{"id":26637,"date":"2025-12-06T01:40:47","date_gmt":"2025-12-06T01:40:47","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=26637"},"modified":"2025-12-06T01:40:47","modified_gmt":"2025-12-06T01:40:47","slug":"%e6%ad%a2%e3%82%81%e3%81%9a%e3%81%ab%e7%a7%bb%e8%a1%8c%e3%80%80%e3%83%a1%e3%83%ab%e3%82%ab%e3%83%aa%e3%81%ae40tb%e8%b6%85%e3%83%bb50%e5%8f%b0mysql%e3%81%8b%e3%82%89tidb-cloud%e3%81%b8-pingcap","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/26637\/","title":{"rendered":"\u6b62\u3081\u305a\u306b\u79fb\u884c\u3000\u30e1\u30eb\u30ab\u30ea\u306e40TB\u8d85\u30fb50\u53f0MySQL\u304b\u3089TiDB Cloud\u3078 | PingCAP\u682a\u5f0f\u4f1a\u793e"},"content":{"rendered":"\n<\/p>\n<div>\n<p>\u300c\u4fe1\u983c\u6027\u300d\u3092\u91cd\u8996\u3057\u305f\u30018\u30b9\u30c6\u30c3\u30d7\u3067\u306e\u79fb\u884c\u4e8b\u4f8b\u3092\u89e3\u8aac<\/p>\n<p>\u8a18\u4e8b\u516c\u958b\u65e5\uff1a2025\u5e7411\u670819\u65e5<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21091022\/mercari_22913_1200re.png.webp\" class=\"lazy wp-image-30279\" alt=\"\" title=\"\"\/><\/figure>\n<p><strong>\u3000\u30e1\u30eb\u30ab\u30ea\u304c\u63d0\u4f9b\u3059\u308b\u30d5\u30ea\u30de\u30b5\u30fc\u30d3\u30b9\u300c\u30e1\u30eb\u30ab\u30ea\u300d\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u6025\u6210\u9577\u306b\u3068\u3082\u306a\u3044\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08DB\uff09\u306e\u30c7\u30fc\u30bf\u91cf\u304c\u7206\u767a\u7684\u306b\u5897\u52a0\u30022025\u5e743\u6708\u6642\u70b9\u3067\u30c7\u30fc\u30bf\u91cf\u306f40TB\u3092\u8d85\u3048\u300150\u53f0\u4ee5\u4e0a\u306e\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u7fa4\u3092\u62b1\u3048\u308b\u72b6\u6cc1\u3068\u306a\u308a\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3084\u904b\u7528\u8ca0\u8377\u306e\u9650\u754c\u304c\u9855\u5728\u5316\u3057\u3066\u3044\u305f\u3002\u30e1\u30eb\u30ab\u30ea\u306eDBRE\u30c1\u30fc\u30e0\u306f\u3001\u3053\u306e\u5de8\u5927\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u74b0\u5883\u3092\u5206\u6563\u578b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d3\u30b9\u300cTiDB Cloud\u300d\u3078\u3068\u79fb\u884c\u3059\u308b\u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u5b9f\u884c\u30022025\u5e7410\u67083\u65e5\u306b\u958b\u50ac\u3055\u308c\u305fTiDB User Day\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u300c\u30b9\u30b1\u30fc\u30eb\u3068\u4fe1\u983c\u6027\u3092\u6c42\u3081\u3066\uff1a\u30e1\u30eb\u30ab\u30ea\u6d41TiDB\u79fb\u884c\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300d\u3067\u306f\u3001\u30e1\u30eb\u30ab\u30ea\u306e\u5c0f\u5c71\u667a\u4e4b\u6c0f\u3068\u524d\u7530\u6566\u53f2\u6c0f\u304c\u767b\u58c7\u3057\u3001\u3053\u306e\u96e3\u95a2\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u5168\u8c8c\u3092\u8a73\u7d30\u306b\u89e3\u8aac\u3057\u305f\u3002\u30b5\u30fc\u30d3\u30b9\u3092\u652f\u3048\u308b\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u79fb\u884c\u306b\u6311\u307f\u3001\u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3057\u3064\u3064\u904b\u7528\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u6280\u8853\u8005\u305f\u3061\u306b\u3088\u308b\u30c1\u30e3\u30ec\u30f3\u30b8\u3068\u306f\u3002\uff08\u203b\u8a18\u4e8b\u30b5\u30e0\u30cd\u30a4\u30eb\u5199\u771f\u306e\u307fPingCAP\u682a\u5f0f\u4f1a\u793e\u306b\u3088\u308b\u63d0\u4f9b\uff09<\/strong><\/p>\n<h2 