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href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3059\u308b\u3053\u3068\u306f\u96e3\u3057\u3044\u3002<br \/>\n\u305d\u3053\u3067\u3001\u6bb5\u968e\u7684\u306b<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u308b\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u6c7a\u3081\u308b\u3002<\/p>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/S\/Soudai\/20251008\/20251008003749.png\" width=\"928\" height=\"688\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><br \/>\n\u3000<br \/>\n\u3000\u6bb5\u968e\u7684\u306b\u9032\u3081\u308b\u65b9\u91dd\u306e\u4f8b\u3068\u3057\u3066\u306f\u3001\u5f8c\u8ff0\u306e\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u7528\u3044\u3066\u65b0\u65e7\u69cb\u9020\u306e\u53cc\u65b9\u306b\u66f8\u304d\u8fbc\u307f\u3001view\u3092\u5229\u7528\u3057\u3066\u65e7\u69cb\u9020\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u306a\u304f\u3057\u3066\u3044\u304f\u65b9\u6cd5\u304c\u3042\u308b\u3002\u5177\u4f53\u7684\u306a\u4f8b\u3068\u3057\u3066\u3001\u30e6\u30fc\u30b6\u306e\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u3092\u6b63\u898f\u5316\u3057\u306a\u304c\u3089\u524a\u9664\u30d5\u30e9\u30b0\u3092\u5ec3\u6b62\u3059\u308b\u5834\u5408\u306f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30b9\u30c6\u30c3\u30d7\u306b\u306a\u308b<br \/>\n\u306a\u304a\u3001<a target=\"_blank\" href=\"#user\">\u30e6\u30fc\u30b6\u306e\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08\u306e\u6b63\u898f\u5316\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089<\/a>\u3092\u53c2\u7167\u3057\u3066\u307b\u3057\u3044\u3002<\/p>\n<ol>\n<li>deleted_user\u30c6\u30fc\u30d6\u30eb\u3068active_user\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\uff08<strong>\u56f31<\/strong>\uff09<\/li>\n<li>user\u30c6\u30fc\u30d6\u30eb\u306bINSERT\u3059\u308b\u969b\u306b\u3001active_user\u30c6\u30fc\u30d6\u30eb\u306b\u3082\u66f8\u304d\u8fbc\u3080\uff08\u56f31\uff09<\/li>\n<li>delete_flag=true\u306b\u66f4\u65b0\u3059\u308b\u969b\u306b\u3001deleted_user\u30c6\u30fc\u30d6\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u3001active_user\u304b\u3089\u5bfe\u8c61\u3092\u524a\u9664\u3059\u308b\uff08\u56f31\uff09<\/li>\n<li>user\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3001delete_flag = false\u306e\u30c7\u30fc\u30bf\u3092active_user\u30c6\u30fc\u30d6\u30eb\u306b\u30b3\u30d4\u30fc\u3059\u308b\uff08<strong>\u56f32<\/strong>\uff09<\/li>\n<li>user\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3001delete_flag = true\u306e\u30c7\u30fc\u30bf\u3092deleted_user\u30c6\u30fc\u30d6\u30eb\u306b\u30b3\u30d4\u30fc\u3059\u308b\uff08\u56f32\uff09<\/li>\n<li>SELECT\u306e\u7d50\u679c\u3092\u307e\u3068\u3081\u305f\u30d3\u30e5\u30fc\u3068\u3057\u3066active_user\u30c6\u30fc\u30d6\u30eb\u3068deleted_user\u30c6\u30fc\u30d6\u30eb\u3092UNION\u3057\u3001\u65e2\u5b58\u306euser\u30c6\u30fc\u30d6\u30eb\u3068\u540c\u69d8\u306eview_user\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\uff08<strong>\u56f33<\/strong>\uff09<\/li>\n<li>user\u30c6\u30fc\u30d6\u30eb\u3078\u306e\u53c2\u7167\u3092view_user\u30c6\u30fc\u30d6\u30eb\u306b\u5207\u308a\u66ff\u3048\u308b\uff08\u56f33\uff09<\/li>\n<li>user\u30c6\u30fc\u30d6\u30eb\u306e\u8ffd\u52a0\u30fb\u66f4\u65b0\u51e6\u7406\u3092\u306a\u304f\u3059\uff08<strong>\u56f34<\/strong>\uff09<\/li>\n<li>user\u30c6\u30fc\u30d6\u30eb\u3092\u5229\u7528\u3059\u308b\u51e6\u7406\u306f\u306a\u304f\u306a\u308b\u306e\u3067<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/DROP\">DROP<\/a>\u3059\u308b\uff08\u56f34\uff09<\/li>\n<\/ol>\n<p>\u56f31<br \/>\n<span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/S\/Soudai\/20251008\/20251008005326.png\" width=\"960\" height=\"540\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><br \/>\n\u56f32<br \/>\n<span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/S\/Soudai\/20251008\/20251008005332.png\" width=\"960\" height=\"540\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><br \/>\n\u56f33<br \/>\n<span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/S\/Soudai\/20251008\/20251008005345.png\" width=\"960\" height=\"540\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><br \/>\n\u56f34<br \/>\n<span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/S\/Soudai\/20251008\/20251008005414.png\" width=\"960\" height=\"540\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<p>\u3000\u3053\u308c\u306f\u3042\u304f\u307e\u3067\u4e00\u4f8b\u3067\u3042\u308a\u3001\u5b50\u30c6\u30fc\u30d6\u30eb\u306b\u5206\u3051\u308b\u5834\u5408\u306a\u3069\u3082\u3042\u308a\u3001\u305d\u3053\u306f\u3042\u308b\u3079\u304d\u59ff\u306b\u5fdc\u3058\u3066\u5909\u308f\u308b\u3002<\/p>\n<p>\u3000\u30b9\u30c6\u30c3\u30d7\u304c\u3042\u308b\u7a0b\u5ea6\u660e\u78ba\u306b\u306a\u3063\u305f\u3089\u3001\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u9032\u3080\u305f\u3081\u306e\u9054\u6210\u6761\u4ef6\u3084<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%ED%A1%BC%A5%EB%A5%D0%A5%C3%A5%AF\">\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/a>\u3059\u308b\u5834\u5408\u306e\u6761\u4ef6\u3092\u6c7a\u3081\u308b\u3002<br \/>\n\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306f\u5931\u6557\u3059\u308b\u3068\u5927\u304d\u306a\u5f71\u97ff\u304c\u51fa\u308b\u305f\u3081\u3001\u5931\u6557\u3057\u305f\u5834\u5408\u306b\u3069\u306e\u3088\u3046\u306b<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%ED%A1%BC%A5%EB%A5%D0%A5%C3%A5%AF\">\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/a>\u3059\u308b\u304b\u3092\u6c7a\u3081\u3066\u304a\u304f\u3053\u3068\u3082\u91cd\u8981\u3060\u3002<\/p>\n<p>\u3000\u305d\u3057\u3066\u30b9\u30c6\u30c3\u30d7\u3092\u9032\u3081\u308b\u305f\u3081\u306e\u6761\u4ef6\u304c\u3042\u308b\u7a0b\u5ea6\u63c3\u3063\u305f\u3089\u3001\u305d\u308c\u3092\u5143\u306b\u5927\u307e\u304b\u306a\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u6c7a\u3081\u308b\u3002<br \/>\n\u30de\u30eb\u30c1\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u306a\u3069\u306f\u3001\u3053\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u304c\u5404\u30c1\u30fc\u30e0\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u671f\u9650\u306b\u3082\u306a\u308b\u305f\u3081\u3001\u305f\u305f\u304d\u53f0\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u4f5c\u6210\u3057\u305f\u5f8c\u306f\u5404\u30c1\u30fc\u30e0\u306b\u6839\u56de\u3057\u3092\u884c\u3044\u3001\u30ea\u30bd\u30fc\u30b9\u3092<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%A2%A5%B5%A5%A4\">\u30a2\u30b5\u30a4<\/a>\u30f3\u3057\u3066\u3082\u3089\u3046\u76ee\u51e6\u3092\u7acb\u3066\u3088\u3046\u3002<br \/>\n\u3053\u3053\u3092\u758e\u304b\u306b\u3059\u308b\u3068\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u958b\u59cb\u3057\u3066\u3082\u7279\u5b9a\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u6b62\u307e\u3063\u3066\u3057\u307e\u3044\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u60b2\u60e8\u306a\u7d50\u679c\u306b\u7d42\u308f\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n<p>\u3000\u65b9\u91dd\u306e\u6c7a\u3081\u65b9\u306b\u3064\u3044\u3066\u306f<a target=\"_blank\" href=\"#strategy\">\u4e0b\u8a18\u306e\u8a18\u4e8b<\/a>\u3092\u53c2\u7167\u3055\u308c\u305f\u3044\u3002<\/p>\n<p>\u3000<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u65b9\u91dd\u304c\u6c7a\u307e\u3063\u305f\u3089\u3001\u6b21\u306f\u5b89\u5168\u306b<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3092\u6e96\u5099\u3059\u308b\u3002<br \/>\n\u3053\u306e\u6e96\u5099\u304c\u4e0d\u5341\u5206\u3060\u3068\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u9014\u4e2d\u3067\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u3053\u3068\u306b\u6c17\u4ed8\u304b\u305a\u5927\u969c\u5bb3\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u308a\u3001\u30c6\u30b9\u30c8\u4e0d\u5341\u5206\u3067<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u305f\u7d50\u679c\u3001\u30c7\u30fc\u30bf\u306e\u4e0d\u6574\u5408\u304c\u767a\u751f\u3057\u305f\u308a\u3059\u308b\u3002<br \/>\n\u7279\u306b\u30c7\u30fc\u30bf\u4e0d\u6574\u5408\u306a\u3069\u306f\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u9014\u4e2d\u3067\u767a\u751f\u3057\u3066\u3082\u6c17\u4ed8\u304d\u306b\u304f\u304f\u3001\u5f8c\u304b\u3089\u6c17\u4ed8\u3044\u305f\u5834\u5408\u306b\u4fee\u6b63\u304c\u56f0\u96e3\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/p>\n<p>\u3000\u7279\u306b\u4ee5\u4e0b\u306e3\u3064\u306e\u4ed5\u7d44\u307f\u306f\u91cd\u8981\u3067\u3042\u308b\u3002<\/p>\n<ol>\n<li>\u81ea\u52d5\u30c6\u30b9\u30c8<\/li>\n<li>\u30aa\u30d6\u30b6\u30fc\u30d0\u30d3\u30ea\u30c6\u30a3\u306e\u5f37\u5316<\/li>\n<li>\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306e\u81ea\u52d5\u5316<\/li>\n<\/ol>\n<p>\u3000\u3053\u308c\u3089\u306e\u4ed5\u7d44\u307f\u306e\u6e96\u5099\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" 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href=\"https:\/\/d.hatena.ne.jp\/keyword\/%C3%B1%C2%CE%A5%C6%A5%B9%A5%C8\">\u5358\u4f53\u30c6\u30b9\u30c8<\/a>\u304c\u306a\u304f\u3001\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u3092\u63c3\u3048\u308b\u3053\u3068\u304c\u96e3\u3057\u3044\u5834\u5408\u306f\u3001\u4e3b\u8981\u306a\u6a5f\u80fd\u306eE2E\u30c6\u30b9\u30c8\u3092\u4f5c\u308b\u3053\u3068\u304b\u3089\u59cb\u3081\u308b\u3068\u3088\u3044\u3002<br \/>\n\u3053\u3061\u3089\u3082\u6628\u4eca\u306fplaywright-<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/mcp\">mcp<\/a>\u306a\u3069\u751f\u6210AI\u3092\u6d3b\u7528\u3057\u3066\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u308b\u3002<br 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class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u9014\u4e2d\u3067\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u8fc5\u901f\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30a2\u30e9\u30fc\u30c8\u8a2d\u5b9a\u3084<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%C0%A5%C3%A5%B7%A5%E5\">\u30c0\u30c3\u30b7\u30e5<\/a>\u30dc\u30fc\u30c9\u306e\u6574\u5099\u3082\u884c\u3063\u3066\u304a\u304f\u3068\u826f\u3044\u3002<\/p>\n<p>\u3000OpenTelemetry\u306a\u3069\u306e\u5206\u6563\u30c8\u30ec\u30fc\u30b7\u30f3\u30b0\u306e\u4ed5\u7d44\u307f\u306f\u3001<a target=\"_blank\" class=\"keyword\" 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href=\"https:\/\/d.hatena.ne.jp\/keyword\/APM\">APM<\/a>\u3092\u6d3b\u7528\u3057\u305f\u30c8\u30ec\u30fc\u30b9\u306e\u90e8\u5206\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u304c\u3042\u308b\u7a0b\u5ea6\u5bfe\u5fdc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3068\u306f\u95a2\u4fc2\u306a\u304f\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/APM\">APM<\/a>\u306e\u5c0e\u5165\u30fb\u6d3b\u7528\u3092\u666e\u6bb5\u304b\u3089\u9032\u3081\u3066\u304a\u304f\u3068\u3088\u3044\u3002<br \/>\n\u9006\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u304d\u3063\u304b\u3051\u306b<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/APM\">APM<\/a>\u3092\u5c0e\u5165\u3059\u308b\u306e\u3082\u3088\u3044\u30c1\u30e3\u30f3\u30b9\u3060\u3002<\/p>\n<p>\u3000\u5b9f\u969b\u306b\u904e\u53bb\u306e\u73fe\u5834\u3067\u3082\u540c\u50da\u304c\u30c6\u30fc\u30d6\u30eb\u306e\u72b6\u614b\u3092\u30e1\u30c8\u30ea\u30c3\u30af\u306b\u3057\u3066\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u554f\u984c\u306b<a target=\"_blank\" href=\"#monitoring\">\u65e9\u671f\u306b\u6c17\u4ed8\u3051\u308b\u4ed5\u7d44\u307f<\/a>\u3092\u6d3b\u7528\u3057\u305f\u3002<\/p>\n<h2 id=\"\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306e\u81ea\u52d5\u5316\">\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306e\u81ea\u52d5\u5316<\/h2>\n<p>\u3000\u30aa\u30d6\u30b6\u30fc\u30d0\u30d3\u30ea\u30c6\u30a3\u3068\u306f\u5225\u306b\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u9014\u4e2d\u3067\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u4fdd\u305f\u308c\u3066\u3044\u308b\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u4ed5\u7d44\u307f\u3082\u5fc5\u8981\u3067\u3042\u308b\u3002<br \/>\n\u4f8b\u3048\u3070\u524a\u9664\u30d5\u30e9\u30b0\u3092\u5ec3\u6b62\u3059\u308b\u5834\u5408\u306f\u3001active_user\u30c6\u30fc\u30d6\u30eb\u3068deleted_user\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u304c\u91cd\u8907\u3057\u3066\u3044\u306a\u3044\u304b\u3001\u65e2\u5b58\u306euser\u30c6\u30fc\u30d6\u30eb\u3068view_user\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u306a\u3069\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u4ed5\u7d44\u307f\u304c\u5fc5\u8981\u306b\u306a\u308b\u3002<\/p>\n<p>\u3000\u3053\u308c\u3089\u306e\u30c7\u30fc\u30bf\u6574\u5408\u6027\u306e\u30c1\u30a7\u30c3\u30af\u306f\u30ea\u30ea\u30fc\u30b9\u6642\u306b\u5b9f\u884c\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3060\u304c\u300110\u5206\u306b\u4e00\u56debatch\u3067\u5b9f\u884c\u3059\u308b\u306a\u3069\u3001\u5b9a\u671f\u7684\u306b\u5b9f\u884c\u3059\u308b\u4ed5\u7d44\u307f\u3092\u4f5c\u3063\u3066\u304a\u304f\u3002<br \/>\n\u306a\u305c\u306a\u3089\u3001\u30c7\u30fc\u30bf\u306e\u4e0d\u6574\u5408\u306f\u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\u3067\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u30ea\u30ea\u30fc\u30b9\u6642\u306b\u3057\u304b\u30c1\u30a7\u30c3\u30af\u3057\u306a\u3044\u3068\u898b\u9003\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u304b\u3089\u3060\u3002<br \/>\n\u305d\u306e\u4e0a\u3001\u653e\u3063\u3066\u304a\u304f\u3068\u4e0d\u6574\u5408\u304c\u3069\u3093\u3069\u3093\u5e83\u304c\u3063\u3066\u3044\u304f\u3053\u3068\u3082\u3042\u308b\u305f\u3081\u3001\u5b9a\u671f\u7684\u306b\u30c1\u30a7\u30c3\u30af\u3059\u308b\u4ed5\u7d44\u307f\u3092\u4f5c\u3063\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u65e9\u671f\u306b\u767a\u898b\u3057\u3001\u5bfe\u5fdc\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u6e96\u5099\u304c\u6574\u3063\u305f\u3089\u3001\u3044\u3088\u3044\u3088<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3060\u3002<br \/>\n\u4eca\u56de\u306e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u65b9\u91dd\u306f\u305d\u308c\u305e\u308c\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u540c\u69d8\u306e\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u3053\u3068\u306b\u306a\u308b\u3002<br \/>\n\u3053\u306e\u3088\u3046\u306b\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u540c\u69d8\u306e\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u3053\u3068\u3092\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8(double write)\u3068\u547c\u3076\u3002<\/p>\n<p>\u3000\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u306f\u8272\u3093\u306a\u5b9f\u88c5\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u3042\u308b\u306e\u3067\u3001\u3053\u3053\u3067\u306f\u4ee3\u8868\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u7d39\u4ecb\u3059\u308b\u3002<\/p>\n<ol>\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5229\u7528\u3057\u305f\u5b9f\u88c5<\/li>\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u5b9f\u88c5<\/li>\n<li><a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%DF%A5%C9%A5%EB%A5%A6%A5%A7%A5%A2\">\u30df\u30c9\u30eb\u30a6\u30a7\u30a2<\/a>\u3092\u6d3b\u7528\u3057\u305f\u5b9f\u88c5<\/li>\n<\/ol>\n<p>\u3000\u3053\u306e3\u3064\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3064\u3044\u3066\u305d\u308c\u305e\u308c\u8aac\u660e\u3059\u308b\u3002<\/p>\n<p>\u3000\u4eca\u56de\u306e\u524a\u9664\u30d5\u30e9\u30b0\u306e\u5ec3\u6b62\u306e\u4f8b\u3067\u306f<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u30d3\u30e5\u30fc\u3092\u6d3b\u7528\u3057\u3066\u3001\u65e2\u5b58\u306euser\u30c6\u30fc\u30d6\u30eb\u3068\u540c\u69d8\u306eview_user\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3002<br \/>\n\u30d3\u30e5\u30fc\u306fSELECT\u6587\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u4eee\u60f3\u7684\u306a\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u6a5f\u80fd\u3060\u3002<\/p>\n<p>\u3000\u3053\u306e\u3088\u3046\u306b<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u6a5f\u80fd\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306e\u5909\u66f4\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<br \/>\n\u305d\u3053\u3067\u3001\u307e\u305a\u306f<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u305f\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u7d39\u4ecb\u3059\u308b\u3002<\/p>\n<h2 id=\"\u30c8\u30ea\u30ac\u30fc\u3092\u5229\u7528\u3059\u308b\">\u30c8\u30ea\u30ac\u30fc\u3092\u5229\u7528\u3059\u308b<\/h2>\n<p>\u3000\u540d\u8457\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306b\u3082\u7d39\u4ecb\u3055\u308c\u3066\u3044\u308b\u65b9\u6cd5\u304c\u30c8\u30ea\u30ac\u30fc\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3060\u3002<br \/>\n\u30c8\u30ea\u30ac\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6a5f\u80fd\u3067\u3042\u308a\u3001INSERT\u3084UPDATE\u3001DELETE\u306a\u3069\u306e\u64cd\u4f5c\u304c\u884c\u308f\u308c\u305f\u969b\u306b\u81ea\u52d5\u7684\u306b\u5b9f\u884c\u3055\u308c\u308b\u3002<br \/>\n\u305d\u306e\u305f\u3081\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306e\u5909\u66f4\u304c\u4e0d\u8981\u3067\u3042\u308a\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u5f71\u97ff\u7bc4\u56f2\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u305f\u3060\u3057\u3001\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u5f53\u7136\u3042\u308a\u3001\u30c8\u30ea\u30ac\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5074\u3067\u51e6\u7406\u304c\u5b9f\u884c\u3055\u308c\u308b\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8ca0\u8377\u304c\u767a\u751f\u3057\u306a\u3044\u4ee3\u308f\u308a\u306bCPU\u3084\u30e1\u30e2\u30ea\u306e\u8ca0\u8377\u304c\u5897\u52a0\u3059\u308b\u3002<br \/>\n\u307e\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u3068\u5206\u96e2\u3057\u3066\u30ed\u30b8\u30c3\u30af\u3092\u7ba1\u7406\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u305f\u3081\u3001\u4fdd\u5b88\u6027\u306f\u4e0b\u304c\u308b\u3057\u3001\u30c8\u30ea\u30ac\u30fc\u81ea\u4f53\u306e\u30c6\u30b9\u30c8\u304c\u96e3\u3057\u3044\u3002<\/p>\n<p>\u3000\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6539\u4fee\u30b3\u30b9\u30c8\u304c\u4e0b\u304c\u308b\u4ee5\u4e0a\u306b\u3001\u904b\u7528\u30b3\u30b9\u30c8\u304c\u4e0a\u304c\u308b\u30b1\u30fc\u30b9\u306e\u65b9\u304c\u591a\u3044\u306e\u3067\u30aa\u30b9\u30b9\u30e1\u306f\u3057\u306a\u3044\u304c\u3001\u30de\u30eb\u30c1\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u306a\u3069\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306e\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u304c\u5b9f\u88c5\u3055\u308c\u308b\u307e\u3067\u306e\u3064\u306a\u304e\u3068\u3057\u3066\u671f\u9593\u3092\u6c7a\u3081\u3066\u5229\u7528\u3059\u308b\u306e\u306f\u6709\u52b9\u306a\u65b9\u6cd5\u3060\u3002<br \/>\n\u5b9f\u969b\u306b\u79c1\u3082\u904e\u53bb\u306e\u8077\u5834\u3067\u30c8\u30ea\u30ac\u30fc\u3092\u5229\u7528\u3057\u3066\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u5b9f\u88c5\u3057\u305f\u3053\u3068\u304c\u3042\u308b\u3002<\/p>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/S\/Soudai\/20251008\/20251008004304.png\" width=\"937\" height=\"687\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<p>\u8a73\u7d30\u306f<a