{"id":10813,"date":"2023-05-11T00:00:06","date_gmt":"2023-05-10T15:00:06","guid":{"rendered":"https:\/\/flxy.jp\/?p=10813"},"modified":"2025-05-06T18:27:58","modified_gmt":"2025-05-06T09:27:58","slug":"%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%82%92%e5%ad%a6%e3%81%b6%e9%ad%85%e5%8a%9b%e3%80%81%e8%89%af%e3%81%84%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%81%a8%e3%81%af","status":"publish","type":"post","link":"https:\/\/flxy.jp\/media\/article\/10813","title":{"rendered":"\u6700\u5f37\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08RDB\uff09\u8a2d\u8a08\u3068\u306f\uff1f\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u306e\u898b\u6975\u3081\u65b9\u6cd5\u3082"},"content":{"rendered":"<!-- 6\/30\u306f\u3066\u306a\u5e83\u544a\u7528\u306b\u30bf\u30a4\u30c8\u30eb\u5909\u66f4\u3002\u65e7\u30bf\u30a4\u30c8\u30eb\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u9b45\u529b\u3092\u5fb9\u5e95\u89e3\u8aac\u3001RDB\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3084\u6700\u5f37DB\u8a2d\u8a08\u3068\u306f\uff1f\u301c\u300c\u5931\u6557\u304b\u3089\u5b66\u3076 RDB\u306e\u6b63\u3057\u3044\u6b69\u304d\u65b9\u300d\u8457\u8005\u304c\u8a9e\u308b\u301c\u300d -->\n\n<p>\u203b2020\u5e746\u6708\u306b\u516c\u958b\u3055\u308c\u305f\u8a18\u4e8b\u3067\u3059\u3002<\/p>\n\n<p>\u65e5\u672cPostgreSQL\u30e6\u30fc\u30b6\u4f1a\u306e\u7406\u4e8b\u3092\u52d9\u3081\u308b\u5408\u540c\u4f1a\u793eHave Fun Tech\u3092\u8d77\u696d\u3057\u305f\u66fd\u6839\u58ee\u5927\uff08@soudai1025\uff09\u3068\u7533\u3057\u307e\u3059\u3002\u5143\u682a\u5f0f\u4f1a\u793e\u30aa\u30df\u30ab\u30ec\u526f\u793e\u9577\u517cCTO\u3067\u3059\u3002\u76f4\u8fd1\u3067\u306f\u3001\u300e<a href=\"https:\/\/gihyo.jp\/book\/2019\/978-4-297-10408-5\">\u5931\u6557\u304b\u3089\u5b66\u3076 RDB\u306e\u6b63\u3057\u3044\u6b69\u304d\u65b9<\/a>\u300f\u3092\u57f7\u7b46\u3057\u307e\u3057\u305f\u3002<\/p>\n\n<p>\u4eca\u56de\u306f<strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30c6\u30fc\u30de\u3068\u3057\u3066\u3001\u9b45\u529b\u3084MySQL\u3068PostgreSQL\u306e\u9055\u3044\u3001\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u306e\u898b\u6975\u3081\u306a\u3069\u306e\u57fa\u790e\u77e5\u8b58\u306b\u52a0\u3048\u3001\u52c9\u5f37\u6cd5<\/strong>\u306a\u3069\u3082\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n<p><a href=\"https:\/\/flxy.jp\/search?freeWord=&#038;occupation1=%E3%82%A8%E3%83%B3%E3%82%B8%E3%83%8B%E3%82%A2&#038;reward=&#038;recruiting=false&#038;languages[]=a1a7F000000jRT1QAM&#038;languages[]=a1a7F000000jRTBQA2&#038;languages[]=a1a7F000000jRSwQAM&#038;languages[]=a1a7F000000jRT6QAM&#038;languages[]=a1a7F000000jRSmQAM&#038;sortType=new&#038;page=1\">RDB\u95a2\u9023\u306e\u6c42\u4eba\u691c\u7d22\u306f\u3053\u3061\u3089<\/a><\/p>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc-->\n\n<div class=\"cta-btn-box\">\n<p>\u6848\u4ef6\u63a2\u3057\u306e\u60a9\u307f\u4ea4\u6e09\u306e\u4e0d\u5b89\u3001\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u5168\u3066\u30b5\u30dd\u30fc\u30c8<\/p>\n<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\">\u4eca\u3059\u3050\u7121\u6599\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7\u3092\u7533\u3057\u8fbc\u3080<\/a>\n<\/div>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc-->\n\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#i\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u9b45\u529b\u3092\u30a8\u30f3\u30b8\u30cb\u30a2\u76ee\u7dda\u3067\u8003\u5bdf<\/a><ul><li><a href=\"#1\">1.\u77e5\u8b58\u306e\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u3044<\/a><\/li><li><a href=\"#2\">2.\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u91cd\u8981\u6027<\/a><\/li><li><a href=\"#3\">3. \u9577\u671f\u9593\u50cd\u3051\u3066\u3001\u9ad8\u5358\u4fa1\u3067\u7a3c\u304e\u3084\u3059\u3044<\/a><\/li><li><a href=\"#4\">4. \u521d\u5fc3\u8005\u306e\u65b9\u3078\u306e\u53c2\u8003\u66f8\u7c4d\u3001\u307e\u305a\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u3053\u3068\u304c\u304a\u3059\u3059\u3081<\/a><\/li><\/ul><\/li><li><a href=\"#DB\">DB\u306e\u7a2e\u985e<\/a><ul><li><a href=\"#RDBMySQLPostgreSQL\">RDB\u3068\u306f\uff1fMySQL\u3068PostgreSQL\u306b\u3064\u3044\u3066<\/a><\/li><\/ul><\/li><li><a href=\"#i-2\">\u300c\u826f\u304f\u306a\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u300d\u3068\u306f\uff1f<\/a><ul><li><a href=\"#RDB\">RDB\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3092\u898b\u6975\u3081\u308b\u65b9\u6cd5<\/a><\/li><\/ul><\/li><li><a href=\"#DB-2\">\u3067\u306f\u3001\u6700\u5f37\u306eDB\u8a2d\u8a08\u3068\u306f\uff1f<\/a><ul><li><a href=\"#users\">users<\/a><\/li><li><a href=\"#user_detail\">user_detail<\/a><\/li><li><a href=\"#properties\">properties<\/a><\/li><li><a href=\"#option\">option<\/a><\/li><li><a href=\"#user_tokenuser_auth_loguser_activeuser_leave\">user_token&amp;user_auth_loguser_active&amp;user_leave<\/a><\/li><li><a href=\"#i-3\">\u30b9\u30ad\u30fc\u30de\u3068\u306f\uff1f<\/a><\/li><\/ul><\/li><li><a