class=\"wp-block-heading\" id=\"h-\u5de8\u5927\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u62b1\u3048\u308b\u8ab2\u984c\u3068-tidb-cloud-\u306e\u9078\u629e\">\u5de8\u5927\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u62b1\u3048\u308b\u8ab2\u984c\u3068\u300cTiDB Cloud\u300d\u306e\u9078\u629e<\/h2>\n<p>\u30e1\u30eb\u30ab\u30ea\u306e\u30b0\u30eb\u30fc\u30d7\u30df\u30c3\u30b7\u30e7\u30f3\u3067\u3042\u308b\u300c\u3042\u3089\u3086\u308b\u4fa1\u5024\u3092\u5faa\u74b0\u3055\u305b\u3001\u3042\u3089\u3086\u308b\u4eba\u306e\u53ef\u80fd\u6027\u3092\u5e83\u3052\u308b\u300d\u3092\u5b9f\u73fe\u3059\u308b\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u4e8b\u696d\u306f\u3001GMV\uff08\u6d41\u901a\u53d6\u5f15\u7dcf\u984d\uff09\u304a\u3088\u3073\u58f2\u4e0a\u53ce\u76ca\u3068\u3082\u306b\u5e74\u3005\u5897\u52a0\u50be\u5411\u306b\u3042\u308b\u3002\u540c\u793e\u306e\u30d3\u30b8\u30cd\u30b9\u6210\u9577\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u306e\u30c7\u30fc\u30bf\u91cf\u5897\u52a0\u306b\u76f4\u7d50\u3057\u3066\u304a\u308a\u30012021\u5e743\u6708\u6642\u70b9\u306720TB\u3092\u8d85\u3048\u3066\u3044\u305f\u30c7\u30fc\u30bf\u91cf\u306f\u30014\u5e74\u9593\u30672\u500d\u306e40TB\u4ee5\u4e0a\u306b\u307e\u3067\u6210\u9577\u3057\u305f\u3002<\/p>\n<p>\u3000\u5f93\u6765\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u3001Google Cloud\u4e0a\u306e\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u7fa4\u304c\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u5185\u306b\u3042\u308b\u300150\u53f0\u4ee5\u4e0a\u306e\u5782\u76f4\u30b7\u30e3\u30fc\u30c7\u30a3\u30f3\u30b0\u6e08\u307f\u306eMySQL\u30b5\u30fc\u30d0\u30fc\u7fa4\u306b\u63a5\u7d9a\u3059\u308b\u5f62\u3060\u3002\u3057\u304b\u3057\u3001\u3053\u306e\u74b0\u5883\u306f\u30b5\u30fc\u30d3\u30b9\u306e\u7d99\u7d9a\u6027\u3092\u8105\u304b\u3059\u8907\u6570\u306e\u8ab2\u984c\u3092\u62b1\u3048\u3066\u3044\u305f\u3002<\/p>\n<p>\u3000\u305f\u3068\u3048\u3070\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u89b3\u70b9\u3067\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306b\u4e0a\u9650\u304c\u3042\u308b\u305f\u3081\u3001\u6025\u6fc0\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5897\u52a0\u306b\u5bfe\u5fdc\u3057\u3066\u30b5\u30fc\u30d0\u30fc\u53f0\u6570\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u96e3\u3057\u3044\u3002\u3053\u3046\u3057\u305f\u74b0\u5883\u306fElasticity\uff08\u4f38\u7e2e\u6027\uff09\u306b\u4e4f\u3057\u304f\u3001\u65b0\u305f\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3059\u308b\u969b\u3001OS\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001PITR\u30ea\u30ab\u30d0\u30ea\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u306a\u3069\u3092\u542b\u3081\u30661.5\u65e5\u7a0b\u5ea6\u3082\u304b\u304b\u3063\u3066\u3044\u305f\u3002<\/p>\n<p>\u3000\u307e\u305f\u3001Operation\uff08\u904b