target=\"_blank\" href=\"https:\/\/speakerdeck.com\/soudai\/aws-dms\">\u53c2\u7167\u5143<\/a>\u306e\u30b9\u30e9\u30a4\u30c9\u3092\u898b\u3066\u307b\u3057\u3044\u3002<\/p>\n<h2 id=\"\u751f\u6210\u5217\u3067\u8a08\u7b97\u5f8c\u306e\u5217\u3092\u4f5c\u308b\">\u751f\u6210\u5217\u3067\u8a08\u7b97\u5f8c\u306e\u5217\u3092\u4f5c\u308b<\/h2>\n<p>\u3000\u30c8\u30ea\u30ac\u30fc\u3068\u540c\u69d8\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u751f\u6210\u5217\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308b\u3002<br \/>\n\u4eca\u56de\u306f\u30c6\u30fc\u30d6\u30eb\u306e\u5206\u5272\u304c\u30c6\u30fc\u30de\u306a\u306e\u3067\u3001\u3042\u307e\u308a\u9069\u7528\u4f8b\u306f\u306a\u3044\u304c\u3001\u4f8b\u3048\u3070\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3067\u5229\u7528\u3067\u304d\u308b\u3002<\/p>\n<ul>\n<li>user\u30c6\u30fc\u30d6\u30eb\u306bfull_name\u5217\u3092\u8ffd\u52a0\u3057\u3001first_name\u3068last_name\u3092\u9023\u7d50\u3057\u305f\u5024\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/li>\n<li>order\u30c6\u30fc\u30d6\u30eb\u306btotal_price\u5217\u3092\u8ffd\u52a0\u3057\u3001order_item\u30c6\u30fc\u30d6\u30eb\u306eprice\u306e\u5408\u8a08\u5024\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/li>\n<li>event\u30c6\u30fc\u30d6\u30eb\u306bstart_date\u3068end_date\u3092\u8ffd\u52a0\u3057\u3001duration\u5217\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3059\u308b<\/li>\n<\/ul>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> id <\/th>\n<th> first_name <\/th>\n<th> last_name <\/th>\n<th> full_name (\u751f\u6210\u5217) <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> 1  <\/td>\n<td> John        <\/td>\n<td> Doe        <\/td>\n<td> <a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/John%20Doe\">John Doe<\/a>            <\/td>\n<\/tr>\n<tr>\n<td> 2  <\/td>\n<td> Jane        <\/td>\n<td> Smith      <\/td>\n<td> Jane Smith          <\/td>\n<\/tr>\n<tr>\n<td> 3  <\/td>\n<td> Alice       <\/td>\n<td> Johnson    <\/td>\n<td> Alice Johnson       <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> id <\/th>\n<th> start_date <\/th>\n<th> end_date   <\/th>\n<th> duration (\u751f\u6210\u5217) <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> 1  <\/td>\n<td> 2023-10-01  <\/td>\n<td> 2023-10-05  <\/td>\n<td> 4                 <\/td>\n<\/tr>\n<tr>\n<td> 2  <\/td>\n<td> 2023-11-10  <\/td>\n<td> 2023-11-12  <\/td>\n<td> 2                 <\/td>\n<\/tr>\n<tr>\n<td> 3  <\/td>\n<td> 2023-12-20  <\/td>\n<td> 2023-12-25  <\/td>\n<td> 5                 <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>\u3000\u4eca\u56de\u306e\u30d3\u30e5\u30fc\u3068\u540c\u69d8\u306b\u4e00\u6642\u7684\u306a\u53c2\u7167\u7528\u306e\u5217\u306e\u8ffd\u52a0\u3068\u3057\u3066\u4f7f\u3046\u30d1\u30bf\u30fc\u30f3\u3082\u3042\u308b\u304c\u3001CASE\u5f0f\u3067\u51e6\u7406\u3092\u3057\u3066\u3044\u305f\u3088\u3046\u306a\u5834\u5408\u306b\u3001\u751f\u6210\u5217\u3092\u5229\u7528\u3057\u3066\u51e6\u7406\u3092\u7c21\u6f54\u306b\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<br \/>\n<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%E6%A1%BC%A5%B9%A5%B1%A1%BC%A5%B9\">\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/a>\u6b21\u7b2c\u3067\u306f\u3042\u308b\u304c\u3001\u751f\u6210\u5217\u306e\u8ffd\u52a0\u3060\u3051\u3067\u554f\u984c\u304c\u89e3\u6c7a\u3059\u308b\u30d1\u30bf\u30fc\u30f3\u3082\u5c11\u306a\u304f\u306a\u3044\u306e\u3067\u3053\u3053\u3067\u5408\u308f\u305b\u3066\u7d39\u4ecb\u3059\u308b\u3002<\/p>\n<p>\u3000\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u53c2\u7167\u3059\u308b\u3088\u3046\u306a\u751f\u6210\u5217\u3067\u306f\u96e3\u3057\u3044\u3088\u3046\u306a\u8a08\u7b97\u30d1\u30bf\u30fc\u30f3\u306e\u969b\u306f\u30b9\u30c8\u30a2\u30c9\u30d5\u30a1\u30f3\u30af\u30b7\u30e7\u30f3\u3084\u30c8\u30ea\u30ac\u30fc\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u5bfe\u5fdc\u3067\u304d\u308b\u5834\u5408\u3082\u3042\u308b\u3002<br \/>\n\u305f\u3060\u3057\u3053\u306e\u5834\u5408\u306e\u6ce8\u610f\u70b9\u306f\u30c8\u30ea\u30ac\u30fc\u3068\u540c\u69d8\u306e\u305f\u3081\u3001\u591a\u7528\u306f\u7981\u7269\u3067\u3042\u308b\u3002<\/p>\n<p>\u3000\u6b21\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3059\u308b\u3002<br \/>\n<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u6a5f\u80fd\u3092\u5229\u7528\u305b\u305a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306e\u5bfe\u5fdc\u3067\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u5b9f\u88c5\u3067\u304d\u308b\u5834\u5408\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3059\u308b\u3002<\/p>\n<p>\u3000\u5148\u7a0b\u3082\u8ff0\u3079\u305f\u304c\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308b\u3068\u30c6\u30b9\u30c8\u304c\u96e3\u3057\u3044\u306a\u3069\u306e\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u591a\u304f\u3001\u307e\u305f\u5909\u66f4\u30b3\u30b9\u30c8\u3082\u9ad8\u3044\u3002<br \/>\n\u305d\u306e\u70b9\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u306f<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%ED%A1%BC%A5%EB%A5%D0%A5%C3%A5%AF\">\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/a>\u3082\u5bb9\u6613\u3067\u3042\u308a\u3001\u30c6\u30b9\u30c8\u3082\u3057\u3084\u3059\u3044\u305f\u3081\u3001\u904b\u7528\u30b3\u30b9\u30c8\u3082\u4f4e\u3044\u3002<\/p>\n<p>\u3000\u3053\u306e\u3088\u3046\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3088\u308a\u3082\u5909\u5316\u306b\u5f37\u3044\u305f\u3081\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u30ed\u30b8\u30c3\u30af\u306f\u3067\u304d\u308b\u3060\u3051\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u62c5\u4fdd\u3059\u308b\u3088\u3046\u306b\u3057\u3088\u3046\u3002<br \/>\n\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u52d8\u6240\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u512a\u4f4d\u306b\u3064\u3044\u3066\u306f<a target=\"_blank\" href=\"#application\">\u3053\u3061\u3089\u306e\u8a18\u4e8b<\/a>\u3092\u53c2\u8003\u306b\u3055\u308c\u305f\u3044\u3002<\/p>\n<h2 id=\"\u95a2\u6570\u3067\u30e9\u30c3\u30d7\u3059\u308b\">\u95a2\u6570\u3067\u30e9\u30c3\u30d7\u3059\u308b<\/h2>\n<p>\u3000\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u306a\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u95a2\u6570\u3092\u30e9\u30c3\u30d7\u3057\u3066\u3001\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u306e\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308b\u3002<br \/>\n\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/PHP\">PHP<\/a>\u306e\u30b3\u30fc\u30c9\u3067\u3042\u308c\u3070\u3001SaveUser\u95a2\u6570\u3092\u30e9\u30c3\u30d7\u3057\u3066\u3001user\u30c6\u30fc\u30d6\u30eb\u3068active_user\u30c6\u30fc\u30d6\u30eb\u306b\u540c\u6642\u306bINSERT\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n<pre class=\"code lang-php\" data-lang=\"php\" data-unlink=\"\"><span class=\"synSpecial\"><?php <\/span?