href=\"#i-4\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u306b\u306f\uff1f\u300c\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u99c6\u52d5\u300d\u306e\u91cd\u8981\u6027<\/a><ul><li><a href=\"#i-5\">\u6210\u9577\u306e\u58c1\u3092\u4e57\u308a\u8d8a\u3048\u308b\u305f\u3081\u306e\u300c\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u99c6\u52d5\u300d<\/a><\/li><\/ul><\/li><li><a href=\"#i-6\">\u6700\u5f8c\u306b<\/a><ul><li><a href=\"#i-7\">\u90fd\u5e02\u90e8\u3084\u5730\u65b9\u306e\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3078\u306e\u53c2\u52a0\u306b\u3064\u3044\u3066<\/a><\/li><\/ul><\/li><\/ul><\/div>\n<h2 id=\"title1\"><span id=\"i\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u9b45\u529b\u3092\u30a8\u30f3\u30b8\u30cb\u30a2\u76ee\u7dda\u3067\u8003\u5bdf<\/span><\/h2>\n\n<h3><span id=\"1\">1.\u77e5\u8b58\u306e\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u3044<\/span><\/h3>\n\n<p>\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u5229\u70b9\u3068\u3044\u3046\u89b3\u70b9\u304b\u3089\u8a00\u3046\u3068\u3001<strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7279\u5fb4\u306f\u5bff\u547d\u304c\u9577\u3044<\/strong>\u3053\u3068\u3068\u79c1\u306f\u8003\u3048\u3066\u3044\u307e\u3059\u3002\nWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u754c\u9688\u3067\u306f1\u5e74\u5358\u4f4d\u3067\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3057\u305f\u308a\u6d41\u884c\u3063\u3066\u3044\u308b\u8a00\u8a9e\u304c\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u30b6\u30e9\u306b\u3042\u308a\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f10\u5e74\u300120\u5e74\u3068\u3044\u3046\u5358\u4f4d\u3067\u4e00\u5ea6\u5b66\u3093\u3060\u3053\u3068\u3092\u305a\u3063\u3068\u5b9f\u52d9\u306b\u751f\u304b\u3059\u3053\u3068\u304c\u3067\u304d\u3001<strong>\u77e5\u8b58\u306e\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u3044<\/strong>\u3067\u3059\u3002<\/p>\n\n<p>\u4f8b\u3048\u3070\u30d6\u30ed\u30b0\u30b5\u30a4\u30c8\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5229\u7528\u3057\u3066EC\u30b5\u30a4\u30c8\u3092\u4f5c\u308a\u3001\u305d\u306e\u5f8cEC\u30b5\u30a4\u30c81\u672c\u306b\u7d5e\u3063\u3066\u904b\u55b6\u3059\u308b\u3053\u3068\u306b\u306a\u3063\u305f\u5834\u5408\u3001\u30d6\u30ed\u30b0\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u306a\u304f\u306a\u3063\u3066\u3082\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u6b8b\u3063\u3066\u3044\u308b\u72b6\u614b\u3067\u3059\u3088\u306d\u3002\u30b5\u30a4\u30c8\u3092\u30ea\u30d7\u30ec\u30a4\u30b9\u3057\u305f\u308a\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3059\u308b\u3088\u3046\u306a\u3053\u3068\u306f\u3042\u3063\u3066\u3082\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u6368\u3066\u308b\u3068\u3044\u3046\u72b6\u6cc1\u306b\u306f\u57fa\u672c\u7684\u306b\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n\n<h3 id=\"title2\"><span id=\"2\">2.\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u91cd\u8981\u6027<\/span><\/h3>\n\n<p>\u4e00\u65b9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u571f\u53f0\u3068\u306a\u308b\u90e8\u5206\u306a\u306e\u3067\u521d\u671f\u8a2d\u8a08\u3084\u6539\u4fee\u306b\u5931\u6557\u3059\u308b\u3068\u9577\u304f\u5f15\u304d\u305a\u308a\u3084\u3059\u3044\u3068\u3044\u3046\u5074\u9762\u3082\u3042\u308a\u307e\u3059\u3002\u7279\u306b\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u4f01\u696d\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6574\u5099\u3092\u5f8c\u56de\u3057\u306b\u3057\u304c\u3061\u306a\u306e\u3067\u3059\u304c\u3001\u5f8c\u304b\u3089\u6539\u5584\u3059\u308b\u306e\u306f\u57fa\u672c\u7684\u306b\u5927\u5909\u3067\u3059\u3002<\/p>\n\n<p>\u9577\u3089\u304f\u4ed8\u304d\u5408\u3063\u3066\u3044\u304f\u3082\u306e\u3060\u304b\u3089\u3053\u305d<strong>\u6700\u521d\u306b\u3057\u3063\u304b\u308a\u69cb\u7bc9\u3059\u3079\u304d\u3067\u3059\u3057\u3001\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3092\u76ee\u6307\u3059\u3088\u3046\u306a\u82e5\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u306f\u65e9\u3081\u306b\u5b66\u3076\u3079\u304d<\/strong>\u3067\u3057\u3087\u3046\u3002PostgreSQL\u3067\u306f<a href=\"https:\/\/www.postgresql.jp\/document\/\">\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3084<a href=\"https:\/\/www.postgresqlinternals.org\/\">PostgreSQL Internals<\/a>\u306a\u3069\u7121\u6599\u3067\u516c\u958b\u3055\u308c\u3066\u3044\u308bWeb\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<p>\u5bff\u547d\u304c\u9577\u3044\u5206\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5206\u91ce\u306f\u3053\u308c\u307e\u3067\u5148\u8f29\u305f\u3061\u304c\u57f9\u3063\u3066\u304d\u305f\u6570\u5341\u5e74\u5206\u306e\u77e5\u898b\u304c\u66f8\u7c4d\u3084Web\u306b\u84c4\u7a4d\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4f53\u7cfb\u7684\u306b\u5b66\u3093\u3067\u3044\u3051\u3070\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306b\u306a\u308c\u308b\u306e\u3067\u3001\u305d\u306e\u70b9\u3082\u9b45\u529b\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n<h3 id=\"title3\"><span