\u7528\uff09\u9762\u3067\u306f\u300140TB\u3092\u8d85\u3048\u308b\u30c7\u30fc\u30bf\u91cf\u3092\u62b1\u3048\u308b\u305f\u3081\u30ec\u30b3\u30fc\u30c9\u6570\u304c\u591a\u304f\u3001DDL\uff08\u30c7\u30fc\u30bf\u5b9a\u7fa9\u8a00\u8a9e\uff09\u306e\u9069\u7528\u306b\u300c\u6570\u6642\u9593\u304b\u3089\u9577\u3051\u308c\u3070\u6570\u65e5\u304b\u304b\u308b\u3088\u3046\u306a\u72b6\u6cc1\u304c\u767a\u751f\u3057\u3066\u3044\u305f\u300d\u3068\u3001DBRE\u30c1\u30fc\u30e0\u306b\u6240\u5c5e\u3059\u308b\u5c0f\u5c71\u667a\u4e4b\u6c0f\u306f\u8aac\u660e\u3059\u308b\u3002<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21091621\/mercari_22913_01-1.webp\" class=\"lazy wp-image-30281\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea DBRE\u30c1\u30fc\u30e0 \u5c0f\u5c71\u667a\u4e4b\u6c0f<\/p>\n<\/figcaption><\/figure>\n<p>\u3000\u3053\u308c\u3089\u306e\u8ab2\u984c\u3092\u542b\u3081\u3066\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u56fa\u6709\u306e\u904b\u7528\u5de5\u6570\u3084\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u554f\u984c\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u3001\u30e1\u30eb\u30ab\u30ea\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d0\u30fc\u306e\u79fb\u884c\u5148\u3068\u3057\u3066\u30d1\u30d6\u30ea\u30c3\u30af\u30af\u30e9\u30a6\u30c9\u3092\u691c\u8a0e\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b5\u30fc\u30d3\u30b9\u306b\u5bfe\u3057\u3066PoC\u3092\u5b9f\u65bd\u3057\u305f\u7d50\u679c\u3001TiDB Cloud\u306e\u9078\u5b9a\u306b\u81f3\u3063\u3066\u3044\u308b\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21092106\/mercari_%E5%9B%B3%E8%A1%A81.png\" class=\"lazy wp-image-30283\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u5177\u4f53\u7684\u306b\u30e1\u30eb\u30ab\u30ea\u3067\u306f\u30014\u3064\u306e\u89b3\u70b9\u3067TiDB Cloud\u3092\u9078\u5b9a\u3057\u305f\u3002\u7b2c\u4e00\u306b\u66f8\u304d\u8fbc\u307f\u304c\u30b9\u30b1\u30fc\u30eb\u3067\u304d\u308b\u300cScalability\uff08\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\uff09\u300d\u3001\u7b2c\u4e8c\u306b\u30af\u30e9\u30a6\u30c9\u3067\u3042\u308b\u6545\u306b\u67d4\u8edf\u306b\u30b5\u30fc\u30d0\u30fc\u306e\u53f0\u6570\u3092\u5897\u6e1b\u3067\u304d\u308b\u300cElasticity\u300d\u3001\u7b2c\u4e09\u306b\u30aa\u30f3\u30e9\u30a4\u30f3DDL\u306e\u30b5\u30dd\u30fc\u30c8\u306b\u3088\u3063\u3066DDL\u3092\u77ed\u671f\u9593\u3067\u7d42\u3048\u3089\u308c\u308b\u300cOperation\u300d\u3001\u305d\u3057\u3066\u6700\u5f8c\u306bMySQL\u3068\u306e\u9ad8\u3044\u4e92\u63db\u6027\uff08Compatibility\uff09\u3060\u3002\u306a\u304a\u3001TiDB Cloud\u3078\u306e\u79fb\u884c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f2024\u5e7410\u6708\u304b\u3089\u59cb\u307e\u308a\u30012025\u5e7410\u6708\u73fe\u5728\u3082\u7d99\u7d9a\u4e2d\u3060\u3002<\/p>\n<h2 class=\"wp-block-heading\" id=\"h-\u4fe1\u983c\u6027\u3092\u91cd\u8996-\u30e1\u30eb\u30ab\u30ea\u6d41-tidb-\u79fb\u884c\u306e8\u30b9\u30c6\u30c3\u30d7\">\u4fe1\u983c\u6027\u3092\u91cd\u8996\u3000\u30e1\u30eb\u30ab\u30ea\u6d41\u300cTiDB\u300d\u79fb\u884c\u306e8\u30b9\u30c6\u30c3\u30d7<\/h2>\n<p>\u3000TiDB