>\n<span class=\"synPreProc\">function<\/span> SaveUser<span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>beginTransaction<span class=\"synSpecial\">()<\/span>;\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span><span class=\"synIdentifier\">insert<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'user'<\/span>, <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span><span class=\"synIdentifier\">insert<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'active_user'<\/span>, <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>commit<span class=\"synSpecial\">()<\/span>;\n<span class=\"synSpecial\">}<\/span>\n<\/span><\/pre>\n<p>\u53c2\u7167\u5074\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306buser\u30c6\u30fc\u30d6\u30eb\u3092\u53c2\u7167\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001view_user\u30c6\u30fc\u30d6\u30eb\u3092\u53c2\u7167\u3059\u308b\u3088\u3046\u306b\u5909\u66f4\u3059\u308b\u3002<\/p>\n<pre class=\"code lang-php\" data-lang=\"php\" data-unlink=\"\"><span class=\"synSpecial\"><?php <\/span?>\n<span class=\"synPreProc\">function<\/span> GetUser<span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">id<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n    <span class=\"synStatement\">return<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>select<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'view_user'<\/span>, <span class=\"synSpecial\">[<\/span><span class=\"synConstant\">'id'<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">id<\/span><span class=\"synSpecial\">])<\/span>;\n<span class=\"synSpecial\">}<\/span>\n<\/span><\/pre>\n<p>\u3000\u3053\u306e\u65b9\u6cd5\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u3001\u30c6\u30b9\u30c8\u3082\u3057\u3084\u3059\u3044\u3002<\/p>\n<p>\u3000\u3055\u3089\u306b\u4e00\u624b\u9593\u52a0\u3048\u308b\u3053\u3068\u3067\u3088\u308a\u5b89\u5168\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n<pre class=\"code lang-php\" data-lang=\"php\" data-unlink=\"\"><span class=\"synSpecial\"><?php <\/span?>\n<span class=\"synPreProc\">function<\/span> SaveUser<span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>beginTransaction<span class=\"synSpecial\">()<\/span>;\n    <span class=\"synStatement\">try<\/span> <span class=\"synSpecial\">{<\/span>\n        <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span><span class=\"synIdentifier\">insert<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'user'<\/span>, <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n        \n        <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>savePoint<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'after_user_insert'<\/span><span class=\"synSpecial\">)<\/span>;\n        <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span><span class=\"synIdentifier\">insert<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'active_user'<\/span>, <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n        <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>commit<span class=\"synSpecial\">()<\/span>;\n    <span class=\"synSpecial\">}<\/span> <span class=\"synStatement\">catch<\/span> <span class=\"synSpecial\">(<\/span><span class=\"synIdentifier\">Exception<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">e<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n        \n        <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>rollbackToSavePoint<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'after_user_insert'<\/span><span class=\"synSpecial\">)<\/span>;\n        <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>commit<span class=\"synSpecial\">()<\/span>;\n        \n        <span class=\"synIdentifier\">Log<\/span><span class=\"synStatement\">::<\/span>error<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'Failed to insert active_user'<\/span>, <span class=\"synSpecial\">[<\/span><span class=\"synConstant\">'error'<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">e<\/span><span class=\"synType\">-&gt;<\/span>getMessage<span class=\"synSpecial\">()])<\/span>;\n    <span class=\"synSpecial\">}<\/span>\n<span class=\"synSpecial\">}<\/span>\n<\/span><\/pre>\n<p>\u3000\u3053\u308c\u306f\u308f\u304b\u308a\u3084\u3059\u304f\u3057\u305f\u4f8b\u3060\u304c\u3001\u3053\u306e\u3088\u3046\u306buser\u30c6\u30fc\u30d6\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u304c\u6210\u529f\u3057\u305f\u5f8c\u306b\u3001active_user\u30c6\u30fc\u30d6\u30eb\u3078\u306e\u66f8\u304d\u8fbc\u307f\u304c\u5931\u6557\u3057\u3066\u3082\u30b5\u30fc\u30d3\u30b9\u3092\u7d99\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3068\u3088\u308a\u5b89\u5168\u306b\u306a\u308b\u3002<br \/>\n\u540c\u69d8\u306b\u53c2\u7167\u5074\u3082\u6b21\u306e\u3088\u3046\u306b\u5de5\u592b\u3067\u304d\u308b\u3002<\/p>\n<pre class=\"code lang-php\" data-lang=\"php\" data-unlink=\"\"><span class=\"synSpecial\"><?php <\/span?>\n<span class=\"synPreProc\">function<\/span> GetUser<span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">id<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n    \n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span> <span class=\"synStatement\">=<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>select<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'user'<\/span>, <span class=\"synSpecial\">[<\/span><span class=\"synConstant\">'id'<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">id<\/span><span class=\"synSpecial\">])<\/span>;\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">viewUser<\/span> <span class=\"synStatement\">=<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>select<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'view_user'<\/span>, <span class=\"synSpecial\">[<\/span><span class=\"synConstant\">'id'<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">id<\/span><span class=\"synSpecial\">])<\/span>;\n    <span class=\"synStatement\">if<\/span> <span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span> <span class=\"synStatement\">!