id=\"3\">3. \u9577\u671f\u9593\u50cd\u3051\u3066\u3001\u9ad8\u5358\u4fa1\u3067\u7a3c\u304e\u3084\u3059\u3044<\/span><\/h3>\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u606f\u306e\u9577\u3044\u8077\u7a2e\u3067\u3059\u3002\u4eee\u306b\u7d50\u5a5a\u3084\u51fa\u7523\u3067\u4e00\u5ea6\u8077\u5834\u30921\u5e74\u96e2\u308c\u305f\u3068\u3057\u3066\u3082\u305d\u306e\u9593\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u5287\u7684\u306b\u5909\u308f\u3063\u3066\u3057\u307e\u3046\u3088\u3046\u306a\u3053\u3068\u306f\u307e\u305a\u3042\u308a\u307e\u305b\u3093\u3002\u8077\u5834\u5fa9\u5e30\u3057\u3084\u3059\u3044\u306e\u3067\u3001\u6d77\u5916\u306e\u5973\u6027\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082DBA(Database Administrator)\u3068\u3057\u3066\u6d3b\u8e8d\u3055\u308c\u3066\u3044\u308b\u65b9\u304c\u591a\u304f\u3044\u307e\u3059\u3002<\/p>\n\n<p>\u307e\u305f\u3001\u5b9f\u969b\u306b\u73fe\u5834\u3067\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u306e\u306f\u3001\u5927\u4f535\u5e74\u3068\u304b10\u5e74\u3068\u3044\u3063\u305f\u5358\u4f4d\u3067\u80b2\u3066\u3089\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306a\u306e\u3067\u3059\u3002\u3053\u3053\u3067\u62bc\u3055\u3048\u3066\u304a\u304d\u305f\u3044\u306e\u304c\u3001\u57fa\u672c\u7684\u306b\u9577\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u904b\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\u306f\u58f2\u4e0a\u304c\u3042\u308a\u3001\u5132\u304b\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u306a\u306e\u3067\u4ed5\u4e8b\u306e\u5358\u4fa1\u305d\u306e\u3082\u306e\u304c\u9ad8\u3044\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3057\u3001\u305d\u3053\u3067\u8ab2\u984c\u89e3\u6c7a\u3092\u3059\u308b\u3053\u3068\u304c\u52b9\u679c\u7684\u306a\u55b6\u696d\u306b\u3082\u306a\u308a\u307e\u3059\u3002<\/p>\n\n<p>\u3053\u3046\u3044\u3063\u305f\u50cd\u304d\u3084\u3059\u3055\u3082<strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30e1\u30ea\u30c3\u30c8<\/strong>\u306a\u306e\u3067\u3059\u3002<\/p>\n\n<h3 id=\"title10\"><span id=\"4\">4. \u521d\u5fc3\u8005\u306e\u65b9\u3078\u306e\u53c2\u8003\u66f8\u7c4d\u3001\u307e\u305a\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u3053\u3068\u304c\u304a\u3059\u3059\u3081<\/span><\/h3>\n\n<p>\u521d\u5fc3\u8005\u306e\u65b9\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u4e0a\u3067\u306e\u304a\u3059\u3059\u3081\u66f8\u7c4d\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n<ul>\n    <li>\u300e\u9054\u4eba\u306b\u5b66\u3076DB\u8a2d\u8a08 \u5fb9\u5e95\u6307\u5357\u66f8\u300f\uff08\u7fd4\u6cf3\u793e\uff09\u30df\u30c3\u30af<\/li>\n    <li>\u300e\u9054\u4eba\u306b\u5b66\u3076SQL\u5fb9\u5e95\u6307\u5357\u66f8 \u7b2c2\u7248 \u521d\u7d1a\u8005\u3067\u7d42\u308f\u308a\u305f\u304f\u306a\u3044\u3042\u306a\u305f\u3078\u300f\uff08\u7fd4\u6cf3\u793e\uff09\u30df\u30c3\u30af<\/li>\n    <li>\u300eSQL\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u300f\uff08\u30aa\u30e9\u30a4\u30ea\u30fc\u30b8\u30e3\u30d1\u30f3\uff09Bill Karwin<\/li>\n<\/ul>\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u57fa\u790e\u77e5\u8b58\u3092\u5b66\u3079\u308b\u826f\u66f8\u306f\u591a\u3044\u306e\u3067\u3059\u304c\u3001\u3082\u3057\u3082\u8aad\u8005\u306e\u65b9\u306e\u4e2d\u306b\u3053\u308c\u304b\u3089\u521d\u3081\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3084\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u5b66\u307c\u3046\u3068\u3057\u3066\u3044\u308b\u4eba\u304c\u3044\u308c\u3070\u3001\u307e\u305a\u306f\u300c\u4f5c\u3063\u3066\u307f\u3088\u3046\u300d\u7cfb\u306e\u66f8\u7c4d\u306b\u624b\u3092\u51fa\u3057\u3066\u307f\u308b\u306e\u304c\u3044\u3044\u3067\u3057\u3087\u3046\u3002\u8a00\u8a9e\u306fPHP\u3067\u3082Ruby\u3067\u3082\u4f55\u3067\u3082\u826f\u3044\u306e\u3067\u3059\u304c\u3001\u307e\u305a\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u3063\u3066\u307f\u308b\u306e\u304c\u7b2c\u4e00\u6b69\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n<p>\u65e5\u672cPostgreSQL\u30e6\u30fc\u30b6\u4f1a\u306e\u7406\u4e8b\u3068\u3057\u3066\u69d8\u3005\u306a\u65b9\u306b\u304a\u4f1a\u3044\u3059\u308b\u4e2d\u3067\u3001\u4e00\u5ea6\u6587\u7cfb\u306e\u5b66\u751f\u3055\u3093\u304b\u3089\u306e\u30b3\u30e1\u30f3\u30c8\u3092\u304d\u3063\u304b\u3051\u306b\u300c<a href=\"https:\/\/soudai.hatenablog.com\/entry\/2019\/01\/06\/142202\">\u6587\u7cfb\u3067\u3082\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306b\u306a\u308c\u308b\u306e\u304b<\/a>\u300d\u3068\u3044\u3046\u30c6\u30fc\u30de\u3092\u30d6\u30ed\u30b0\u8a18\u4e8b\u306b\u57f7\u7b46\u3057\u307e\u3057\u305f\u304c\u3001\u305d\u3053\u3067\u3082\u5b66\u7fd2\u65b9\u6cd5\u3068\u3057\u3066\u3001<strong>\u307e\u305a\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081<\/strong>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc-->\n\n<div class=\"cta-btn-box\">\n<p>\u6848\u4ef6\u63a2\u3057\u306e\u60a9\u307f\u4ea4\u6e09\u306e\u4e0d\u5b89\u3001\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u5168\u3066\u30b5\u30dd\u30fc\u30c8<\/p>\n<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\">\u4eca\u3059\u3050\u7121\u6599\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7\u3092\u7533\u3057\u8fbc\u3080<\/a>\n<\/div>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc-->\n\n<h2 