Cloud\u3078\u306e\u79fb\u884c\u306b\u304a\u3044\u3066\u3001\u3044\u304b\u306b\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u62c5\u4fdd\u3067\u304d\u308b\u306e\u304b\u3002\u30e1\u30eb\u30ab\u30ea\u3067\u306f\u3001\u5de5\u592b\u3092\u51dd\u3089\u3057\u305f\u79fb\u884c\u30d7\u30ed\u30bb\u30b9\u30928\u30b9\u30c6\u30c3\u30d7\u3067\u5b9f\u884c\u3057\u3066\u3044\u308b\u3002<\/p>\n<p>\u3000\u307e\u305a\u3001\u79fb\u884c\u306e\u4e8b\u524d\u6e96\u5099\u3067\u306f\u3001\u300cLatency Injection\uff08\u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u6ce8\u5165\uff09\u300d\u304c\u884c\u308f\u308c\u305f\u3002\u5206\u6563\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u3044\u3046\u7279\u6027\u4e0a\u3001MySQL\u3068\u6bd4\u8f03\u3059\u308b\u3068\u30e6\u30fc\u30b6\u30fc\u306e\u30af\u30a8\u30ea\u9001\u4fe1\u304b\u3089\u30b7\u30b9\u30c6\u30e0\u304c\u51e6\u7406\u7d50\u679c\u3092\u8fd4\u3059\u307e\u3067\u3001\u4e00\u5b9a\u306e\u9045\u5ef6\uff08\u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u5897\u52a0\uff09\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3046\u61f8\u5ff5\u304c\u3042\u308b\u304b\u3089\u3060\u3002<\/p>\n<p>\u3000\u305d\u3053\u3067\u3001MySQL\u304a\u3088\u3073\u6d3e\u751fDB\u7528\u306eSQL\u30d7\u30ed\u30ad\u30b7\u3067\u3042\u308b\u300cProxySQL\u300d\u3092\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3068MySQL\u306e\u9593\u306b\u914d\u7f6e\u3057\u3001\u300c\uff0b10\u30df\u30ea\u79d2\uff0f\uff0b20\u30df\u30ea\u79d2\uff0f\uff0b40\u30df\u30ea\u79d2\u300d\u3068\u6bb5\u968e\u7684\u306b\u30ec\u30a4\u30c6\u30f3\u30b7\u3092\u4ed8\u4e0e\u3059\u308b\u3053\u3068\u3067\u3001API\u30ec\u30a4\u30c6\u30f3\u30b7\u3084\u30a8\u30e9\u30fc\u3001\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u4f53\u9a13\u3068\u3044\u3063\u305f\u89b3\u70b9\u304b\u3089\u5f71\u97ff\u3092\u8a55\u4fa1\u3057\u3066\u3044\u308b\u3002\u554f\u984c\u304c\u78ba\u8a8d\u3055\u308c\u305f\u3068\u304d\u306b\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fee\u6b63\u3092\u5b9f\u65bd\u3057\u305f\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21092853\/mercari_%E5%9B%B3%E8%A1%A82.png\" class=\"lazy wp-image-30284\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u307e\u305f\u3001TiDB\u3078\u306e\u540c\u671f\u7528\u30ec\u30d7\u30ea\u30ab\uff08Relay\u30b5\u30fc\u30d0\u30fc\uff09\u3068\u3001TiDB\u304b\u3089MySQL\u3078\u5207\u308a\u623b\u3059\u5834\u5408\u306e\u30de\u30b9\u30bf\u3068\u306a\u308b\u30ec\u30d7\u30ea\u30ab\uff08Fallback\u30b5\u30fc\u30d0\u30fc\uff09\u306e2\u53f0\u3092\u7528\u610f\u3002PingCAP\u304c\u63d0\u4f9b\u3059\u308b\u30c0\u30f3\u30d7\u30c4\u30fc\u30eb\u300cDumpling\u300d\u3092\u7528\u3044\u3001Relay\u30b5\u30fc\u30d0\u30fc\u304b\u3089TiDB Cloud\u3078\u521d\u671f\u30c7\u30fc\u30bf\u306e\u540c\u671f\u3092\u884c\u3044\u3001\u5b9f\u884c\u7d50\u679c\u306b\u542b\u307e\u308c\u308bGTID\uff08\u9759\u6b62\u70b9\uff09\u3092\u30e1\u30e2\u3059\u308b\u3002\u305d\u306e\u5f8c\u3001MySQL\u4e92\u63db\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089TiDB\u3078\u306e\u30c7\u30fc\u30bf\u8907\u88fd\u30c4\u30fc\u30eb\u3067\u3042\u308b\u300cData