{"id":1240,"date":"2026-06-25T09:00:19","date_gmt":"2026-06-25T09:00:19","guid":{"rendered":"https:\/\/skilllog.jp\/blog\/?p=1240"},"modified":"2026-08-31T07:47:43","modified_gmt":"2026-08-31T07:47:43","slug":"database-detail-design-skill-sheet-writing","status":"publish","type":"post","link":"https:\/\/skilllog.jp\/blog\/2026\/06\/25\/database-detail-design-skill-sheet-writing\/","title":{"rendered":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306e\u66f8\u304d\u65b9\uff5c\u8a55\u4fa1\u3055\u308c\u308b7\u3064\u306e\u5b9f\u4f8b\u3092\u89e3\u8aac"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/database-detail-design-skill-sheet-writing-hero-1.png\" alt=\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306e\u66f8\u304d\u65b9\"\/><\/figure>\n\n\n\n<div style=\"margin:24px 0;\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3059\u308c\u3070\u3001\u63a1\u7528\u62c5\u5f53\u8005\u3084\u55b6\u696d\u62c5\u5f53\u8005\u306e\u76ee\u306b\u7559\u307e\u308a\u3001\u9ad8\u304f\u8a55\u4fa1\u3055\u308c\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<br>\u5358\u306b\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3092\u62c5\u5f53\u300d\u3068\u66f8\u304f\u3060\u3051\u3067\u306f\u3001\u305d\u306e\u7d4c\u9a13\u306e\u6df1\u3055\u3084\u8ca2\u732e\u5ea6\u304c\u4f1d\u308f\u308a\u306b\u304f\u304f\u3001\u305b\u3063\u304b\u304f\u306e\u30b9\u30ad\u30eb\u304c\u57cb\u3082\u308c\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br><br>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u300d\u3067\u691c\u7d22\u3059\u308b\u3042\u306a\u305f\u304c\u62b1\u3048\u308b\u60a9\u307f\u3092\u89e3\u6c7a\u3057\u3001\u3042\u306a\u305f\u306e\u7d4c\u9a13\u3092\u6700\u5927\u9650\u306b\u30a2\u30d4\u30fc\u30eb\u3067\u304d\u308b\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u4f5c\u6210\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3067\u5b9f\u969b\u306b\u884c\u3046\u696d\u52d9\u5185\u5bb9\u3001\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u8a55\u4fa1\u3055\u308c\u308b\u66f8\u304d\u65b9\u3001NG\u4f8b\u3068OK\u4f8b\u3001\u55b6\u696d\u62c5\u5f53\u3084\u4f01\u696d\u62c5\u5f53\u8005\u304c\u898b\u308b\u30dd\u30a4\u30f3\u30c8\u3001\u9762\u8ac7\u3067\u805e\u304b\u308c\u308b\u8cea\u554f\u3001\u305d\u3057\u3066\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u306e\u5177\u4f53\u7684\u306a\u5165\u529b\u4f8b\u307e\u3067\u3001\u7db2\u7f85\u7684\u306b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<br>\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u307f\u7d42\u3048\u308b\u9803\u306b\u306f\u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u304c\u3001\u63a1\u7528\u62c5\u5f53\u8005\u306b\u97ff\u304f\u9b45\u529b\u7684\u306a\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3068\u3057\u3066\u6574\u7406\u3055\u308c\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"margin:32px 0;padding:24px;background:#fef2f2;border-left:6px solid #ef4444;border-radius:12px;\">\n<p style=\"font-weight:700;font-size:18px;margin-bottom:12px;\">\u3053\u3093\u306a\u60a9\u307f\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f<\/p>\n<ul style=\"margin:0;padding-left:20px;line-height:1.9;\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u3092\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u3069\u3046\u66f8\u3051\u3070\u3088\u3044\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<li>\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3092\u62c5\u5f53\u300d\u3060\u3051\u3067\u7d42\u308f\u3063\u3066\u3057\u307e\u3046<\/li>\n<li>ER\u56f3\u4f5c\u6210\u3001\u6b63\u898f\u5316\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08\u3001SQL\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u3069\u3053\u307e\u3067\u66f8\u304f\u3079\u304d\u304b\u8ff7\u3046<\/li>\n<li>\u9762\u8ac7\u3067\u6df1\u6398\u308a\u3055\u308c\u305f\u3068\u304d\u306b\u8aac\u660e\u3067\u304d\u308b\u5185\u5bb9\u306b\u306a\u3063\u3066\u3044\u306a\u3044<\/li>\n<li>\u30b9\u30ad\u30eb\u30ed\u30b0\u306e\u5165\u529b\u9805\u76ee\u306b\u6cbf\u3063\u3066\u3001\u5177\u4f53\u7684\u306b\u3069\u3046\u66f8\u3051\u3070\u826f\u3044\u304b\u5206\u304b\u3089\u306a\u3044<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div style=\"margin:32px 0;padding:24px;background:#ecfdf5;border-left:6px solid #10b981;border-radius:12px;\">\n<p style=\"font-weight:700;font-size:18px;margin-bottom:12px;\">\u3053\u306e\u8a18\u4e8b\u3067\u5206\u304b\u308b\u3053\u3068<\/p>\n<ul style=\"margin:0;padding-left:20px;line-height:1.9;\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u3092\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u8a55\u4fa1\u3055\u308c\u308b\u5f62\u306b\u6574\u7406\u3059\u308b\u65b9\u6cd5<\/li>\n<li>NG\u4f8b\u3068OK\u4f8b\u306e\u9055\u3044<\/li>\n<li>\u55b6\u696d\u62c5\u5f53\u3084\u4f01\u696d\u62c5\u5f53\u8005\u304c\u898b\u3066\u3044\u308b\u30dd\u30a4\u30f3\u30c8<\/li>\n<li>\u30b9\u30ad\u30eb\u30ed\u30b0\u306e\u5165\u529b\u9805\u76ee\u306b\u6cbf\u3063\u305f\u5177\u4f53\u7684\u306a\u66f8\u304d\u65b9<\/li>\n<li>\u9762\u8ac7\u3067\u805e\u304b\u308c\u308b\u8cea\u554f\u3068\u56de\u7b54\u306e\u30dd\u30a4\u30f3\u30c8<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div 