id=\"title4\"><span id=\"DB\">DB\u306e\u7a2e\u985e<\/span><\/h2>\n\n<h3><span id=\"RDBMySQLPostgreSQL\">RDB\u3068\u306f\uff1fMySQL\u3068PostgreSQL\u306b\u3064\u3044\u3066<\/span><\/h3>\n\n<p>\u300cRDB\u300d\u306f\u300cRelational Database\uff08\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff09\u300d\u306e\u7565\u3067\u3001\u65e5\u672c\u8a9e\u306b\u8a33\u3059\u3068\u300c\u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u300d\u3068\u306a\u308a\u307e\u3059\u3002RDB\u306f\u30c7\u30fc\u30bf\u3092\u8907\u6570\u306e\u8868\u3068\u3057\u3066\u7ba1\u7406\u3057\u3001\u8868\u3068\u8868\u306e\u9593\u306e\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u306e\u95a2\u9023\u6027\u3092\u6271\u3048\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<h4 id=\"title5\">MySQL\u3068PostgreSQL\u306e\u9055\u3044<\/h4>\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306fMySQL\u304bPostgreSQL\u306e\u4e8c\u5f37\u72b6\u614b\u3067\u3059\u3002\u4e21\u8005\u306e\u9055\u3044\u306e\u4e00\u4f8b\u3092\u5148\u65e5\u3001\u79c1\u304c\u53f0\u6e7e\u306eCOSCUP\u3067\u4f7f\u7528\u3057\u305f\u30b9\u30e9\u30a4\u30c9\u3092\u3082\u3068\u306b\u3054\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n<p>MySQL\u3068PostgreSQL\u306e\u5927\u304d\u306a\u9055\u3044\u306f\u4ee5\u4e0b\u306e3\u70b9\u3067\u3059\u3002<\/p>\n\n<ul>\n    <li>architecture \uff08\u8a2d\u8a08\uff09<\/li>\n    <li>license\u3000\uff08\u30e9\u30a4\u30bb\u30f3\u30b9\uff09<\/li>\n    <li>Development style\u3000\uff08\u958b\u767a\u4f53\u5236\uff09<\/li>\n<\/ul>\n\n<p>\u305d\u306e\u4e2d\u3067\u3082\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u7279\u5fb4\u7684\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002MySQL\u304c<strong>\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9<\/strong>\u3092\u4f7f\u3044\u3001PostgreSQL\u306f<strong>\u30de\u30eb\u30c1\u30d7\u30ed\u30bb\u30b9<\/strong>\u3092\u4f7f\u3044\u307e\u3059\u3002\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u306e\u65b9\u304c\u65e9\u3044\u3068\u8003\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u5b9f\u306f\u305d\u3046\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n<p>\u30d5\u30a9\u30fc\u30af\u3059\u308b\u30b3\u30b9\u30c8\u3088\u308a\u3082\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306e\u65b9\u304c\u5f71\u97ff\u306f\u5927\u304d\u304f\u3001\u5b9f\u969b\u306b\u30ed\u30f3\u30b0\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u30ed\u30c3\u30af\u306b\u6bd4\u3079\u308c\u3070\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u306e\u30b3\u30b9\u30c8\u306f\u5fae\u3005\u305f\u308b\u3082\u306e\u3067\u3059\u3002\u307e\u305f\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30ea\u30f3\u30b0\u3092\u4f7f\u3046\u3053\u3068\u3067\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u306e\u30b3\u30b9\u30c8\u306f\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/MySQL.png\" alt=\"MySQL\" \/>\n<span class=\"small-10\">\u753b\u50cf\uff1aMySQL\u3000architecture\uff08\u53f0\u6e7e\u306eCOSCUP\u3067\u4f7f\u7528\u3057\u305f\u30b9\u30e9\u30a4\u30c9\u304b\u3089\u5f15\u7528\uff09 <\/span><\/p>\n\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/Postgres.png\" alt=\"PostgreSQL\" \/>\n<span class=\"small-10\">\u753b\u50cf\uff1aPostgreSQL\u3000architecture\uff08\u53f0\u6e7e\u306eCOSCUP\u3067\u4f7f\u7528\u3057\u305f\u30b9\u30e9\u30a4\u30c9\u304b\u3089\u5f15\u7528\uff09 <\/span><\/p>\n\n<p>MySQL\u3068PostgreSQL\u306f\u3001\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u306b\u5bfe\u3059\u308b\u8003\u3048\u65b9\u3082\u9055\u3044\u307e\u3059\u3002<\/p>\n\n<p><strong>MySQL\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u30a8\u30f3\u30b8\u30f3\u3092\u4ecb\u3059\u3053\u3068\u3067\u81ea\u7531\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58<\/strong>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070MySQL\u3067INSERT\u6587\u3092\u5b9f\u884c\u3057\u3001\u305d\u306e\u4fdd\u5b58\u5148\u306fmemcached\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5236\u9650\u306e\u7121\u3044\u3053\u306e\u81ea\u7531\u5ea6\u306fMySQL\u306e\u5229\u7528\u7528\u9014\u3092\u5927\u304d\u304f\u5e83\u3052\u308b\u7279\u5fb4\u3067\u3059\u3002<\/p>\n\n<p><strong>PostgreSQL\u306f\u305d\u308c\u306b\u5bfe\u3057\u3066\u3001RDBMS\u3068\u3057\u3066\u53b3\u683c\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58<\/strong>\u3057\u3066\u3044\u307e\u3059\u3002PostgreSQL12\u304b\u3089\u30d7\u30e9\u30b0\u30a4\u30f3\u6a5f\u80fd\u304c\u5165\u3063\u305f\u3082\u306e\u306e\u3001\u307e\u3060\u307e\u3060\u5b9f\u9a13\u7684\u306a\u6a5f\u80fd\u3067\u3042\u308a\u3001PostgreSQL\u306e\u672c\u4f53\u3068\u3057\u3066\u306f\u53b3\u683c\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u3066\u3044\u307e\u3059\u3002\u3082\u3061\u308d\u3093MySQL\u3082RDBMS\u3068\u3057\u3066\u5229\u7528\u3059\u308c\u3070\u6b63\u3057\u304f\u53b3\u683c\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u306f\u51fa\u6765\u307e\u3059