Migration\uff08DM\uff09\u300d\u3092\u7528\u3044\u3001\u521d\u671f\u540c\u671f\u6642\u306b\u30e1\u30e2\u3057\u305fGTID\u3092\u53c2\u7167\u3057\u3066Relay\u30b5\u30fc\u30d0\u30fc\u304b\u3089TiDB\u3078\u5dee\u5206\u30c7\u30fc\u30bf\u540c\u671f\u3092\u5b9f\u65bd\u3057\u305f\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21093044\/mercari_%E5%9B%B3%E8%A1%A83.png\" class=\"lazy wp-image-30285\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u7d9a\u3044\u3066\u3001Fallback\u30b5\u30fc\u30d0\u30fc\u306e\u4ed8\u3051\u66ff\u3048\u3068\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u505c\u6b62\u3092\u5b9f\u65bd\u3002Relay\u30b5\u30fc\u30d0\u30fc\u3001TiDB\u3001Fallback\u30b5\u30fc\u30d0\u30fc\u306e\u72b6\u614b\u3092\u305d\u308d\u3048\u308b\u305f\u3081\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7d4c\u8def\u3092\u30de\u30b9\u30bf\u304b\u3089Relay\u30b5\u30fc\u30d0\u30fc\u3092\u7d4c\u7531\u3057\u3066Fallback\u30b5\u30fc\u30d0\u30fc\u3078\u3068\u5909\u66f4\u3057\u3001\u305d\u306e\u5f8c\u30de\u30b9\u30bf\u304b\u3089Relay\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u505c\u6b62\u3002\u3053\u306e\u6642\u70b9\u3067Relay\u30b5\u30fc\u30d0\u30fc\u3001TiDB\u3001Fallback\u30b5\u30fc\u30d0\u30fc\u306f\u3059\u3079\u3066\u540c\u3058\u72b6\u614b\u3068\u306a\u308b\u3002<\/p>\n<p>\u3000\u3055\u3089\u306b\u3001TiDB\u304b\u3089\u5225\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u5dee\u5206\u30c7\u30fc\u30bf\u3092\u540c\u671f\u3059\u308b\u300cTiCDC\u300d\u3092\u4f5c\u6210\u3057\u3001TiDB\u304b\u3089Fallback\u30b5\u30fc\u30d0\u30fc\u306b\u30c7\u30fc\u30bf\u3092\u540c\u671f\u3059\u308b\u7d4c\u8def\u3092\u78ba\u7acb\u3002\u3053\u308c\u306b\u3088\u308a\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u6642\u3001MySQL\u3078\u306e\u30c7\u30fc\u30bf\u540c\u671f\u304c\u53ef\u80fd\u3068\u306a\u3063\u305f\u3002\u305d\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u3001MySQL\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u5bfe\u5fdc\u3057\u305fDB\u9593\u306e\u5dee\u5206\u6bd4\u8f03\u30c4\u30fc\u30eb\u300csync-diff-inspector\u300d\u3092\u5b9f\u884c\u3057\u3001Relay\u30b5\u30fc\u30d0\u30fc\u306e\u30c7\u30fc\u30bf\u3068TiDB\u3092\u7d4c\u7531\u3057\u305fFallback\u30b5\u30fc\u30d0\u30fc\u306e\u30c7\u30fc\u30bf\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u53d6\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002\u6574\u5408\u6027\u3092\u78ba\u8a8d\u3057\u305f\u5f8c\u3001\u30de\u30b9\u30bf\u304b\u3089Relay\u30b5\u30fc\u30d0\u30fc\u3078\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u518d\u958b\u3057\u305f\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21093217\/mercari_%E5%9B%B3%E8%A1%A84.png\" class=\"lazy