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ez-toc-heading-7\" href=\"https:\/\/skilllog.jp\/blog\/2026\/06\/25\/database-detail-design-skill-sheet-writing\/#%E9%9D%A2%E8%AB%87%E3%81%A7%E8%81%9E%E3%81%8B%E3%82%8C%E3%82%8B%E8%B3%AA%E5%95%8F\" >\u9762\u8ac7\u3067\u805e\u304b\u308c\u308b\u8cea\u554f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/skilllog.jp\/blog\/2026\/06\/25\/database-detail-design-skill-sheet-writing\/#%E3%82%B9%E3%82%AD%E3%83%AB%E3%83%AD%E3%82%B0%E3%81%A7%E3%81%AE%E5%85%A5%E5%8A%9B%E4%BE%8B\" >\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u306e\u5165\u529b\u4f8b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/skilllog.jp\/blog\/2026\/06\/25\/database-detail-design-skill-sheet-writing\/#FAQ\" >FAQ<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/skilllog.jp\/blog\/2026\/06\/25\/database-detail-design-skill-sheet-writing\/#%E3%81%BE%E3%81%A8%E3%82%81\" >\u307e\u3068\u3081<\/a><\/li><\/ul><\/nav><\/div>\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%83%87%E3%83%BC%E3%82%BF%E3%83%99%E3%83%BC%E3%82%B9%E8%A9%B3%E7%B4%B0%E8%A8%AD%E8%A8%88_%E3%82%B9%E3%82%AD%E3%83%AB%E3%82%B7%E3%83%BC%E3%83%88%E3%81%A8%E3%81%AF\"><\/span>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3068\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u8a2d\u8a08\uff08\u57fa\u672c\u8a2d\u8a08\uff09\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u8ad6\u7406\u30e2\u30c7\u30eb\u3092\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08DBMS\uff09\u3067\u52b9\u7387\u7684\u304b\u3064\u5b89\u5168\u306b\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u7269\u7406\u7684\u306a\u69cb\u9020\u3084\u5236\u7d04\u306a\u3069\u3092\u5177\u4f53\u7684\u306b\u5b9a\u7fa9\u3059\u308b\u5de5\u7a0b\u3067\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u3001\u30ab\u30e9\u30e0\u5b9a\u7fa9\u3001\u30c7\u30fc\u30bf\u578b\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3001\u5236\u7d04\u3001\u30d3\u30e5\u30fc\u3001\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u306a\u3069\u306e\u8a2d\u8a08\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u304a\u3044\u3066\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u300d\u306e\u7d4c\u9a13\u3092\u8a18\u8ff0\u3059\u308b\u969b\u306f\u3001\u5358\u306b\u3053\u306e\u5de5\u7a0b\u3092\u62c5\u5f53\u3057\u305f\u3068\u3044\u3046\u4e8b\u5b9f\u3060\u3051\u3067\u306a\u304f\u3001\u3069\u306e\u3088\u3046\u306a\u8ab2\u984c\u306b\u5bfe\u3057\u3066\u3001\u3069\u306e\u3088\u3046\u306a\u8a2d\u8a08\u3092\u884c\u3044\u3001\u3069\u306e\u3088\u3046\u306a\u6210\u679c\u306b\u7e4b\u304c\u3063\u305f\u306e\u304b\u3092\u5177\u4f53\u7684\u306b\u793a\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306e\u78ba\u4fdd\u3068\u3044\u3063\u305f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u5c02\u9580\u6027\u304c\u554f\u308f\u308c\u308b\u90e8\u5206\u3092\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u3042\u306a\u305f\u306e\u5e02\u5834\u4fa1\u5024\u306f\u5927\u304d\u304f\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%83%87%E3%83%BC%E3%82%BF%E3%83%99%E3%83%BC%E3%82%B9%E8%A9%B3%E7%B4%B0%E8%A8%AD%E8%A8%88%E3%81%A7%E5%AE%9F%E9%9A%9B%E3%81%AB%E8%A1%8C%E3%81%86%E6%A5%AD%E5%8B%99\"><\/span>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3067\u5b9f\u969b\u306b\u884c\u3046\u696d\u52d9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3067\u306f\u3001\u591a\u5c90\u306b\u308f\u305f\u308b\u696d\u52d9\u3092\u884c\u3044\u307e\u3059\u3002\u57fa\u672c\u8a2d\u8a08\u3067\u4f5c\u6210\u3055\u308c\u305f\u8ad6\u7406\u30e2\u30c7\u30eb\u3092\u57fa\u306b\u3001\u5177\u4f53\u7684\u306a\u7269\u7406\u30e2\u30c7\u30eb\u3078\u3068\u843d\u3068\u3057\u8fbc\u3093\u3067\u3044\u304d\u307e\u3059\u3002\u4e3b\u306a\u696d\u52d9\u5185\u5bb9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30c6\u30fc\u30d6\u30eb\u30fb\u30ab\u30e9\u30e0\u5b9a\u7fa9\uff1a<\/strong> \u5404\u30c6\u30fc\u30d6\u30eb\u306b\u3069\u306e\u3088\u3046\u306a\u30ab\u30e9\u30e0\uff08\u5217\uff09\u304c\u5fc5\u8981\u304b\u3001\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u578b\uff08\u4f8b\uff1aINT, VARCHAR, DATETIME\uff09\u3001\u9577\u3055\u3001NULL\u8a31\u5bb9\u304b\u975eNULL\u304b\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>ER\u56f3\uff08\u7269\u7406\u30e2\u30c7\u30eb\uff09\u4f5c\u6210\uff1a<\/strong> \u8ad6\u7406\u30e2\u30c7\u30eb\u3092\u5143\u306b\u3001DBMS\u306b\u4f9d\u5b58\u3057\u305f\u5f62\u3067\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u95a2\u9023\u6027\uff081\u5bfe1, 1\u5bfe\u591a, \u591a\u5bfe\u591a\uff09\u3092\u8868\u73fe\u3057\u305fER\u56f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6b63\u898f\u5316\u30fb\u975e\u6b63\u898f\u5316\u306e\u691c\u8a0e\uff1a<\/strong> \u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3092\u4fdd\u3061\u3001\u5197\u9577\u6027\u3092\u6392\u9664\u3059\u308b\u305f\u3081\u306b\u6b63\u898f\u5316\u3092\u884c\u3044\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u306e\u305f\u3081\u306b\u610f\u56f3\u7684\u306b\u975e\u6b63\u898f\u5316\u3092\u691c\u8a0e\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08\uff1a<\/strong> \u691c\u7d22\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u3069\u306e\u30ab\u30e9\u30e0\u306b\u3069\u306e\u3088\u3046\u306a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff08B-tree, Hash\u306a\u3069\uff09\u3092\u4f5c\u6210\u3059\u308b\u304b\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5236\u7d04\u5b9a\u7fa9\uff1a<\/strong> \u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u3001\u4e3b\u30ad\u30fc\u5236\u7d04\u3001\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3001\u30e6\u30cb\u30fc\u30af\u5236\u7d04\u3001\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d3\u30e5\u30fc\u30fb\u30de\u30c6\u30ea\u30a2\u30e9\u30a4\u30ba\u30c9\u30d3\u30e5\u30fc\u8a2d\u8a08\uff1a<\/strong> \u8907\u96d1\u306a\u30af\u30a8\u30ea\u3092\u7c21\u7565\u5316\u3057\u305f\u308a\u3001\u7279\u5b9a\u306e\u30c7\u30fc\u30bf\u3078\u306e\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u91cd\u8981\u306a\u5834\u5408\u306f\u30de\u30c6\u30ea\u30a2\u30e9\u30a4\u30ba\u30c9\u30d3\u30e5\u30fc\u3082\u691c\u8a0e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30b9\u30c8\u30a2\u30c9\u30d7\u30ed\u30b7\u30fc\u30b8\u30e3\u30fb\u30c8\u30ea\u30ac\u30fc\u8a2d\u8a08\uff1a<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5074\u3067\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\uff08\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u4e00\u90e8\u3084\u30c7\u30fc\u30bf\u66f4\u65b0\u6642\u306e\u81ea\u52d5\u51e6\u7406\u306a\u3069\uff09\u3092\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>SQL\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8a2d\u8a08\uff1a<\/strong> \u5b9f\u969b\u306e\u30af\u30a8\u30ea\u5b9f\u884c\u8a08\u753b\u3092\u5206\u6790\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7279\u5b9a\u3057\u3066\u3001SQL\u306e\u6700\u9069\u5316\u