{"id":2345,"date":"2016-09-07T10:08:27","date_gmt":"2016-09-07T01:08:27","guid":{"rendered":"http:\/\/www23.atpages.jp\/~inoni\/?p=2345"},"modified":"2017-10-20T17:33:37","modified_gmt":"2017-10-20T08:33:37","slug":"sqlite%e8%a6%9a%e6%9b%b8-%e9%80%9f%e5%ba%a6%e3%81%ae%e5%90%91%e4%b8%8a","status":"publish","type":"post","link":"http:\/\/anada.cloudfree.jp\/?p=2345","title":{"rendered":"SQLite\u899a\u66f8 \u901f\u5ea6\u306e\u5411\u4e0a"},"content":{"rendered":"<p>\u30c7\u30fc\u30bf\u304c1\u4e07\u21922\u4e07\u306b\u306a\u3063\u305f\u3068\u3053\u308d\u3067\u3001\u6025\u6fc0\u306bUPDATE\u306e\u901f\u5ea6\u304c\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u3002<br \/>\nSQLite\u3063\u3066\u901f\u3044\u3063\u3066\u805e\u304f\u3093\u3060\u3051\u3069\u30fb\u30fb\u30fb<br \/>\n\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u305f\u3002<br \/>\nINSERT\u304c\u9045\u3044\u3063\u3066\u306e\u304c\u3042\u3063\u305f\u3051\u3069\u3001Transaction\u306f\u5165\u308c\u3066\u308b\u3057\u3002<br \/>\nUPDATE\u304c\u9045\u3044\u3063\u3066\u3044\u308f\u308c\u3066\u3082\u3001\u305d\u3053\u3092\u5909\u3048\u308b\u306e\u306f\u30fb\u30fb\u30fb\u3068\u601d\u3063\u305f\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u30b5\u30a4\u30c8\u3092\u53c2\u8003\u306b\u3001\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u4e0a\u3067DB\u306e\u8a2d\u5b9a\u3092\u304b\u3048\u305f\u3002<br \/>\n<a href=\"http:\/\/arbitrage.jpn.org\/it\/2015-07-07-2\/\" target=\"_blank\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8ffd\u6c42\u3059\u308b\u305f\u3081\u306eSQLite\u8a2d\u5b9a | IT\u30cf\u30f3\u30c9\u30d6\u30c3\u30af<\/a><br \/>\n<a href=\"https:\/\/www.sqlite.org\/pragma.html\" target=\"_blank\">SQLite\u300cPRAGMA statement\u300d<\/a><\/p>\n<p>sqlite> <strong>PRAGMA main.journal_mode = PERSIST;<\/strong><br \/>\nsqlite> <strong>PRAGMA main.synchronous=0;<\/strong><\/p>\n<p>main\u306f\u30b9\u30ad\u30fc\u30de\u540d\u3002<br \/>\n\u3067\u3001\u3069\u3046\u306a\u3063\u305f\u304b\u3068\u3044\u3046\u3068\u3001\u8a2d\u5b9a\u3092\u5909\u66f4\u5f8c\u3001\u4e00\u56deVACUUM\u3092\u3057\u3066\u304b\u3089\u78ba\u8a8d\u3057\u305f\u3089\u3001\u5287\u7684\u306b\u901f\u5ea6\u5411\u4e0a\uff1f<\/p>\n<p>\uff1c\u8ffd\u8a18\uff1e<br \/>\n\u3042\u3041\u30fb\u30fb\u30fb\u52d8\u9055\u3044\u3057\u3066\u305f\u3002<br \/>\n\u3069\u3046\u3084\u3089\u3001DB\u3092\u958b\u3044\u3066\u3044\u308b\u3068\u304d\u3060\u3051\u8a2d\u5b9a\u3057\u305f\u72b6\u614b\u304c\u4fdd\u6301\u3055\u308c\u308b\u69d8\u5b50\u3002<\/p>\n<p><a href=\"http:\/\/www.net-newbie.com\/sqlite\/lang.html#pragma\" target=\"_blank\">SQLite \u304c\u8a8d\u8b58\u3067\u304d\u308b SQL<\/a><\/p>\n<p>\u9589\u3058\u3061\u3083\u3063\u305f\u3089\u5143\u306eDefault\u8a2d\u5b9a\u306b\u623b\u308b\u3088\u3046\u3060\u3002<br \/>\n\u305f\u3057\u304b\u306b\u3001\u958b\u304d\u76f4\u3057\u305f\u3089\u8a2d\u5b9a\u304c\u6d88\u3048\u3061\u3083\u3063\u3066\u305f\u3088\u3002<\/p>\n<p>\u958b\u3044\u305f\u76f4\u5f8c\u3060\u306a\u3002\u8a2d\u5b9a\u3059\u308b\u306e\u306f\u3002<\/p>\n<p>\uff1c\u8ffd\u8a182 2016\/09\/14\uff1e<br \/>\n\u3055\u3066\u3001\u3055\u3066\u3001\u3044\u308d\u3044\u308d\u8a66\u3057\u305f\u7d50\u679c\u3002<\/p>\n<p>\u7d50\u679c\u7684\u306b\u8a2d\u5b9a\u3092\u5909\u3048\u3066\u9ad8\u901f\u5316\u3057\u305f\u304b\uff1f\u3068\u3044\u3048\u3070\u3001\u3055\u307b\u3069\u306a\u6c17\u306f\u3057\u305f\u3002<br \/>\n\u3084\u306f\u308a\u3001\u4ed6\u306eSQL\u3068\u540c\u69d8\u3001INDEX\u3092\u306f\u308b\u3063\u3066\u306e\u304c\uff11\u756a\u3067\u3001\u3042\u3068\u306f\u306a\u308b\u3079\u304f\u5b9f\u884c\u3057\u306a\u3044\u65b9\u6cd5\u3092\u63a2\u3059\u306e\u304c\u3088\u3044\u3088\u3046\u3067\u3002<br \/>\n\u6b21\u306b\u3001TRANSACTION\u3002\u3053\u308c\u306f\u304b\u306a\u308a\u5927\u304d\u304b\u3063\u305f\u30021,2\u4e07\u884c\u3092\u9806\u306bINSERT\u3057\u3066\u3044\u304f\u624b\u524d\u3067BEGIN\u2192\u7d42\u4e86\u6642COMMIT\u3068\u3059\u308b\u3060\u3051\u3060\u304c\u3001\u3053\u308c\u3082\u901f\u5ea6\u304c\u3060\u3044\u3076\u3093\u901f\u304f\u306a\u3063\u305f\u3088\u3046\u306b\u611f\u3058\u305f\u3002<br \/>\nDELETE\uff06INSERT\u3088\u308aREPLACE\u3092\u4f7f\u3046\u306e\u304c\u3044\u3044\u3068\u66f8\u3044\u3066\u3044\u308b\u4eba\u3082\u3044\u308b\u304c\u3001<br \/>\n\u76ee\u304b\u3089\u30a6\u30ed\u30b3\u3060\u3063\u305f\u306e\u306f\u3001INSERT\u6587\u306eVALUES\u90e8\u306bUNION ALL\u3057\u305fSELECT\u6587\u3092\u7528\u3044\u308b\u3084\u308a\u65b9\u3002<\/p>\n<p><a href=\"http:\/\/muumu.blog25.fc2.com\/blog-entry-252.html\" target=\"_blank\">SQLite\u3067\u6700\u3082\u901f\u304f\u8907\u6570\u884cINSERT\u3059\u308b\u65b9\u6cd5 | transhumanist note<\/a><br \/>\n\u8981\u306f\u3001\u8907\u6570\u884c\u306e\u5b9f\u884c\u3092\u304a\u7e8f\u3081\u3057\u3061\u3083\u3046\u308f\u3051\u3067\u3001\u3053\u308c\u306f\u306a\u304b\u306a\u304b\u9762\u767d\u3044\u3084\u308a\u65b9\u3060\u3068\u601d\u3063\u305f\u3002<\/p>\n<p>\u307e\u3041\u3001\u3042\u3068\u3067\u304d\u308b\u3053\u3068\u306fVACUUM\u3057\u3066\u30b4\u30df\u3092\u6e1b\u3089\u3059\u3053\u3068\u304b\u306a\u30fb\u30fb\u30fb<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30c7\u30fc\u30bf\u304c1\u4e07\u21922\u4e07\u306b\u306a\u3063\u305f\u3068\u3053\u308d\u3067\u3001\u6025\u6fc0\u306bUPDATE\u306e\u901f\u5ea6\u304c\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u305f\u3002 SQLite\u3063\u3066\u901f\u3044\u3063\u3066\u805e\u304f\u3093\u3060\u3051\u3069\u30fb\u30fb\u30fb \u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u305f\u3002 INSERT\u304c\u9045\u3044\u3063\u3066\u306e\u304c\u3042\u3063\u305f\u3051\u3069\u3001Tra [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[184,185],"class_list":["post-2345","post","type-post","status-publish","format-standard","hentry","category-sql","tag-db","tag-sqlite"],"_links":{"self":[{"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts\/2345","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2345"}],"version-history":[{"count":1,"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts\/2345\/revisions"}],"predecessor-version":[{"id":2713,"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=\/wp\/v2\/posts\/2345\/revisions\/2713"}],"wp:attachment":[{"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2345"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2345"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/anada.cloudfree.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}