\u304c\u3001PostgreSQL\u306e\u30ab\u30e9\u30fc\u306f\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3082\u73fe\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<p>MySQL\u306f\u30b9\u30ec\u30fc\u30d6\u5074\u306b\u5bfe\u3057\u3066\u3082\u66f4\u65b0\u3084\u5909\u66f4\u304c\u3067\u304d\u308b\u306e\u306b\u5bfe\u3057\u3001PostgreSQL\u306f\u30bb\u30ab\u30f3\u30c0\u30ea\u306b\u5bfe\u3057\u3066\u66f4\u65b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n<p>\u3053\u306e\u3088\u3046\u306b<strong>MySQL\u3068PostgreSQL\u306f\u304a\u4e92\u3044\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u306a\u304c\u3089\u3082\u3001\u500b\u6027\u7684\u306a\u30ab\u30e9\u30fc\u3092\u51fa\u3057\u306a\u304c\u3089\u767a\u5c55<\/strong>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc-->\n\n<div class=\"cta-btn-box\">\n<p>\u6848\u4ef6\u63a2\u3057\u306e\u60a9\u307f\u4ea4\u6e09\u306e\u4e0d\u5b89\u3001\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u5168\u3066\u30b5\u30dd\u30fc\u30c8<\/p>\n<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\">\u4eca\u3059\u3050\u7121\u6599\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7\u3092\u7533\u3057\u8fbc\u3080<\/a>\n<\/div>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc-->\n\n<h2 id=\"title6\"><span id=\"i-2\">\u300c\u826f\u304f\u306a\u3044\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u300d\u3068\u306f\uff1f<\/span><\/h2>\n\n<h3><span id=\"RDB\">RDB\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3092\u898b\u6975\u3081\u308b\u65b9\u6cd5<\/span><\/h3>\n\n<p>\u672c\u8a18\u4e8b\u306e\u5192\u982d\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u521d\u671f\u8a2d\u5b9a\u3084\u6539\u4fee\u306e\u91cd\u8981\u6027\u306b\u3064\u3044\u3066\u89e6\u308c\u307e\u3057\u305f\u304c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u57fa\u76e4\u3068\u306a\u308b\u90e8\u5206\u3067\u3059\u304b\u3089\u3001\u6469\u8a36\u4e0d\u601d\u8b70\u306a\u8a2d\u8a08\u3001\u79c1\u306f\u30de\u30b8\u30ab\u30eb\u306a\u8a2d\u8a08\u3068\u547c\u3093\u3067\u3044\u307e\u3059\u304c\u3001\u6280\u8853\u7684\u8ca0\u50b5\u306b\u306a\u308b\u3088\u3046\u306a\u8a2d\u8a08\u3092\u3059\u308b\u3068\u4ed5\u69d8\u5909\u66f4\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u57fa\u76e4\u304c\u4e09\u89d2\u5f62\u306e\u5c4b\u6839\u306e\u3088\u3046\u306a\u72b6\u614b\u306b\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u3066\u3001\u305d\u306e\u4e0a\u306b\u4ed5\u69d8\u3092\u4e57\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n\n<p>\u305d\u3093\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3092\u65bd\u3059\u306b\u306f<strong>RDB\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3092\u898b\u6975\u3081\u308b\u5fc5\u8981<\/strong>\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<p>\u79c1\u304c\u3088\u304f\u5f15\u7528\u3059\u308b\u306e\u306f\u300e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u300f\uff08Addison-Wesley Professional\u30012006\u3001\u65e5\u672c\u8a9e\u7248\u306f\u7d76\u7248\uff09\u306b\u3042\u308b\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u304c\u5fc5\u8981\u3068\u306a\u308b\u9805\u76ee\u3067\u3059\u3002\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e0d\u5409\u306a\u5302\u3044\u300d\u3068\u8a00\u308f\u308c\u307e\u3059\u3002<\/p>\n\n<h4>\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u304c\u5fc5\u8981\u3068\u306a\u308b\u9805\u76ee<\/h4>\n\n<h5><strong><span style=\"font-size: 12pt;\">\u8907\u6570\u306e\u76ee\u7684\u306b\u4f7f\u308f\u308c\u308b\u30ab\u30e9\u30e0<\/span><\/strong><\/h5>\n\n<ul>\n    <li>\u30ec\u30b3\u30fc\u30c9\u306e\u5c5e\u6027\u306b\u5408\u308f\u305b\u3066\u5024\u306e\u610f\u5473\u304c\u5909\u308f\u308b\u30ab\u30e9\u30e0<\/li>\n    <li>\u4f1a\u54e1\u3060\u3068\u5165\u4f1a\u65e5\u3001\u30b9\u30bf\u30c3\u30d5\u3060\u3068\u5165\u793e\u65e5\u3068\u3059\u308b\u306a\u3069<\/li>\n<\/ul>\n\n<h5><strong><span style=\"font-size: 12pt;\">\u8907\u6570\u306e\u76ee\u7684\u306b\u4f7f\u308f\u308c\u308b\u30c6\u30fc\u30d6\u30eb<\/span><\/strong><\/h5>\n\n<ul>\n    <li>\u30ab\u30e9\u30e0\u306e\u5834\u5408\u3068\u540c\u69d8\u306b1\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u8907\u6570\u306e\u610f\u5473\u3092\u6301\u3064<\/li>\n    <li>Users\u30c6\u30fc\u30d6\u30eb\u306b\u4f1a\u54e1\u3001\u7ba1\u7406\u8005\u3001\u4e8b\u696d\u8005\u306a\u3069\u304c\u6df7\u5728\u3057\u3066\u3044\u308b\u306a\u3069<\/li>\n<\/ul>\n\n<h5><strong><span style=\"font-size: 12pt;\">\u5197\u9577\u306a\u30c7\u30fc\u30bf<\/span><\/strong><\/h5>\n\n<ul>\n    <li>\u975e\u6b63\u898f\u5316\u306a\u3069<\/li>\n    <li>\u751f\u5e74\u6708\u65e5\u3068\u5e74\u9f62\u30ab\u30e9\u30e0\u304c\u3042\u3063\u305f\u5834\u5408\u30011\u5e74\u7d4c\u3063\u305f\u3068\u304d\u306b\u5e74\u9f62\u30ab\u30e9\u30e0\u304c\u4e8b\u5b9f\u304b\u3089\u305a\u308c\u3066\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u53d6\u308c\u306a\u304f\u306a\u308b\u3002<\/li>\n<\/ul>\n\n<h5><strong><span style=\"font-size: 12pt;\">\u30ab\u30e9\u30e0\u306e\u591a\u3059\u304e\u308b\u30c6\u30fc\u30d6\u30eb<\/span><\/strong><\/h5>\n\n<ul>\n    <li>memo1\u3001memo2\u3001memo3&#8230;memo99 \u306a\u3069<\/li>\n    <li>\u8907\u6570\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u8cac\u52d9\u3092\u675f\u306d\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<\/li>\n<\/ul>\n\n<h5><span style=\"font-size: 12pt;\"><strong>\u884c\u306e\u591a\u3059\u304e\u308b\u30c6\u30fc\u30d6\u30eb<\/strong><\/span><\/h5>\n\n<ul>\n    <li>\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u306a\u3044\u30c6\u30fc\u30d6\u30eb<\/li>\n    <li>\u524a\u9664\u304c\u6016\u3044\u305f\u3081\u306b\u8ad6\u7406\u524a\u9664\u3067\u5bfe\u5fdc\u3059\u308b\u306a\u3069<\/li>\n    <li>\u672c\u5f53\u306b\u30c7\u30fc\u30bf\u306e\u884c\u6570\u304c\u5927\u304d\u304f\u306a\u308b\u30c6\u30fc\u30d6\u30eb\u306a\u3089\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306a\u3069\u3092\u691c\u8a0e\u3059\u308b<\/li>\n<\/ul>\n\n<h5><span style=\"font-size: 12pt;\"><strong>\u300c\u30b9\u30de\u30fc\u30c8\u300d\u30ab\u30e9\u30e0<\/strong><\/span><\/h5>\n\n<ul>\n    <li>\u30c7\u30fc\u30bf\u306e\u4e2d\u306b\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306a\u3069\u3001\u30c7\u30fc\u30bf\u4ee5\u4e0a\u306e\u610f\u5473\u3092\u6301\u3063\u3066\u3044\u308b\u3082\u306e<\/li>\n    <li>9\u304b\u3089\u59cb\u307e\u308bid\u306f\u7ba1\u7406\u8005\u30011\u304b\u3089\u59cb\u307e\u308bid\u306f\u30e6\u30fc\u30b6\u30fc\u306a\u3069<\/li>\n<\/ul>\n\n<h5><strong><span style=\"font-size: 12pt;\">\u5909\u66f4\u306e\u6050\u6016<\/span><\/strong><\/h5>\n\n<ul>\n    <li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5909\u66f4\u3084\u30c7\u30fc\u30bf\u306e\u66f4\u65b0\u306b\u3088\u3063\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u58ca\u308c\u308b\u306e\u3067\u306f\uff1f \u3068\u3044\u3046\u6050\u6016\u304c\u3042\u3063\u3066\u624b\u3092\u4ed8\u3051\u308c\u306a\u3044\u72b6\u614b<\/li>\n<\/ul>\n\n<p>\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e0d\u5409\u306a\u5302\u3044\u300d\u306e\u5b9f\u4f8b\u3082\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u5024\u306f\u7834\u7dbb\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/312f2a51a178c6890cab80aa029af826.png\" alt=\"\u7834\u7dbb\u3057\u305f\u5024\" \/><\/p>\n\n<p>\u3053\u3046\u3044\u3063\u305f\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e0d\u5409\u306a\u5302\u3044\u300d\u3092\u898b\u3064\u3051\u305f\u3089\u3001\u307e\u305a\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3092\u3059\u308b\u610f\u5473\u304c\u3042\u308b\u306e\u304b\u3001\u4f5c\u696d\u5de5\u6570\u306b\u5bfe\u3057\u3066\u3069\u308c\u304f\u3089\u3044\u306e\u52b9\u679c\u304c\u3042\u308b\u306e\u304b\u3001\u305d\u3057\u3066\u305d\u308c\u3092\u4eca\u3059\u3050\u3084\u308b\u3079\u304d\u306a\u306e\u304b\u3068\u3044\u3046\u70b9\u3092\u691c\u8a0e\u3057\u3066\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n<p>\u5b9f\u969b\u306b\u3053\u306e\u7834\u7dbb\u3057\u305f\u5024\u306f<a href=\"https:\/\/gihyo.jp\/book\/2019\/978-4-297-10408-5\">\u300c\u5931\u6557\u304b\u3089\u5b66\u3076 RDB\u306e\u6b63\u3057\u3044\u6b69\u304d\u65b9\u300d<\/a>\u306e\u4e2d\u3067\u3082\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u8ff7\u5bae\u300d\u3068\u540d\u4ed8\u3051\u305f\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3068\u3057\u3066\u6271\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<h2 id=\"title7\"><span id=\"DB-2\">\u3067\u306f\u3001\u6700\u5f37\u306eDB\u8a2d\u8a08\u3068\u306f\uff1f<\/span><\/h2>\n\n<p>\u6700\u5f37\u306eDB\u8a2d\u8a08\u3068\u306f\uff1f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304b\u3001\u4f8b\u3092\u4ee5\u4e0b\u306b\u3054\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/c1b3b66b2a2941d3a4a194c29c901fa7.png\" alt=\"\" \/><\/p>\n\n<p>\u8981\u4ef6\u3068\u3057\u3066\u306f\u3001User\u60c5\u5831\u3092\u4fdd\u5b58\u3059\u308b\u3068\u304d\u306b\u3069\u306e\u3088\u3046\u306a\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u3092\u884c\u3046\u304b\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<h3><span id=\"users\">users<\/span><\/h3>\n\n<p>\u89aatable\u3067\u3042\u308a\u3001\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u306f\u3053\u3053\u306b\u5c5e\u3057\u307e\u3059\u3002\u57fa\u672c\u306fINSERT\u306e\u307f\u3067UPDATE\u3001DELETE\u3092\u8003\u616e\u3057\u307e\u305b\u3093\u3002<\/p>\n\n<h3><span id=\"user_detail\">user_detail<\/span><\/h3>\n\n<p>user\u306b\u4ed8\u968f\u3059\u308b\u8a73\u7d30\u306e\u60c5\u5831\u304c\u3053\u3053\u306b\u767b\u9332\u3055\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306busers\u306b\u30ab\u30e9\u30e0\u3092\u5897\u3084\u3057\u305f\u3044\u3088\u3046\u306a\u5185\u5bb9\u306f\u3053\u3053\u306b\u767b\u9332\u3057\u307e\u3059\u3002\u306a\u305cusers\u306b\u30ab\u30e9\u30e0\u3092\u5897\u3084\u3055\u306a\u3044\u306e\u304b\uff1f\u3067\u3059\u304c\u3001\u305d\u308c\u306fusers\u306f\u89aatable\u3067\u3042\u308a\u3001\u89aatable\u306e\u66f4\u65b0\u306f\u5e38\u306b\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u30ea\u30b9\u30af\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n\n<h3><span