3084\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u898b\u76f4\u3057\u3001\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u306e\u6539\u5584\u306a\u3069\u3092\u884c\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u8a08\uff1a<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u7ba1\u7406\u3001\u6a5f\u5bc6\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\u3001SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\u306a\u3069\u3092\u8a2d\u8a08\u306b\u76db\u308a\u8fbc\u307f\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u8a2d\u8a08\uff1a<\/strong> \u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u3084\u30ed\u30c3\u30af\u6226\u7565\u306a\u3069\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30fb\u30ea\u30ab\u30d0\u30ea\u8a2d\u8a08\uff1a<\/strong> \u969c\u5bb3\u767a\u751f\u6642\u306e\u30c7\u30fc\u30bf\u5fa9\u65e7\u8a08\u753b\u3092\u8003\u616e\u3057\u305f\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u6226\u7565\u3084\u30ea\u30ab\u30d0\u30ea\u624b\u9806\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u4f5c\u6210\uff1a<\/strong> \u8a2d\u8a08\u3057\u305f\u5185\u5bb9\u3092\u307e\u3068\u3081\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u66f8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%83%87%E3%83%BC%E3%82%BF%E3%83%99%E3%83%BC%E3%82%B9%E8%A9%B3%E7%B4%B0%E8%A8%AD%E8%A8%88%E3%82%92%E3%82%B9%E3%82%AD%E3%83%AB%E3%82%B7%E3%83%BC%E3%83%88%E3%81%AB%E6%9B%B8%E3%81%8F%E9%87%8D%E8%A6%81%E6%80%A7\"><\/span>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3092\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u66f8\u304f\u91cd\u8981\u6027<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u300d\u306e\u7d4c\u9a13\u3092\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u306f\u3001\u3042\u306a\u305f\u306e\u5e02\u5834\u4fa1\u5024\u3092\u6b63\u78ba\u306b\u4f1d\u3048\u3001\u3088\u308a\u826f\u3044\u6848\u4ef6\u3084\u30dd\u30b8\u30b7\u30e7\u30f3\u3092\u7372\u5f97\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u305d\u306e\u91cd\u8981\u6027\u306f\u4ee5\u4e0b\u306e\u70b9\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5c02\u9580\u6027\u306e\u8a3c\u660e\uff1a<\/strong> 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style=\"margin:0 0 20px 0;line-height:1.9;\">\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u304a\u3051\u308b\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u300d\u306e\u8a18\u8ff0\u306f\u3001\u305d\u306e\u5177\u4f53\u6027\u304c\u8a55\u4fa1\u3092\u5927\u304d\u304f\u5de6\u53f3\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u3088\u304f\u3042\u308bNG\u4f8b\u3068\u3001\u8a55\u4fa1\u3055\u308c\u3084\u3059\u3044OK\u4f8b\u3092\u6bd4\u8f03\u3057\u3066\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u307e\u305a\u306f\u3001API\u8a2d\u8a08\u306e\u7d4c\u9a13\u3092\u3069\u306e\u3088\u3046\u306b\u6574\u7406\u3059\u308c\u3070\u3088\u3044\u304b\u3001\u5168\u4f53\u50cf\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\" style=\"width:100%;border-collapse:collapse;margin:24px 0;\"><thead><tr><th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u9805\u76ee<\/th><th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">NG\u4f8b\uff08\u6d45\u3044\u66f8\u304d\u65b9\uff09<\/th><th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">OK\u4f8b\uff08\u8a55\u4fa1\u3055\u308c\u3084\u3059\u3044\u66f8\u304d\u65b9\uff09<\/th><th style=\"border:1px solid #ddd;padding:12px;background:#1e40af;color:#ffffff;font-weight:700;text-align:left;\">\u55b6\u696d\u304c\u63d0\u6848\u3057\u3084\u3059\u3044\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u8a18\u8ff0\u5185\u5bb9<\/td><td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3092\u62c5\u5f53<\/td><td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">EC\u30b5\u30a4\u30c8\u5411\u3051\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7269\u7406\u8a2d\u8a08\u3092\u62c5\u5f53\u3002ER\u56f3\u4f5c\u6210\u3001\u30c6\u30fc\u30d6\u30eb\u30fb\u30ab\u30e9\u30e0\u5b9a\u7fa9\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08\u3001SQL\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3092\u5b9f\u65bd\u3057\u3001\u691c\u7d22\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u309230%\u6539\u5584\u3002<\/td><td style=\"border:1px solid 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solid #ddd;padding:12px;background:#ffffff;\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a<\/td><td style=\"border:1px solid #ddd;padding:12px;background:#ffffff;\">\u9ad8\u8ca0\u8377\u304c\u4e88\u60f3\u3055\u308c\u308b\u691c\u7d22\u51e6\u7406\u306b\u5bfe\u3057\u3001\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u8ffd\u52a0\u3068\u30af\u30a8\u30ea\u306e\u66f8\u304d\u63db\u3048\u306b\u3088\u308a\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3092\u5e73\u5747500ms\u304b\u3089200ms\u306b\u77ed\u7e2e\u3002\u307e\u305f\u3001\u30c7\u30fc\u30bf\u66f4\u65b0\u6642\u306e\u30ed\u30c3\u30af\u7af6\u5408\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u3092\u8abf\u6574\u3002<\/td><td style=\"border:1px solid 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style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E5%96%B6%E6%A5%AD%E6%8B%85%E5%BD%93%E3%81%8C%E8%A6%8B%E3%82%8B%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88\"><\/span>\u55b6\u696d\u62c5\u5f53\u304c\u898b\u308b\u30dd\u30a4\u30f3\u30c8<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u55b6\u696d\u62c5\u5f53\u8005\u306f\u3001\u3042\u306a\u305f\u306e\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3092\u898b\u3066\u3001\u4e3b\u306b\u300c\u6848\u4ef6\u3078\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u300d\u3068\u300c\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u306e\u63d0\u6848\u3057\u3084\u3059\u3055\u300d\u3092\u5224\u65ad\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u3092\u8a18\u8ff0\u3059\u308b\u969b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u70b9\u3092\u610f\u8b58\u3059\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6848\u4ef6\u63d0\u6848\u6642\u306b\u4f1d\u3048\u3084\u3059\u3044\u304b\uff1a<\/strong> 