wp-image-30286\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u52a0\u3048\u3066\u3001\u5207\u308a\u66ff\u3048\u524d\u306e\u91cd\u8981\u306a\u8a55\u4fa1\u3068\u3057\u3066\u3001\u300c\u30af\u30a8\u30ea\u30ea\u30d7\u30ec\u30a4\u300d\u3092\u5b9f\u65bd\u3002\u30e1\u30eb\u30ab\u30ea\u3067\u306fTiDB\u306e\u30af\u30a8\u30ea\u8ca0\u8377\u3084\u30ea\u30bd\u30fc\u30b9\u4f7f\u7528\u91cf\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001eBPF\u30d9\u30fc\u30b9\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u7528\u3044\u305f\u8efd\u91cf\u306a\u30d1\u30b1\u30c3\u30c8\u51e6\u7406\u3092\u5b9f\u73fe\u3067\u304d\u308b\u72ec\u81ea\u306e\u30af\u30a8\u30ea\u30ea\u30d7\u30ec\u30a4\u30c4\u30fc\u30eb\u3092\u958b\u767a\u3057\u3066\u3044\u308b\u3002\u30ea\u30d7\u30ec\u30a4\u5bfe\u8c61\u306e\u30af\u30a8\u30ea\u306f\u3001\u53c2\u7167\u7cfb\u3067\u3042\u308bSELECT\u30af\u30a8\u30ea\u306e\u307f\u306b\u7d5e\u308a\u3001\u672c\u756a\u74b0\u5883\u306e\u30a2\u30af\u30bb\u30b9\u30d1\u30bf\u30fc\u30f3\u3092\u518d\u73fe\u3057\u305fTiDB\u74b0\u5883\u3067\u8ca0\u8377\u3092\u8a55\u4fa1\u3057\u305f\u3002<\/p>\n<p>\u3000\u305d\u306e\u5f8c\u3001\u3044\u3088\u3044\u3088\u672c\u756a\u74b0\u5883\u3078\u306e\u5207\u308a\u66ff\u3048\u3092\u884c\u3046\u3002\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u3001\u30e1\u30eb\u30ab\u30ea\u3067\u306f\u4ee5\u964d\u306e\u624b\u9806\u3092\u81ea\u52d5\u5316\u3059\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3002\u307e\u305a\u306fProxySQL\u3092\u914d\u7f6e\u3057\u3001DNS\u3067\u5b9b\u5148\u3092ProxySQL\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u900f\u904e\u7684\u306bTiDB\u3078\u3068\u5207\u308a\u66ff\u3048\u308b\u6e96\u5099\u3092\u3057\u305f\u4e0a\u3067\u3001READ\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092TiDB\u3078\u5207\u308a\u66ff\u3048\u305f\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21093350\/mercari_%E5%9B%B3%E8%A1%A85.png\" class=\"lazy wp-image-30287\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u3053\u3053\u304b\u3089\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u304c\u767a\u751f\u3059\u308b\u4f5c\u696d\u3068\u306a\u308a\u3001\u30de\u30b9\u30bf\u3092\u8aad\u307f\u53d6\u308a\u5c02\u7528\u30e2\u30fc\u30c9\u306b\u5909\u66f4\u3002DM\u304c\u30aa\u30f3\u30e1\u30e2\u30ea\u306b\u6301\u3063\u3066\u3044\u308b\u540c\u671f\u72b6\u614b\u3001\u305f\u3068\u3048\u3070GTID\u3092\u30c7\u30a3\u30b9\u30af\uff08\u30c6\u30fc\u30d6\u30eb\uff09\u306b\u66f8\u304d\u8fbc\u307e\u305b\u308b\u305f\u3081\u3001\u30de\u30b9\u30bf\u306b\u300c`ALTER TABLE t COMMENT \u2018trigger\u2019`\u300d\u306e\u3088\u3046\u306a\u7a7a\u306eDDL\u3092\u767a\u884c\u3059\u308b\u3002<\/p>\n<p>\u3000\u305d\u306e\u5f8c\u3001\u3059\u3079\u3066\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304cTiDB\u3067\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u30012\u3064\u306e\u65b9\u6cd5\u3067\u53b3\u683c\u306a\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u3092\u5b9f\u65bd\u3057\u305f\u3002\u4e00\u3064\u306f\u30de\u30b9\u30bf\u306eGTID\u3068Fallback\u306eDM\u30e1\u30bf\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u4fdd\u5b58\u3055\u308c\u305fGTID\u306e\u5024\u3092\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5\u3002\u3082\u3046\u4e00\u3064\u306fTiCDC\u306e\u300c`checkpointTS`\u300d\u306e\u5024\u3068\u30de\u30b9\u30bf\u304c\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306b\u306a\u3063\u305f\u76f4\u5f8c\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3092\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5\u3060\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21093507\/mercari_%E5%9B%B3%E8%A1%A86.png\" class=\"lazy