id=\"properties\">properties<\/span><\/h3>\n\n<p>properties\u306f\u4e3b\u306b\u4f4f\u6240\u3084\u96fb\u8a71\u756a\u53f7\u3001\u5fc5\u305a\u767b\u9332\u3059\u308b\u30e6\u30fc\u30b6\u306e\u60c5\u5831\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002JSONB\u578b\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002PostgreSQL\u306e\u6027\u8cea\u3068\u3057\u3066\u5f0fINDEX\u306e\u6a5f\u80fd\u304c\u3042\u308b\u305f\u3081\u53c2\u7167\u306e\u901f\u5ea6\u306fJSONB\u578b\u3092\u5229\u7528\u3057\u3066\u3082\u554f\u984c\u306a\u3044\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u7c21\u5358\u306b\u30b9\u30ad\u30fc\u30de\u30ec\u30b9\u306e\u8a2d\u8a08\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u5927\u304d\u306a\u554f\u984c\u70b9\u3068\u3057\u3066\u306f\u3001\u90e8\u5206\u66f4\u65b0\u306b\u5f31\u3044\u3053\u3068\u3001\u5024\u306b\u5bfe\u3059\u308b\u5236\u7d04\u304c\u5f31\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n<h3><span id=\"option\">option<\/span><\/h3>\n\n<p>option\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u8a00\u8449\u306e\u901a\u308a\u5fc5\u9808\u3067\u306f\u306a\u3044\u9805\u76ee\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002JSONB\u578b\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<h3><span id=\"user_tokenuser_auth_loguser_activeuser_leave\">user_token&amp;user_auth_log<br>user_active&amp;user_leave<\/span><\/h3>\n\n<p>user_token&amp;user_auth_log\u3068user_active&amp;user_leave user_token&amp;user_auth_log\u306f\u3088\u304f\u3042\u308btable\u3067\u3059\u3002<br>\n\u3053\u306e\u3088\u3046\u306atable\u306e\u969b\u306b\u554f\u984c\u306b\u306a\u308b\u306e\u306fusers\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u3059\u308b\u3068\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3068\u3057\u3066\u3053\u308c\u3089\u306etable\u304c\u7d10\u4ed8\u3044\u3066\u3044\u308b\u305f\u3081\u3001users\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u524a\u9664\u51fa\u6765\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u6b8b\u5ff5\u306a\u304c\u3089\u3001\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3092\u5916\u3057\u305f\u308a\u3001users\u306b delete_flag 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SET NULL 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id=\"i-3\">\u30b9\u30ad\u30fc\u30de\u3068\u306f\uff1f<\/span><\/h3>\n\n<p>\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fb\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u624b\u6cd5\u306b\u304a\u3051\u308b\u8ad6\u7406\u69cb\u9020\u3084\u7269\u7406\u69cb\u9020\u3092\u5b9a\u3081\u305f\u4ed5\u69d8\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u30c6\u30fc\u30d6\u30eb\u30fb\u30af\u30e9\u30b9\u30fb\u30d3\u30e5\u30fc\u30fb\u30b7\u30ce\u30cb\u30e0\u30fb\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\uff09\u306a\u3069\u306e\u96c6\u5408\u4f53\u3002\u30b9\u30ad\u30fc\u30de\u306e\u96c6\u5408\u4f53\u304c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u306a\u308b\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7528\u8a9e\u3068\u3057\u3066\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4ed5\u69d8\u3092\u8a18\u8ff0\u3001\u5b9a\u7fa9\u3057\u305f\u3082\u306e\u3068\u3044\u3046\u610f\u5473\u3002COBOL\u3067\u3044\u3046\u3068\u3001\u30c7\u30fc\u30bf\u30c7\u30a3\u30d3\u30b8\u30e7\u30f3\u306e\u90e8\u5206\u3002<br>\n\u300c<a href=\"https:\/\/soudai.hatenablog.com\/entry\/2018\/05\/01\/204442\">\u50d5\u306e\u8003\u3048\u305f\u6700\u5f37\u306eDB\u8a2d\u8a08<\/a>\u300d\u306e\u8a18\u4e8b\u3067\u3001\u3088\u308a\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc-->\n\n<div class=\"cta-btn-box\">\n<p>\u6848\u4ef6\u63a2\u3057\u306e\u60a9\u307f\u4ea4\u6e09\u306e\u4e0d\u5b89\u3001\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u5168\u3066\u30b5\u30dd\u30fc\u30c8<\/p>\n<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\">\u4eca\u3059\u3050\u7121\u6599\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7\u3092\u7533\u3057\u8fbc\u3080<\/a>\n<\/div>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc-->\n\n<h2 id=\"title8\"><span id=\"i-4\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5b66\u3076\u306b\u306f\uff1f\u300c\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u99c6\u52d5\u300d\u306e\u91cd\u8981\u6027<\/span><\/h2>\n\n<h3><span id=\"i-5\">\u6210\u9577\u306e\u58c1\u3092\u4e57\u308a\u8d8a\u3048\u308b\u305f\u3081\u306e\u300c\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u99c6\u52d5\u300d<\/span><\/h3>\n\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u3069\u3046\u5b66\u3076\u3079\u304d\u304b\u306b\u3064\u3044\u3066\u306f\u3001\u6210\u9577\u6226\u7565\u306e\u8003\u3048\u65b9\u3092\u304a\u8a71\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n<p><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/42f1f645901fb67646b92b8acf3c33d1.png\" alt=\"\" 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class=\"cta-btn-box\">\n<p>\u6848\u4ef6\u63a2\u3057\u306e\u60a9\u307f\u4ea4\u6e09\u306e\u4e0d\u5b89\u3001\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u5168\u3066\u30b5\u30dd\u30fc\u30c8<\/p>\n<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\">\u4eca\u3059\u3050\u7121\u6599\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7\u3092\u7533\u3057\u8fbc\u3080<\/a>\n<\/div>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc-->\n\n<h2 