\u5316\u95a2\u6570\u304c\u4f7f\u3048\u308b\u3082\u306e\u3082\u3042\u308b\u3088\u3046\u306a\u306e\u3060\u304c\u3001\u3053\u3061\u3089\u306eSQLite\u3067\u306f\u4f7f\u3048\u306a\u3044\u306e\u3067\u3001\u5f37\u5f15\u306b\u6587\u5b57\u5217\u672b\u306e\uff12\u6587\u5b57\u3092\u524a\u9664\uff1a<\/p>\n<div class=\"hl-surround\" style=\"height:16.8px;\"><div class=\"hl-main\"><pre>sqlite&gt; select substr(max(A),1,length(A)-2) from ...;<\/pre><\/div><\/div>\n<p>\u3068\u308a\u3042\u3048\u305a\u306f\u3001\u3053\u3061\u3089\u3067\u3044\u3044\u304b\u306a\uff1f\uff08\u203b\u300c<a href=\"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/2009\/07\/31\/1097\">WordPress\u3067SQL\u304c\u3046\u307e\u304f\u66f8\u3051\u306a\u3044<\/a>\u300d\u554f\u984c\u306e\u305f\u3081\u4e0a\u8a18\u306f\u7701\u7565\u3057\u305f\u8a18\u8ff0\u306b\u306a\u3063\u3066\u3044\u307e\u3059m(__)m\uff09\u3002<\/p>\n<p><b>\u30ea\u30f3\u30af<\/b><\/p>\n<ul>\n<li><a href=\"http:\/\/kurusugawa.jp\/2008\/02\/14\/sqlite%E3%81%A7%E6%96%87%E5%AD%97%E5%88%97%E7%BD%AE%E6%8F%9B\/\">SQLite\u3067\u6587\u5b57\u5217\u7f6e\u63db \u226a \u6765\u6816\u5ddd\u96fb\u7b97<br \/>\n<\/a><\/p>\n<li><a href=\"http:\/\/www.dbonline.jp\/sqlite\/function\/index13.html\">substr\u95a2\u6570 &#8211; SQLite\u95a2\u6570\u306e\u4f7f\u3044\u65b9 &#8211; SQLite\u5165\u9580<br \/>\n<\/a><\/p>\n<li><a href=\"http:\/\/hspdev-wiki.net\/?SQLele%BB%F1%CE%C1%BD%B8%2FSQLite%A4%CE%B7%BF\">SQLele\u8cc7\u6599\u96c6\/SQLite\u306e\u578b &#8211; HSP\u958b\u767awiki<br \/>\n<\/a><\/p>\n<li><a href=\"http:\/\/www.feedsoft.net\/access\/sql\/sql61.html\">SQL CINT\u95a2\u6570\u3067\u6587\u5b57\u5217\u3092\u6574\u6570\u578b (Integer)\u306b\u5909\u63db\u3059\u308b<br \/>\n<\/a>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u767b\u9332\u3055\u308c\u3066\u3044\u308bID\u3067\u3001\u300c9-35\u300d\u300c7-128\u300d\u306e\u3088\u3046\u306b\u30d9\u30fc\u30b9\u756a\u53f7\u3068\u500b\u5225\u756a\u53f7\u304c\u30cf\u30a4\u30d5\u30f3\u3067\u7e4b\u304c\u308c\u3066\u3044\u308b\u3082\u306e\u304c\u3042\u3063\u3066\u3001\u500b\u5225\u756a\u53f7\u306f\u6841\u6307\u5b9a\u306f\u7279\u306b\u306a\u304f\u3001\u30bc\u30ed\u57cb\u3081\u306a\u3069\u3082\u3055\u308c\u3066\u3044\u306a\u3044\u3002 \u3053\u306eID\u306e\u4e2d\u3067\u540c\u3058\u30d9\u30fc\u30b9\u756a\u53f7\u3067\u306e\u6700\u5927\u306e\u500b\u5225\u756a\u53f7\u3092 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[123],"_links":{"self":[{"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/posts\/1369"}],"collection":[{"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/comments?post=1369"}],"version-history":[{"count":10,"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/posts\/1369\/revisions"}],"predecessor-version":[{"id":2747,"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/posts\/1369\/revisions\/2747"}],"wp:attachment":[{"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/media?parent=1369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/categories?post=1369"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/mechsys.tec.u-ryukyu.ac.jp\/~oshiro\/SiteList\/wp-json\/wp\/v2\/tags?post=1369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}