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\u300c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3007\u3007%\u6539\u5584\u300d\u300c\u30c7\u30fc\u30bf\u66f4\u65b0\u51e6\u7406\u306e\u30ed\u30c3\u30af\u6642\u9593\u3092\u3007\u3007\u79d2\u77ed\u7e2e\u300d\u306e\u3088\u3046\u306b\u3001\u5177\u4f53\u7684\u306a\u6570\u5024\u3067\u793a\u3055\u308c\u305f\u6210\u679c\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u306e\u5f37\u529b\u306a\u30a2\u30d4\u30fc\u30eb\u30dd\u30a4\u30f3\u30c8\u3068\u306a\u308a\u307e\u3059\u3002\u55b6\u696d\u62c5\u5f53\u8005\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u5177\u4f53\u7684\u306a\u6210\u679c\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u63d0\u793a\u3059\u308b\u3053\u3068\u3067\u3001\u3042\u306a\u305f\u306e\u30b9\u30ad\u30eb\u3092\u52b9\u679c\u7684\u306b\u4f1d\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E4%BC%81%E6%A5%AD%E6%8B%85%E5%BD%93%E8%80%85%E3%81%8C%E8%A6%8B%E3%82%8B%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88\"><\/span>\u4f01\u696d\u62c5\u5f53\u8005\u304c\u898b\u308b\u30dd\u30a4\u30f3\u30c8<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u4f01\u696d\u306e\u63a1\u7528\u62c5\u5f53\u8005\u306f\u3001\u3042\u306a\u305f\u306e\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3092\u898b\u3066\u3001\u81ea\u793e\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u300c\u5373\u6226\u529b\u3068\u3057\u3066\u6d3b\u8e8d\u3067\u304d\u308b\u304b\u300d\u300c\u30c1\u30fc\u30e0\u306b\u8ca2\u732e\u3067\u304d\u308b\u304b\u300d\u3092\u5224\u65ad\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u306b\u304a\u3044\u3066\u306f\u3001\u7279\u306b\u4ee5\u4e0b\u306e\u70b9\u306b\u6ce8\u76ee\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3092\u4efb\u305b\u3089\u308c\u308b\u7bc4\u56f2\uff1a<\/strong> 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\u30c7\u30fc\u30bf\u306e\u6b20\u640d\u3084\u4e0d\u6574\u5408\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u306b\u6df1\u523b\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u6b63\u898f\u5316\u3001\u5236\u7d04\u5b9a\u7fa9\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u306a\u3069\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u306e\u8a2d\u8a08\u304c\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u898b\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5b9f\u88c5\u5f8c\u306e\u624b\u623b\u308a\u3092\u6e1b\u3089\u305b\u308b\u304b\uff1a<\/strong> \u8a73\u7d30\u8a2d\u8a08\u306e\u7cbe\u5ea6\u304c\u4f4e\u3044\u3068\u3001\u88fd\u9020\u30d5\u30a7\u30fc\u30ba\u3067\u306e\u624b\u623b\u308a\u3084\u3001\u30ea\u30ea\u30fc\u30b9\u5f8c\u306e\u30c8\u30e9\u30d6\u30eb\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u8a2d\u8a08\u66f8\uff08ER\u56f3\u3001\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u66f8\u306a\u3069\uff09\u306e\u8cea\u3084\u3001\u8a2d\u8a08\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3051\u308b\u30ec\u30d3\u30e5\u30fc\u4f53\u5236\u3078\u306e\u7406\u89e3\u5ea6\u304b\u3089\u3001\u624b\u623b\u308a\u3092\u6e1b\u3089\u305b\u308b\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u3092\u898b\u6975\u3081\u3088\u3046\u3068\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5229\u7528\u3059\u308bDBMS\u3078\u306e\u7fd2\u719f\u5ea6\uff1a<\/strong> \u7279\u5b9a\u306eDBMS\uff08\u4f8b\uff1aMySQL, PostgreSQL, Oracle, SQL Server\uff09\u306b\u95a2\u3059\u308b\u6df1\u3044\u77e5\u8b58\u3084\u7d4c\u9a13\u306f\u3001\u305d\u306eDBMS\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u4f01\u696d\u306b\u3068\u3063\u3066\u306f\u5927\u304d\u306a\u30d7\u30e9\u30b9\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E9%9D%A2%E8%AB%87%E3%81%A7%E8%81%9E%E3%81%8B%E3%82%8C%E3%82%8B%E8%B3%AA%E5%95%8F\"><\/span>\u9762\u8ac7\u3067\u805e\u304b\u308c\u308b\u8cea\u554f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u9762\u8ac7\u3067\u306f\u3001\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u8a18\u8f09\u3055\u308c\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u306b\u3064\u3044\u3066\u3001\u3055\u3089\u306b\u6df1\u304f\u6398\u308a\u4e0b\u3052\u3066\u8cea\u554f\u3055\u308c\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u3088\u304f\u805e\u304b\u308c\u308b\u8cea\u554f\u3068\u305d\u306e\u56de\u7b54\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u3044\u304f\u3064\u304b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Q1: \u3069\u306e\u3088\u3046\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u3069\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f\u304b\uff1f<\/strong><br>A1: \u30b7\u30b9\u30c6\u30e0\u306e\u6982\u8981\uff08\u4f8b\uff1aWeb\u30b5\u30fc\u30d3\u30b9\u3001\u57fa\u5e79\u30b7\u30b9\u30c6\u30e0\u3001\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306a\u3069\uff09\u3001\u5229\u7528\u3057\u305fDBMS\uff08\u4f8b\uff1aMySQL, PostgreSQL\uff09\u3001\u305d\u3057\u3066\u62c5\u5f53\u3057\u305f\u8a2d\u8a08\u7bc4\u56f2\uff08\u4f8b\uff1a\u65b0\u898f\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u3001\u65e2\u5b58\u30c6\u30fc\u30d6\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u3001\u30c7\u30fc\u30bf\u79fb\u884c\u8a2d\u8a08\u306a\u3069\uff09\u3092\u5177\u4f53\u7684\u306b\u8aac\u660e\u3067\u304d\u308b\u3088\u3046\u306b\u6e96\u5099\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n\n\n\n<li><strong>Q2: ER\u56f3\uff08\u7269\u7406\u30e2\u30c7\u30eb\uff09\u306f\u3069\u306e\u3088\u3046\u306b\u4f5c\u6210\u3057\u307e\u3057\u305f\u304b\uff1f\u307e\u305f\u3001\u8a2d\u8a08\u3067\u7279\u306b\u610f\u8b58\u3057\u305f\u70b9\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><br>A2: \u4f5c\u6210\u306b\u4f7f\u7528\u3057\u305f\u30c4\u30fc\u30eb\uff08\u4f8b\uff1adraw.io, Lucidchart, ER\u56f3\u30a8\u30c7\u30a3\u30bf\uff09\u3001\u8a2d\u8a08\u30d7\u30ed\u30bb\u30b9\uff08\u8ad6\u7406\u30e2\u30c7\u30eb\u304b\u3089\u306e\u5909\u63db\u3001\u6b63\u898f\u5316\u306e\u9069\u7528\u5ea6\u5408\u3044\uff09\u3001\u305d\u3057\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3001\u62e1\u5f35\u6027\u306a\u3069\u306e\u89b3\u70b9\u304b\u3089\u3001\u3069\u306e\u3088\u3046\u306a\u70b9\u3092\u610f\u8b58\u3057\u3066\u8a2d\u8a08\u3057\u305f\u304b\u3092\u5177\u4f53\u7684\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Q3: \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3092\u884c\u3063\u305f\u7d4c\u9a13\u306b\u3064\u3044\u3066\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306a\u554f\u984c\u304c\u3042\u308a\u3001\u3069\u306e\u3088\u3046\u306b\u89e3\u6c7a\u3057\u307e\u3057\u305f\u304b\uff1f<\/strong><br>A3: \u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5177\u4f53\u7684\u306a\u51e6\u7406\uff08\u4f8b\uff1a\u691c\u7d22\u3001\u66f4\u65b0\u3001\u30d0\u30c3\u30c1\u51e6\u7406\uff09\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6e2c\u5b9a\u306e\u65b9\u6cd5\uff08\u4f8b\uff1aEXPLAIN, \u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\uff09\u3001\u5b9f\u65bd\u3057\u305f\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u5185\u5bb9\uff08\u4f8b\uff1a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8ffd\u52a0\u30fb\u4fee\u6b63\u3001SQL\u66f8\u304d\u63db\u3048\u3001\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u5909\u66f4\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\uff09\u3001\u305d\u3057\u3066\u6539\u5584\u7d50\u679c\uff08\u4f8b\uff1a\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3007\u3007%\u6539\u5584\u3001CPU\u4f7f\u7528\u7387\u3007\u3007%\u524a\u6e1b\uff09\u3092\u3001\u6570\u5024\u30c7\u30fc\u30bf\u3068\u5171\u306b\u8aac\u660e\u3067\u304d\u308b\u3068\u8aac\u5f97\u529b\u304c\u5897\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Q4: \u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u4fdd\u3064\u305f\u3081\u306b\u3001\u3069\u306e\u3088\u3046\u306a\u8a2d\u8a08\u3084\u5de5\u592b\u3092\u3057\u307e\u3057\u305f\u304b\uff1f<\/strong><br>A4: \u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001\u30e6\u30cb\u30fc\u30af\u5236\u7d04\u3001\u30c1\u30a7\u30c3\u30af\u5236\u7d04\u306a\u3069\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5236\u7d04\u3092\u3069\u306e\u3088\u3046\u306b\u6d3b\u7528\u3057\u305f\u304b\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\uff08\u5206\u96e2\u30ec\u30d9\u30eb\u3001\u30ed\u30c3\u30af\u6226\u7565\uff09\u306b\u3064\u3044\u3066\u3001\u307e\u305f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u306e\u9023\u643a\u306a\u3069\u3001\u5177\u4f53\u7684\u306a\u5bfe\u7b56\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Q5: \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306b\u304a\u3044\u3066\u8003\u616e\u3057\u305f\u70b9\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/strong><br>A5: \u30a2\u30af\u30bb\u30b9\u6a29\u9650\u7ba1\u7406\uff08\u30ed\u30fc\u30eb\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306a\u3069\uff09\u3001\u6a5f\u5bc6\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316\uff08\u30d5\u30a3\u30fc\u30eb\u30c9\u30ec\u30d9\u30eb\u3001\u901a\u4fe1\u7d4c\u8def\uff09\u3001SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\uff08\u30d7\u30ec\u30fc\u30b9\u30db\u30eb\u30c0\u306e\u4f7f\u7528\u3001\u5165\u529b\u5024\u306e\u30b5\u30cb\u30bf\u30a4\u30ba\uff09\u3001\u76e3\u67fb\u30ed\u30b0\u306e\u53d6\u5f97\u306a\u3069\u3001\u5177\u4f53\u7684\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>Q6: \u30c1\u30fc\u30e0\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306b\u3064\u3044\u3066\u4ed6\u306e\u30e1\u30f3\u30d0\u30fc\uff08\u958b\u767a\u8005\u3001\u30a4\u30f3\u30d5\u30e9\u62c5\u5f53\u8005\u306a\u3069\uff09\u3068\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3057\u307e\u3057\u305f\u304b\uff1f<\/strong><br>A6: \u8a2d\u8a08\u30ec\u30d3\u30e5\u30fc\u306e\u5b9f\u65bd\u65b9\u6cd5\u3001\u8a8d\u8b58\u5408\u308f\u305b\u306e\u65b9\u6cd5\u3001\u8a2d\u8a08\u5909\u66f4\u6642\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5171\u6709\u306e\u65b9\u6cd5\u306a\u3069\u3001\u30c1\u30fc\u30e0\u5185\u3067\u306e\u5186\u6ed1\u306a\u9023\u643a\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%82%B9%E3%82%AD%E3%83%AB%E3%83%AD%E3%82%B0%E3%81%A7%E3%81%AE%E5%85%A5%E5%8A%9B%E4%BE%8B\"><\/span>\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u306e\u5165\u529b\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u306f\u3001\u3042\u306a\u305f\u306e\u7d4c\u9a13\u3092\u69cb\u9020\u5316\u3057\u3066\u767b\u9332\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u679c\u7684\u306b\u30a2\u30d4\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u300d\u306e\u7d4c\u9a13\u3092\u30b9\u30ad\u30eb\u30ed\u30b0\u306b\u5165\u529b\u3059\u308b\u969b\u306e\u5177\u4f53\u7684\u306a\u4f8b\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u306f\u3001\u8a73\u7d30\u8a2d\u8a08\u306e\u30ab\u30c6\u30b4\u30ea\u306e\u4e2d\u306b\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u300d\u3092\u767b\u9332\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u6700\u5f8c\u306b\u3001\u30b9\u30ad\u30eb\u30ed\u30b0\u306e\u5165\u529b\u9805\u76ee\u306b\u6cbf\u3063\u3066\u3001\u5b9f\u969b\u306b\u3069\u306e\u3088\u3046\u306b\u767b\u9332\u3059\u308b\u304b\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"448\" height=\"615\" src=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-23-102445.png\" alt=\"\u30b9\u30ad\u30eb\u30ed\u30b0\u8a18\u5165\u4f8b\" class=\"wp-image-1267\" srcset=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-23-102445.png 448w, https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-23-102445-219x300.png 219w\" sizes=\"auto, (max-width: 448px) 100vw, 448px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"646\" height=\"513\" src=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-23-102551.png\" alt=\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08OK\u4f8b\" class=\"wp-image-1268\" srcset=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-23-102551.png 646w, https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/06\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-06-23-102551-300x238.png 