=<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">viewUser<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n        \n        <span class=\"synIdentifier\">Log<\/span><span class=\"synStatement\">::<\/span>warn<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'Data inconsistency detected'<\/span>, <span class=\"synSpecial\">[<\/span><span class=\"synConstant\">'user'<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span>, <span class=\"synConstant\">'view_user'<\/span> <span class=\"synStatement\">=&gt;<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">viewUser<\/span><span class=\"synSpecial\">])<\/span>;\n    <span class=\"synSpecial\">}<\/span>\n    <span class=\"synStatement\">return<\/span> <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span>;\n<span class=\"synSpecial\">}<\/span>\n<\/span><\/pre>\n<p>\u3000\u3053\u306e\u30b3\u30fc\u30c9\u306f\u4eca\u307e\u3067\u901a\u308a\u3001user\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3092\u8fd4\u3059\u304c\u3001view_user\u30c6\u30fc\u30d6\u30eb\u306e\u30c7\u30fc\u30bf\u3068\u6bd4\u8f03\u3057\u3001\u4e0d\u6574\u5408\u304c\u3042\u308c\u3070\u30ed\u30b0\u306b\u6b8b\u3059\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u3002<br \/>\n\u3053\u308c\u306b\u3088\u3063\u3066\u5b89\u5168\u306b\u30c7\u30fc\u30bf\u304c\u53c2\u7167\u3067\u304d\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3082\u3057\u4e0d\u6574\u5408\u304c\u767a\u751f\u3057\u3066\u3044\u308c\u3070\u3001\u65e9\u671f\u306b\u691c\u77e5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<br \/>\n\u3053\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u30b7\u30e3\u30c9\u30a6\u30da\u30fc\u30b8\u30f3\u30b0(shadow paging)\u3068\u547c\u3070\u308c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u4ee5\u5916\u306e\u5834\u9762\u3067\u3082\u6d3b\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n<p>\u3000\u3053\u306e\u65b9\u6cd5\u306f\u304b\u306a\u308a\u5b89\u5168\u306a\u306e\u3067\u6700\u3082\u30aa\u30b9\u30b9\u30e1\u306e\u65b9\u6cd5\u3060\u3002<br \/>\n\u305f\u3060\u3057\u3001UPDATE\u3001DELETE\u3082\u542b\u3081\u3001\u5168\u3066\u306e\u64cd\u4f5c\u3092\u30e9\u30c3\u30d7\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30fc\u30c9\u304c\u80a5\u5927\u5316\u3059\u308b\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u3042\u308b\u3002<\/p>\n<p>\u3000ORM\u306a\u3069\u306e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%D5%A5%EC%A1%BC%A5%E0%A5%EF%A1%BC%A5%AF\">\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/a>\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%D5%A5%EC%A1%BC%A5%E0%A5%EF%A1%BC%A5%AF\">\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af<\/a>\u306e\u6a5f\u80fd\u3092\u5229\u7528\u3057\u3066\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<br \/>\n\u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u3084<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%DF%A5%C9%A5%EB%A5%A6%A5%A7%A5%A2\">\u30df\u30c9\u30eb\u30a6\u30a7\u30a2<\/a>\u3068\u547c\u3070\u308c\u308b\u3088\u3046\u306a\u6a5f\u80fd\u3092\u5229\u7528\u3057\u3066\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u30c8\u30ea\u30ac\u30fc\u3068\u540c\u69d8\u306e\u3053\u3068\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u4f8b\u3048\u3070Laravel\u306e\u5834\u5408\u306fTrait\u3067\u5bfe\u8c61\u306e\u30e2\u30c7\u30eb\u3092\u4e0a\u66f8\u304d\u3059\u308b\u3053\u3068\u3067\u4efb\u610f\u306e\u51e6\u7406\u3092\u5b9f\u884c\u3067\u304d\u308b\u3002<br \/>\n\u3053\u308c\u3082\u5168\u4f53\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u4e00\u6c17\u306b\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u5b9f\u88c5\u3067\u304d\u308b\u53cd\u9762\u3001\u30c8\u30ea\u30ac\u30fc\u3068\u540c\u69d8\u306b\u6697\u9ed9\u7684\u306a\u632f\u308b\u821e\u3044\u306b\u306a\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%C3%B1%C2%CE%A5%C6%A5%B9%A5%C8\">\u5358\u4f53\u30c6\u30b9\u30c8<\/a>\u304c\u96e3\u3057\u304f\u306a\u308b\u306a\u3069\u306e\u30c7\u30e1\u30ea\u30c3\u30c8\u3082\u3042\u308b\u3002<br \/>\n\u305d\u306e\u305f\u3081\u3001\u57fa\u672c\u7684\u306b\u306f\u95a2\u6570\u3067\u30e9\u30c3\u30d7\u3059\u308b\u3088\u3046\u306a\u30b7\u30f3\u30d7\u30eb\u306a\u65b9\u6cd5\u3092\u30aa\u30b9\u30b9\u30e1\u3059\u308b\u304c\u3001\u30b7\u30f3\u30b0\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u77ed\u671f\u6c7a\u6226\u3067<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u884c\u3046\u5834\u5408\u306a\u3069\u306f\u6709\u52b9\u306a\u65b9\u6cd5\u3060\u3002<\/p>\n<p>\u3000\u6700\u5f8c\u306bCDC(Change Data Capture)\u3084\u30e1\u30c3\u30bb\u30fc\u30b8\u30ad\u30e5\u30fc\u3092\u5229\u7528\u3057\u305f\u975e\u540c\u671f\u306e\u65b9\u6cd5\u3092\u7d39\u4ecb\u3059\u308b\u3002<br \/>\n\u3053\u308c\u3089\u306e\u65b9\u6cd5\u3092\u6d3b\u7528\u3059\u308b\u3068<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u524d\u306eDB\u3068<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u5f8c\u306eDB\u3092\u5206\u96e2\u3067\u304d\u308b\u305f\u3081\u3001\u30a4\u30f3\u30d5\u30e9\u8cbb\u306f\u5897\u3048\u308b\u3082\u306e\u306e\u3001\u30c7\u30fc\u30bf\u306e\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3057\u305f\u307e\u307e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u5927\u898f\u6a21\u306a<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u304c\u6700\u521d\u304b\u3089\u5fc5\u8981\u3068\u308f\u304b\u3063\u3066\u3044\u308b\u5834\u5408\u3084\u53c2\u7167\u3068\u66f4\u65b0\u3092\u5206\u3051\u3066<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u305f\u3044\u5834\u5408\u306a\u3069\u306b\u6709\u52b9\u306a\u65b9\u6cd5\u3060\u3002<\/p>\n<p>\u3000CDC\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5909\u66f4\u3092\u691c\u77e5\u3057\u3066\u3001\u305d\u306e\u5909\u66f4\u3092\u5225\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u4f1d\u642c\u3059\u308b\u4ed5\u7d44\u307f\u3060\u3002<br \/>\n\u4f8b\u3048\u3070<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/AWS\">AWS<\/a> DMS\u3084Debezium\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3092\u5229\u7528\u3057\u3066\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306e\u5909\u66f4\u3092\u691c\u77e5\u3057\u3001\u5225\u306e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/RDBMS\">RDBMS<\/a>\u306b\u4f1d\u642c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<br \/>\n\u985e\u4f3c\u306e\u4f8b\u3067\u8ad6\u7406<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EC%A5%D7%A5%EA%A5%B1%A1%BC%A5%B7%A5%E7%A5%F3\">\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u3001\u540c\u4e00\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3042\u308c\u3070\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/PostgreSQL\">PostgreSQL<\/a>\u3084<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/MySQL\">MySQL<\/a>\u306f\u8ad6\u7406<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EC%A5%D7%A5%EA%A5%B1%A1%BC%A5%B7%A5%E7%A5%F3\">\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>\u3067\u3082\u540c\u69d8\u306e\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u5b9f\u969b\u306b\u79c1\u3082\u7570\u7a2e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9593\u3067CDC\u3092\u5229\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u79fb\u884c\u3057\u306a\u304c\u3089\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u305f\u3053\u3068\u304c\u3042\u308b\u3002<br \/>\n\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f<a target=\"_blank\" href=\"#cdc\">\u4e0b\u8a18\u306e\u8a18\u4e8b<\/a>\u304c\u8a73\u3057\u3044\u3002<\/p>\n<p>\u3000CDC\u306f\u5f37\u529b\u306a\u9078\u629e\u80a2\u3060\u304c\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%B3%A5%F3%A5%DD%A1%BC%A5%CD%A5%F3%A5%C8\">\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/a>\u304c\u5897\u3048\u308b\u5206\u3001\u76e3\u8996\u306e\u5bfe\u8c61\u3082\u5897\u3048\u308b\u3057\u3001\u904b\u7528\u30b3\u30b9\u30c8\u3082\u5897\u3048\u308b\u3002<br \/>\n\u307e\u305fCDC\u81ea\u4f53\u304c\u5358\u4e00\u969c\u5bb3\u70b9\u306b\u306a\u308b\u3053\u3068\u3082\u591a\u304f\u3001\u53b3\u3057\u3044<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/SLA\">SLA<\/a>\u3092\u6c42\u3081\u3089\u308c\u308b\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3060\u3002<\/p>\n<p>\u3000\u307e\u305f\u3042\u308b\u7a0b\u5ea6<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u304c\u9032\u3080\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u8ca0\u50b5\u306e\u512a\u5148\u5ea6\u304c\u4e0b\u304c\u3063\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u6b8b\u308a\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u304c\u9032\u307e\u305a\u3001CDC\u3060\u3051\u304c\u6b8b\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u3042\u308b\u3002<br \/>\n\u305d\u3046\u306a\u308b\u3068CDC\u304c\u65b0\u305f\u306a\u6280\u8853\u7684\u8ca0\u50b5\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u305f\u3081\u3001CDC\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306f\u3001<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u3092\u53b3\u5b88\u3057\u3001\u4e88\u5b9a\u901a\u308a\u306b<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u5b8c\u9042\u3055\u305b\u305f\u3042\u3068\u306f\u3001CDC\u3092\u5fc5\u305a\u5ec3\u6b62\u3057\u3088\u3046\u3002<\/p>\n<p>\u3000\u305d\u306e\u305f\u3081\u3001\u5c0f\u3055\u306a<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u7a4d\u307f\u91cd\u306d\u3066\u3044\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u5834\u5408\u306f\u3001CDC\u306f\u907f\u3051\u305f\u65b9\u304c\u3088\u3044\u3002<\/p>\n<h2 id=\"\u975e\u540c\u671f\u3067\u66f8\u304d\u8fbc\u3080\">\u975e\u540c\u671f\u3067\u66f8\u304d\u8fbc\u3080<\/h2>\n<p>\u3000CDC\u3068\u4f3c\u305f\u65b9\u6cd5\u3068\u3057\u3066\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30ad\u30e5\u30fc\u3092\u5229\u7528\u3057\u3066\u3001\u975e\u540c\u671f\u3067\u30c0\u30d6\u30eb\u30e9\u30a4\u30c8\u3092\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308b\u3002<br \/>\n\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/PHP\">PHP<\/a>\u306e\u30b3\u30fc\u30c9\u3067\u3042\u308c\u3070\u3001SaveUser\u95a2\u6570\u3092\u30e9\u30c3\u30d7\u3057\u3066\u3001user\u30c6\u30fc\u30d6\u30eb\u306bINSERT\u3057\u305f\u5f8c\u306b\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30ad\u30e5\u30fc\u306b\u66f8\u304d\u3001\u5225\u306e\u30ef\u30fc\u30ab\u30fc\u3067active_user\u30c6\u30fc\u30d6\u30eb\u306bINSERT\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/p>\n<pre class=\"code lang-php\" data-lang=\"php\" data-unlink=\"\"><span class=\"synSpecial\"><?php <\/span?>\nSaveUser<span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n<span class=\"synPreProc\">function<\/span> SaveUser<span class=\"synSpecial\">(<\/span><span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span> <span class=\"synSpecial\">{<\/span>\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>beginTransaction<span class=\"synSpecial\">()<\/span>;\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span><span class=\"synIdentifier\">insert<\/span><span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'user'<\/span>, <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">db<\/span><span class=\"synType\">-&gt;<\/span>commit<span class=\"synSpecial\">()<\/span>;\n    \n    <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">mq<\/span><span class=\"synType\">-&gt;<\/span>publish<span class=\"synSpecial\">(<\/span><span class=\"synConstant\">'insert_active_user'<\/span>, <span class=\"synStatement\">$<\/span><span class=\"synIdentifier\">user<\/span><span class=\"synSpecial\">)<\/span>;\n<span class=\"synSpecial\">}<\/span>\n<\/span><\/pre>\n<p>\u53c2\u7167\u5074\u306f\u95a2\u6570\u30e9\u30c3\u30d1\u30fc\u3068\u540c\u69d8\u3067\u3042\u308b\u3002<\/p>\n<p>\u3000\u3053\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u30ed\u30b0\u5148\u884c\u66f8\u304d\u8fbc\u307f(log-structured write)\u3068\u540c\u69d8\u306e\u8003\u3048\u65b9\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u66f8\u304d\u8fbc\u307f\u3092\u9ad8\u901f\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<br \/>\n\u30ef\u30fc\u30ab\u30fc\u5074\u306f\u30ad\u30e5\u30fc\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u306e<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%BD%C5%CA%A3%C5%D0%CF%BF\">\u91cd\u8907\u767b\u9332<\/a>\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304c\u3001CDC\u3068\u9055\u3044\u3001\u5358\u4e00\u969c\u5bb3\u70b9\u306b\u306a\u308a\u306b\u304f\u304f\u3001\u30c7\u30fc\u30bf\u306e\u524d\u52a0\u5de5\u306a\u3069\u3082\u67d4\u8edf\u306b\u5b9f\u88c5\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000CQRS(Command Query Responsibility Segregation)\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306a\u3069\u306f\u3001\u3053\u3061\u3089\u306e\u65b9\u6cd5\u304c\u9069\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u591a\u304f\u3001\u53c2\u7167\u6574\u5408\u6027\u304c\u7de9\u3044\u5834\u5408\u306a\u3069\u306f\u6709\u52b9\u306a\u65b9\u6cd5\u3060\u3002<br \/>\n\u305f\u3060\u3057\u3001\u975e\u540c\u671f\u3067\u3042\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u306e\u30c1\u30a7\u30c3\u30af\u306f\u5fc5\u9808\u3067\u3042\u308a\u3001\u66f8\u304d\u8fbc\u307f\u304c\u9045\u5ef6\u3057\u305f\u308a\u5931\u6557\u3057\u305f\u5834\u5408\u306e\u5bfe\u5fdc\u3082\u691c\u8a0e\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<p>\u3000\u3053\u306e\u3088\u3046\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306f\u6226\u7565\u7684\u306b\u6e96\u5099\u3059\u308c\u3070\u3001\u5b89\u5168\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<br \/>\n\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u65b9\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u7d99\u7d9a\u7684\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u308b\u3053\u3068\u3067\u52b9\u679c\u7684\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u8ca0\u50b5\u3092\u89e3\u6d88\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u6628\u4eca\u306f<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%AF%A5%E9%A5%A6%A5%C9\">\u30af\u30e9\u30a6\u30c9<\/a>\u30cd\u30a4\u30c6\u30a3\u30d6\u306a<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%A2%A1%BC%A5%AD%A5%C6%A5%AF%A5%C1%A5%E3\">\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/a>\u3084AI\u306e\u767a\u9054\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u80a5\u5927\u5316\u304c\u52a0\u901f\u3057\u3066\u3044\u308b\u304b\u3089\u3053\u305d\u3001\u7d99\u7d9a\u7684\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u304c\u4e8b\u696d\u6210\u9577\u306e\u9375\u306b\u306a\u308b\u3002<\/p>\n<p>\u3000\u305d\u3057\u3066\u6700\u5f8c\u306b\u4e00\u756a\u91cd\u8981\u306a\u3053\u3068\u3068\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u306f\u5f71\u97ff\u7bc4\u56f2\u3082\u5e83\u304f\u3001\u6642\u9593\u304c\u304b\u304b\u308b\u3002<br \/>\n\u3060\u304b\u3089\u3053\u305d\u4e00\u756a\u5fc5\u8981\u306a\u306e\u306f\u3084\u308a\u5207\u308b\u305e\uff01\u3068\u3044\u3046\u899a\u609f\u3067\u3042\u308b\u3002<br \/>\n\u305c\u3072\u3001\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u65b9\u6cd5\u3092\u53c2\u8003\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u3092\u9032\u3081\u3066\u307b\u3057\u3044\u3002<\/p>\n<h3 id=\"ai\">AI\u6642\u4ee3\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30b9\u30ad\u30eb<\/h3>\n<p><iframe loading=\"lazy\" id=\"talk_frame_1397729\" class=\"speakerdeck-iframe\" src=\"https:\/\/speakerdeck.com\/player\/7950fd3ddb194f7da1f789bc94d9c48b\" width=\"710\" height=\"399\" style=\"aspect-ratio:710\/399; border:0; padding:0; margin:0; background:transparent;\" frameborder=\"0\" allowtransparency=\"true\" allowfullscreen=\"allowfullscreen\"><\/iframe> <cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/speakerdeck.com\/soudai\/survival-db-skill\">speakerdeck.com<\/a><\/cite><\/p>\n<h3 id=\"db\">DB<a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a><\/h3>\n<p><iframe loading=\"lazy\" title=\"RDB\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3 \u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0 (soudai) - builderscon tokyo 2017\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/GrYiIkiZCgI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/www.youtube.com\/watch?v=GrYiIkiZCgI\">www.youtube.com<\/a><\/cite><\/p>\n<p><iframe loading=\"lazy\" id=\"talk_frame_402034\" class=\"speakerdeck-iframe\" src=\"https:\/\/speakerdeck.com\/player\/8f790f4885614abe913b879ed7d270b2\" width=\"710\" height=\"532\" style=\"aspect-ratio:710\/532; border:0; padding:0; margin:0; background:transparent;\" frameborder=\"0\" allowtransparency=\"true\" allowfullscreen=\"allowfullscreen\"><\/iframe> <cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/speakerdeck.com\/soudai\/rdb-antipattern-refactoring\">speakerdeck.com<\/a><\/cite><\/p>\n<h3 id=\"user\">\u30e6\u30fc\u30b6\u306e\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08<\/h3>\n<p>\n<iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Fsoudai.hatenablog.com%2Fentry%2F2018%2F05%2F01%2F204442\" title=\"\u30e6\u30fc\u30b6\u60c5\u5831\u3092\u4fdd\u5b58\u3059\u308b\u6642\u306e\u30c6\u30fc\u30d6\u30eb\u8a2d\u8a08 - \u305d\u30fc\u3060\u3044\u306a\u308b\u3089\u304f\u304c\u304d\u5e33\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/soudai.hatenablog.com\/entry\/2018\/05\/01\/204442\">soudai.hatenablog.com<\/a><\/cite><\/p>\n<h3 id=\"strategy\"><a target=\"_blank\" class=\"keyword\" href=\"https:\/\/d.hatena.ne.jp\/keyword\/%A5%EA%A5%D5%A5%A1%A5%AF%A5%BF%A5%EA%A5%F3%A5%B0\">\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0<\/a>\u6226\u7565<\/h3>\n<p>\n<a target=\"_blank\" href=\"https:\/\/en-ambi.com\/itcontents\/entry\/2018\/12\/11\/110000\/\">DB\u306e\u5bff\u547d\u306f\u30a2\u30d7\u30ea\u3088\u308a\u9577\u3044\uff01 \u9577\u751f\u304d\u3059\u308bDB\u306b\u5fc5\u8981\u306a\u8a2d\u8a08\u3068\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3092\u5b9f\u8df5\u304b\u3089\u5b66\u3076\uff5c\u30cf\u30a4\u30af\u30e9\u30b9\u8ee2\u8077\u30fb\u6c42\u4eba\u60c5\u5831\u30b5\u30a4\u30c8 \u30a2\u30f3\u30d3\uff08AMBI\uff09<\/a><\/p>\n<h3 id=\"monitoring\">\u30c7\u30fc\u30bf\u306e\u76e3\u8996<\/h3>\n<p>\n<iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Fwww.ikkitang1211.site%2Fentry%2Fmackerel-diff\" title=\"Mackerel\u3067\u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u5f0f\u306b\u3088\u3063\u3066\u76e3\u8996\u3057\u3066\u30c7\u30d7\u30ed\u30a4\u5f8c\u306e\u30d0\u30b0\u3092\u65e9\u671f\u767a\u898b\u51fa\u6765\u308b\u4ed5\u7d44\u307f\u3092\u4f5c\u3063\u305f - \u304a\uff1f\u610f\u5916\u3068\u3044\u3051\u308b\u3084\u3093\uff01\" 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