id=\"title9\"><span id=\"i-6\">\u6700\u5f8c\u306b<\/span><\/h2>\n\n<h3><span id=\"i-7\">\u90fd\u5e02\u90e8\u3084\u5730\u65b9\u306e\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3078\u306e\u53c2\u52a0\u306b\u3064\u3044\u3066<\/span><\/h3>\n\n<div class=\"outline_box\"><img decoding=\"async\" src=\"https:\/\/flxy.jp\/wp-content\/uploads\/2020\/03\/IMG_9956.jpg\" alt=\"\" \/>\n\u66fd\u6839\u58ee\u5927\u3055\u3093 \u65e5\u672cPostgreSQL\u30e6\u30fc\u30b6\u4f1a\u306e\u7406\u4e8b \u5408\u540c\u4f1a\u793eHave Fun Tech\u3000\u4ee3\u8868<\/div>\n\n<p>\u6771\u4eac\u306e\u52c9\u5f37\u4f1a\u3084\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306f\u8457\u540d\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u51fa\u4f1a\u3048\u308b\u6a5f\u4f1a\u304c\u591a\u3044\u70b9\u304c\u30e1\u30ea\u30c3\u30c8\u306a\u306e\u3067\u3059\u304c\u3001\u5730\u65b9\u3067\u3042\u3063\u3066\u3082\u3053\u3046\u3044\u3063\u305f\u3082\u306e\u306f\u3069\u3093\u3069\u3093\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u5730\u65b9\u3060\u304b\u3089\u3053\u305d\u53c2\u52a0\u8005\u3068\u6fc3\u5bc6\u306a\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u53d6\u308c\u305f\u308a\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u81ea\u4f53\u304c\u591a\u69d8\u3067\u3042\u3063\u305f\u308a\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u540c\u58eb\u306e\u7e4b\u304c\u308a\u304c\u5f37\u304b\u3063\u305f\u308a\u3068\u3001\u90fd\u5e02\u90e8\u306b\u306f\u7121\u3044\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n\n<p>\u79c1\u306f\u73fe\u5728\u3001\u65e5\u672cPostgreSQL\u30e6\u30fc\u30b6\u4f1a\u306e\u7406\u4e8b\u3092\u52d9\u3081\u3066\u304a\u308a\u3001\u5404\u5730\u3067\u52c9\u5f37\u4f1a\u306e\u958b\u50ac\u3092\u62c5\u5f53\u3057\u3066\u3044\u307e\u3059\u3002\uff08\u30a4\u30d9\u30f3\u30c8\u4e00\u89a7\u306f<a href=\"https:\/\/www.postgresql.jp\/events\">\u3053\u3061\u3089<\/a>\uff09\u521d\u5fc3\u8005\u304b\u3089\u4e0a\u7d1a\u8005\u307e\u3067\u3055\u307e\u3056\u307e\u306a\u5c64\u306b\u5bfe\u3057\u3066\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3057\u3001\u5168\u56fd\u306b\u652f\u90e8\u304c\u3042\u308b\u306e\u3067\u5730\u65b9\u3067\u306e\u52c9\u5f37\u4f1a\u3082\u652f\u63f4\u3057\u3066\u3044\u307e\u3059\u3002\u8b1b\u5e2b\u3068\u3057\u3066\u767b\u58c7\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u6a5f\u4f1a\u304c\u3042\u308c\u3070\u305c\u3072\u53c2\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n<p><a href=\"https:\/\/flxy.jp\/search?freeWord=&#038;occupation1=%E3%82%A8%E3%83%B3%E3%82%B8%E3%83%8B%E3%82%A2&#038;reward=&#038;recruiting=false&#038;languages[]=a1a7F000000jRT1QAM&#038;languages[]=a1a7F000000jRTBQA2&#038;languages[]=a1a7F000000jRSwQAM&#038;languages[]=a1a7F000000jRT6QAM&#038;languages[]=a1a7F000000jRSmQAM&#038;sortType=new&#038;page=1\">RDB\u95a2\u9023\u306e\u6c42\u4eba\u691c\u7d22\u306f\u3053\u3061\u3089<\/a><\/p>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u304b\u3089\u30b3\u30d4\u30fc-->\n\n<div class=\"cta-btn-box\">\n<p>\u6848\u4ef6\u63a2\u3057\u306e\u60a9\u307f\u4ea4\u6e09\u306e\u4e0d\u5b89\u3001\u5c02\u4efb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u304c\u5168\u3066\u30b5\u30dd\u30fc\u30c8<\/p>\n<a href=\"https:\/\/flxy.jp\/form\/expert\/input\" class=\"cta-btn-01\">\u4eca\u3059\u3050\u7121\u6599\u30ad\u30e3\u30ea\u30a2\u76f8\u8ac7\u3092\u7533\u3057\u8fbc\u3080<\/a>\n<\/div>\n\n<!--CTA\u30dc\u30bf\u30f3\uff1a\u3053\u3053\u307e\u3067\u30b3\u30d4\u30fc-->\n","protected":false},"excerpt":{"rendered":"<p>\u203b2020\u5e746\u6708\u306b\u516c\u958b\u3055\u308c\u305f\u8a18\u4e8b\u3067\u3059\u3002 \u65e5\u672cPostgreSQL\u30e6\u30fc\u30b6\u4f1a\u306e\u7406\u4e8b\u3092\u52d9\u3081\u308b\u5408\u540c\u4f1a\u793eHave Fun Tech &#8230; <\/p>","protected":false},"author":1,"featured_media":22756,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[6,7,727,722],"top":[],"infeed":[],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/posts\/10813"}],"collection":[{"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/comments?post=10813"}],"version-history":[{"count":127,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/posts\/10813\/revisions"}],"predecessor-version":[{"id":35342,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/posts\/10813\/revisions\/35342"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/media\/22756"}],"wp:attachment":[{"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/media?parent=10813"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/categories?post=10813"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/tags?post=10813"},{"taxonomy":"top","embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/top?post=10813"},{"taxonomy":"infeed","embeddable":true,"href":"https:\/\/flxy.jp\/media\/wp-json\/wp\/v2\/infeed?post=10813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}