300w\" sizes=\"auto, (max-width: 646px) 100vw, 646px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d\uff1a<\/strong> \u9867\u5ba2\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u5237\u65b0\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/li>\n\n\n\n<li><strong>\u958b\u59cb\u65e5\uff1a<\/strong> 2022\u5e744\u6708<\/li>\n\n\n\n<li><strong>\u7d42\u4e86\u65e5\uff1a<\/strong> 2023\u5e743\u6708<\/li>\n\n\n\n<li><strong>\u53c2\u753b\u4e2d\uff1a<\/strong> \u3044\u3044\u3048<\/li>\n\n\n\n<li><strong>\u958b\u767a\u30d7\u30ed\u30bb\u30b9\uff1a<\/strong> \u30a2\u30b8\u30e3\u30a4\u30eb<\/li>\n\n\n\n<li><strong>\u30ab\u30c6\u30b4\u30ea\uff1a<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08<\/li>\n\n\n\n<li><strong>\u5f79\u5272\uff1a<\/strong> \u30b7\u30b9\u30c6\u30e0\u30a8\u30f3\u30b8\u30cb\u30a2<\/li>\n\n\n\n<li><strong>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u898f\u6a21\uff1a<\/strong> \u5927\u898f\u6a21\uff08\u958b\u767a\u30c1\u30fc\u30e050\u540d\u4ee5\u4e0a\uff09<\/li>\n\n\n\n<li><strong>\u30c1\u30fc\u30e0\u898f\u6a21\uff1a<\/strong> 5\u540d\uff08\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u30c1\u30fc\u30e0\uff09<\/li>\n\n\n\n<li><strong>\u696d\u7a2e\uff1a<\/strong> SaaS\uff08SFA\/CRM\uff09<\/li>\n\n\n\n<li><strong>\u696d\u52d9\u5185\u5bb9\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u65e2\u5b58\u306e\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u3001\u6700\u65b0\u306e\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u306a\u9867\u5ba2\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u5237\u65b0\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u304a\u3044\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7269\u7406\u8a2d\u8a08\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u57fa\u672c\u8a2d\u8a08\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u8ad6\u7406\u30e2\u30c7\u30eb\u3092\u57fa\u306b\u3001PostgreSQL 14\u3092\u63a1\u7528\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b9\u30ad\u30fc\u30de\u8a2d\u8a08\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\uff08\u691c\u7d22\u5fdc\u7b54\u6642\u9593\u5e73\u5747200ms\u4ee5\u5185\uff09\u3092\u6e80\u305f\u3059\u305f\u3081\u3001\u983b\u7e41\u306b\u5229\u7528\u3055\u308c\u308b\u691c\u7d22\u6761\u4ef6\u306b\u57fa\u3065\u3044\u305f\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u8a2d\u8a08\u3001\u304a\u3088\u3073\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u3092\u5b9f\u65bd\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u66f4\u65b0\u6642\u306e\u30ed\u30c3\u30af\u7af6\u5408\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u306e\u691c\u8a0e\u3068\u3001\u9069\u5207\u306a\u30ed\u30c3\u30af\u6226\u7565\u3092\u8a2d\u8a08\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u3001\u4e3b\u30ad\u30fc\u3001\u5916\u90e8\u30ad\u30fc\u3001NOT NULL\u5236\u7d04\u3001CHECK\u5236\u7d04\u306a\u3069\u3092\u5b9a\u7fa9\u3057\u3001ER\u56f3\uff08\u7269\u7406\u30e2\u30c7\u30eb\uff09\u304a\u3088\u3073\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u66f8\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\u3068\u3057\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u306e\u30d7\u30ea\u30da\u30a2\u30c9\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5229\u7528\u3092\u524d\u63d0\u3068\u3057\u305f\u8a2d\u8a08\u3092\u884c\u3044\u307e\u3057\u305f\u3002<\/li>\n\n\n\n<li>\u958b\u767a\u30c1\u30fc\u30e0\uff08\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30a8\u30f3\u30b8\u30cb\u30a210\u540d\uff09\u3068\u9023\u643a\u3057\u3001\u8a2d\u8a08\u5185\u5bb9\u306e\u30ec\u30d3\u30e5\u30fc\u3068\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u7e70\u308a\u8fd4\u3057\u3001\u5b9f\u88c5\u6642\u306e\u8a8d\u8b58\u9f5f\u9f6c\u3092\u9632\u304e\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6210\u679c\u30a2\u30d4\u30fc\u30eb\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong><br><p style=\"margin:0 0 20px 0;line-height:1.9;\">\u672c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u9867\u5ba2\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7269\u7406\u8a2d\u8a08\u3092\u62c5\u5f53\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306e\u5411\u4e0a\u306b\u8ca2\u732e\u3057\u307e\u3057\u305f\u3002\u7279\u306b\u3001\u9ad8\u8ca0\u8377\u304c\u4e88\u60f3\u3055\u308c\u308b\u9867\u5ba2\u691c\u7d22\u6a5f\u80fd\u306b\u5bfe\u3057\u3066\u3001\u8907\u5408\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6700\u9069\u5316\u3068SQL\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3092\u5b9f\u65bd\u3057\u305f\u7d50\u679c\u3001\u5e73\u5747\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3092\u5f93\u6765\u306e\u7d04500ms\u304b\u3089200ms\u3078\u306860%\u77ed\u7e2e\u3059\u308b\u3053\u3068\u306b\u6210\u529f\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u5411\u4e0a\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u5fdc\u7b54\u901f\u5ea6\u6539\u5584\u306b\u5927\u304d\u304f\u5bc4\u4e0e\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u30c7\u30fc\u30bf\u66f4\u65b0\u6642\u306e\u30ed\u30c3\u30af\u7af6\u5408\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u306e\u8abf\u6574\u3084\u3001\u53b3\u683c\u306a\u5236\u7d04\u5b9a\u7fa9\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u3092\u9ad8\u3044\u30ec\u30d9\u30eb\u3067\u7dad\u6301\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u8a2d\u8a08\u306f\u3001\u958b\u767a\u30c1\u30fc\u30e0\u3068\u306e\u5bc6\u306a\u9023\u643a\u3068\u30ec\u30d3\u30e5\u30fc\u3092\u901a\u3058\u3066\u5b9f\u73fe\u3057\u3001\u624b\u623b\u308a\u306e\u5c11\u306a\u3044\u30b9\u30e0\u30fc\u30ba\u306a\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u306b\u8ca2\u732e\u3067\u304d\u305f\u3068\u8003\u3048\u3066\u304a\u308a\u307e\u3059\u3002\u3053\u306e\u7d4c\u9a13\u3092\u901a\u3058\u3066\u3001\u5927\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u306e\u91cd\u8981\u6027\u3068\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30fb\u6574\u5408\u6027\u30fb\u62e1\u5f35\u6027\u3092\u4e21\u7acb\u3055\u305b\u308b\u305f\u3081\u306e\u5b9f\u8df5\u7684\u306a\u30b9\u30ad\u30eb\u3092\u57f9\u3044\u307e\u3057\u305f\u3002<\/p><br><\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f\u306b\u304a\u7b54\u3048\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><br><p style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>Q: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u300c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u300d\u306b\u3064\u3044\u3066\u66f8\u304f\u969b\u3001\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306a\u70b9\u3092\u30a2\u30d4\u30fc\u30eb\u3059\u308c\u3070\u826f\u3044\u3067\u3059\u304b\uff1f<\/strong><br><br>A: \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u306b\u3064\u3044\u3066\u30a2\u30d4\u30fc\u30eb\u3059\u308b\u969b\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u554f\u984c\uff08\u4f8b\uff1a\u691c\u7d22\u304c\u9045\u3044\u3001\u66f4\u65b0\u306b\u6642\u9593\u304c\u304b\u304b\u308b\uff09\u306b\u5bfe\u3057\u3001\u3069\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\uff08\u4f8b\uff1a\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u8a08\u3001SQL\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u306e\u898b\u76f4\u3057\uff09\u3092\u53d6\u308a\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u52b9\u679c\uff08\u4f8b\uff1a\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3007\u3007%\u6539\u5584\u3001CPU\u4f7f\u7528\u7387\u3007\u3007%\u524a\u6e1b\uff09\u304c\u3042\u3063\u305f\u306e\u304b\u3092\u3001\u5177\u4f53\u7684\u306a\u6570\u5024\u3068\u5171\u306b\u793a\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p><\/li>\n\n\n\n<li><br><p style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>Q: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u3001\u5229\u7528\u3057\u305fDBMS\u306e\u7a2e\u985e\u3092\u66f8\u304f\u3053\u3068\u306f\u91cd\u8981\u3067\u3059\u304b\uff1f<\/strong><br><br>A: \u306f\u3044\u3001\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002MySQL, PostgreSQL, Oracle, SQL Server\u306a\u3069\u3001\u5229\u7528\u3057\u305fDBMS\u306e\u7a2e\u985e\u3068\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u660e\u8a18\u3059\u308b\u3053\u3068\u3067\u3001\u3042\u306a\u305f\u306e\u5c02\u9580\u6027\u3084\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u6c42\u3081\u3089\u308c\u308b\u6280\u8853\u30b9\u30bf\u30c3\u30af\u3068\u306e\u9069\u5408\u6027\u3092\u63a1\u7528\u62c5\u5f53\u8005\u306b\u4f1d\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><\/li>\n\n\n\n<li><br><p style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>Q: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u3001ER\u56f3\u4f5c\u6210\u306e\u7d4c\u9a13\u3092\u3069\u306e\u3088\u3046\u306b\u66f8\u3051\u3070\u8a55\u4fa1\u3055\u308c\u307e\u3059\u304b\uff1f<\/strong><br><br>A: ER\u56f3\uff08\u8ad6\u7406\u30e2\u30c7\u30eb\u3001\u7269\u7406\u30e2\u30c7\u30eb\uff09\u306e\u4f5c\u6210\u7d4c\u9a13\u306b\u3064\u3044\u3066\u66f8\u304f\u969b\u306f\u3001\u4f7f\u7528\u3057\u305f\u30c4\u30fc\u30eb\uff08\u4f8b\uff1adraw.io, Lucidchart\uff09\u3001\u8a2d\u8a08\u306e\u76ee\u7684\uff08\u4f8b\uff1a\u30c7\u30fc\u30bf\u69cb\u9020\u306e\u53ef\u8996\u5316\u3001\u95a2\u4fc2\u6027\u306e\u660e\u78ba\u5316\uff09\u3001\u305d\u3057\u3066\u8a2d\u8a08\u3067\u8003\u616e\u3057\u305f\u70b9\uff08\u4f8b\uff1a\u6b63\u898f\u5316\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u62e1\u5f35\u6027\uff09\u306a\u3069\u3092\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3059\u308b\u3068\u8a55\u4fa1\u3055\u308c\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p><\/li>\n\n\n\n<li><br><p style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>Q: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u8a08\u306e\u7d4c\u9a13\u3092\u76db\u308a\u8fbc\u3080\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u826f\u3044\u3067\u3059\u304b\uff1f<\/strong><br><br>A: \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a2d\u8a08\u306e\u7d4c\u9a13\u3092\u76db\u308a\u8fbc\u3080\u969b\u306f\u3001\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u7ba1\u7406\u3001\u30c7\u30fc\u30bf\u6697\u53f7\u5316\u3001SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\u3001\u76e3\u67fb\u30ed\u30b0\u306a\u3069\u3001\u5177\u4f53\u7684\u306b\u3069\u306e\u3088\u3046\u306a\u5bfe\u7b56\u3092\u8a2d\u8a08\u30fb\u5b9f\u88c5\u3057\u305f\u304b\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p><\/li>\n\n\n\n<li><br><p style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>Q: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u3001\u30c1\u30fc\u30e0\u5185\u3067\u306e\u9023\u643a\u306b\u3064\u3044\u3066\u66f8\u304f\u969b\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><br><br>A: \u30c1\u30fc\u30e0\u5185\u3067\u306e\u9023\u643a\u306b\u3064\u3044\u3066\u66f8\u304f\u969b\u306f\u3001\u958b\u767a\u8005\u3001\u30a4\u30f3\u30d5\u30e9\u62c5\u5f53\u8005\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u306a\u3069\u3001\u8ab0\u3068\u3001\u3069\u306e\u3088\u3046\u306a\u76ee\u7684\u3067\u3001\u3069\u306e\u3088\u3046\u306b\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u53d6\u3063\u305f\u304b\uff08\u4f8b\uff1a\u8a2d\u8a08\u30ec\u30d3\u30e5\u30fc\u3001\u4ed5\u69d8\u78ba\u8a8d\u3001\u9032\u6357\u5171\u6709\uff09\u3092\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3059\u308b\u3068\u3001\u5354\u8abf\u6027\u3084\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u80fd\u529b\u3092\u30a2\u30d4\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p><\/li>\n\n\n\n<li><br><p style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>Q: \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u306b\u3001\u672a\u7d4c\u9a13\u3067\u3082\u66f8\u3051\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u3059\u304b\uff1f<\/strong><br><br>A: \u672a\u7d4c\u9a13\u306e\u5834\u5408\u3067\u3082\u3001\u5b66\u7fd2\u7d4c\u9a13\u3084\u500b\u4eba\u958b\u767a\u3067\u306e\u7d4c\u9a13\u3092\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u5b66\u7fd2\u3057\u305f\u5185\u5bb9\uff08\u6b63\u898f\u5316\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6982\u5ff5\u306a\u3069\uff09\u3001\u500b\u4eba\u958b\u767a\u3067\u4f5c\u6210\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306eER\u56f3\u3084\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u3001\u7c21\u5358\u306aSQL\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u8a66\u307f\u306a\u3069\u3092\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3067\u3001\u610f\u6b32\u3084\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb\u3092\u30a2\u30d4\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\"><strong>\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/skilllog.jp\/blog\/2026\/04\/09\/skill-sheet-requirements-writing-1\/\">\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u8981\u4ef6\u5b9a\u7fa9\u7d4c\u9a13\u3092\u66f8\u304f\u65b9\u6cd5\u2460\uff5c\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u6574\u7406\u3059\u308b\u4e0a\u6d41\u5de5\u7a0b\u306e\u4f1d\u3048\u65b9<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/skilllog.jp\/blog\/2026\/04\/14\/skill-sheet-requirements-writing-2\/\">\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u8981\u4ef6\u5b9a\u7fa9\u7d4c\u9a13\u3092\u66f8\u304f\u65b9\u6cd5\u2461\uff5c\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u6574\u7406\u3059\u308b\u4e0a\u6d41\u5de5\u7a0b\u306e\u4f1d\u3048\u65b9<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/skilllog.jp\/blog\/2026\/04\/20\/skill-sheet-requirements-writing-3\/\">\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u8981\u4ef6\u5b9a\u7fa9\u7d4c\u9a13\u3092\u66f8\u304f\u65b9\u6cd5\u2462\uff5c\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u6574\u7406\u3059\u308b\u4e0a\u6d41\u5de5\u7a0b\u306e\u4f1d\u3048\u65b9<\/a><\/li>\n<\/ul>\n\n\n\n<div style=\"margin-top:48px;margin-bottom:24px;\">\n<h2 style=\"font-size:32px;font-weight:700;border-left:6px solid #2563eb;padding-left:16px;line-height:1.5;\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin:0 0 20px 0;line-height:1.9;\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u300c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08 \u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u300d\u306e\u66f8\u304d\u65b9\u306b\u3064\u3044\u3066\u3001\u305d\u306e\u91cd\u8981\u6027\u304b\u3089\u5177\u4f53\u7684\u306a\u696d\u52d9\u5185\u5bb9\u3001\u8a55\u4fa1\u3055\u308c\u308b\u66f8\u304d\u65b9\u3001NG\u4f8b\u3068OK\u4f8b\u3001\u55b6\u696d\u62c5\u5f53\u8005\u3084\u4f01\u696d\u62c5\u5f53\u8005\u306e\u8996\u70b9\u3001\u9762\u8ac7\u5bfe\u7b56\u3001\u305d\u3057\u3066\u30b9\u30ad\u30eb\u30ed\u30b0\u3067\u306e\u5165\u529b\u4f8b\u307e\u3067\u3092\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a73\u7d30\u8a2d\u8a08\u306e\u7d4c\u9a13\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u5b89\u5b9a\u6027\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u76f4\u7d50\u3059\u308b\u5c02\u9580\u6027\u306e\u9ad8\u3044\u9818\u57df\u3067\u3042\u308a\u3001\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3067\u305d\u306e\u7d4c\u9a13\u3092\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u306f\u3001\u3042\u306a\u305f\u306e\u5e02\u5834\u4fa1\u5024\u3092\u6b63\u78ba\u306b\u4f1d\u3048\u3001\u3088\u308a\u826f\u3044\u6848\u4ef6\u3092\u7372\u5f97\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u5358\u306b\u300c\u62c5\u5f53\u300d\u3068\u66f8\u304f\u306e\u3067\u306f\u306a\u304f\u3001\u3069\u306e\u3088\u3046\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u3001\u3069\u306e\u3088\u3046\u306a\u8a2d\u8a08\u3092\u884c\u3044\u3001\u3069\u306e\u3088\u3046\u306a\u5de5\u592b\u3092\u3057\u3066\u3001\u3069\u306e\u3088\u3046\u306a\u6210\u679c\u306b\u7e4b\u304c\u3063\u305f\u306e\u304b\u3092\u3001\u5177\u4f53\u7684\u306a\u6570\u5024\u3084\u6280\u8853\u8981\u7d20\u3092\u4ea4\u3048\u3066\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3092\u5fc3\u304c\u3051\u307e\u3057\u3087\u3046\u3002\u30b9\u30ad\u30eb\u30ed\u30b0\u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u3092\u6d3b\u7528\u3057\u3066\u3001\u3042\u306a\u305f\u306e\u7d4c\u9a13\u3092\u6574\u7406\u3057\u3001\u9b45\u529b\u7684\u306a\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u306e\u30ad\u30e3\u30ea\u30a2\u3092\u3055\u3089\u306b\u767a\u5c55\u3055\u305b\u3066\u3044\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"clear:both;display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin:32px 0;padding:8px 0;line-height:1.6;\"><a href=\"https:\/\/skilllog.jp\/users\/sign_up?utm_source=blog&amp;utm_medium=article&amp;utm_campaign=database-detail-design-skill-sheet-writing\" style=\"background:#2563eb;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u7121\u6599\u3067\u4f5c\u6210\u3059\u308b<\/a><a href=\"https:\/\/skilllog.jp\/contacts\/new\" style=\"background:#06c755;color:#ffffff;padding:14px 28px;border-radius:8px;text-decoration:none;font-weight:700;text-align:center;white-space:nowrap;display:inline-block;line-height:1.4;\">\u8ee2\u8077\u30fb\u6848\u4ef6\u76f8\u8ac7\u3092\u3059\u308b<\/a><\/div>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"https:\/\/skilllog.jp\/?utm_source=blog&amp;utm_medium=footer_banner&amp;utm_campaign=database-detail-design-skill-sheet-writing&amp;utm_content=skill_sheet\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/skilllog.jp\/blog\/wp-content\/uploads\/2026\/04\/\u30b9\u30ad\u30eb\u30ed\u30b0.png\" alt=\"\u30b9\u30ad\u30eb\u30ed\u30b0\"\/><\/a><\/figure>\n\n\n\n<div style=\"margin-top:48px;\"><\/div>\n\n\n<!-- CLUSTER_LINKS_START -->\n<div style=\"margin:24px 0;padding:20px;background:#f8fafc;border-radius:8px;\">\n<p><strong>\u3042\u308f\u305b\u3066\u8aad\u307f\u305f\u3044<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/skilllog.jp\/blog\/2026\/07\/14\/skill-sheet-what-is\/\">\u30b9\u30ad\u30eb\u30b7\u30fc\u30c8\u3068\u306f\uff5c\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u77e5\u308b\u3079\u304d\u57fa\u672c\u30fb\u66f8\u304d\u65b9\u30fb\u6d3b\u7528\u8853\u30102026\u5e74\u6700\u65b0\u3011<\/a><\/li>\n<li><a 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