wp-image-30288\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u6574\u5408\u6027\u3092\u78ba\u8a8d\u3067\u304d\u308c\u3070\u3001ProxySQL\u306e\u5b9b\u5148\u3092MySQL\u304b\u3089TiDB\u306b\u5909\u66f4\u3057\u3001WRITE\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3082TiDB\u3078\u5411\u3051\u308b\u3002\u6700\u5f8c\u306b\u3001\u5143\u306eMySQL\u3068Fallback\u30b5\u30fc\u30d0\u30fc\u9593\u3067GTID\u304c\u7570\u306a\u3063\u3066\u3044\u308b\u305f\u3081\u30ea\u30bb\u30c3\u30c8\u3057\u3001\u30ec\u30d7\u30ea\u30ab\u7fa4\u3092Fallback\u30b5\u30fc\u30d0\u30fc\u306b\u4ed8\u3051\u66ff\u3048\u308b\u3053\u3068\u3067\u5207\u308a\u623b\u3057\u7d4c\u8def\u3092\u78ba\u4fdd\u3057\u3001\u5207\u308a\u66ff\u3048\u3092\u5b8c\u4e86\u3057\u305f\u3002<\/p>\n<p>\u3000\u3053\u3046\u3057\u305f\u4e00\u9023\u306e\u30e1\u30eb\u30ab\u30ea\u6d41\u306eTiDB\u79fb\u884c\u306e\u7279\u5fb4\u306f\u3001Latency Injection\u3084\u72ec\u81ea\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u305f\u30af\u30a8\u30ea\u30ea\u30d7\u30ec\u30a4\u306b\u3088\u308b\u8a55\u4fa1\u3001ProxySQL\u3092\u4f7f\u3063\u305f\u900f\u904e\u7684\u306a\u5207\u308a\u66ff\u3048\u3001\u305d\u3057\u3066GTID\u3084CheckpointTS\u306b\u3088\u308b\u53b3\u683c\u306a\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\u306b\u3042\u308b\u3068\u5c0f\u5c71\u6c0f\u306f\u8aac\u660e\u3059\u308b\u3002<\/p>\n<h2 class=\"wp-block-heading\" id=\"h-\u4fe1\u983c\u6027-\u306e\u5411\u4e0a\u3078-graceful-maintenance\u306e\u5b9f\u73fe\">\u300c\u4fe1\u983c\u6027\u300d\u306e\u5411\u4e0a\u3078\u3000Graceful Maintenance\u306e\u5b9f\u73fe<\/h2>\n<p>\u3000\u7d9a\u3044\u3066\u767b\u58c7\u3057\u305fDBRE\u30c1\u30fc\u30e0\u306e\u524d\u7530\u6566\u53f2\u6c0f\u306f\u3001\u79fb\u884c\u5f8c\u306eTiDB Cloud\u74b0\u5883\u3067\u76f4\u9762\u3057\u305f\u3001\u904b\u7528\u4e0a\u306e\u8ab2\u984c\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u305f\u3002\u307e\u305a\u554f\u984c\u3068\u306a\u3063\u305f\u306e\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u6b63\u5e38\u306a\u51e6\u7406\u5b8c\u4e86\u3092\u5f85\u305f\u305a\u306b\u51e6\u7406\u9014\u4e2d\u3067\u5f37\u5236\u7684\u306b\u505c\u6b62\u3055\u308c\u308b\u3001TiDB\u30ce\u30fc\u30c9\u306e\u201cGraceful\u3067\u306f\u306a\u3044\u201d\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u304c\u30b5\u30fc\u30d3\u30b9\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3060\u3002<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21094357\/mercari_22913_02.webp\" class=\"lazy wp-image-30289\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea DBRE\u30c1\u30fc\u30e0 \u524d\u7530\u6566\u53f2\u6c0f<\/p>\n<\/figcaption><\/figure>\n<p>\u3000TiDB\u30ce\u30fc\u30c95\u53f0\u306e\u3046\u30611\u53f0\u3092\u975eGraceful\u306a\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3067\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3057\u305f\u5834\u5408\u3001\u5358\u4f4d\u6642\u9593\u3042\u305f\u308a\u306e\u63a5\u7d9a\u6570\u304c\u5927\u5e45\u306b\u6e1b\u5c11\u3057\u3001\u63a5\u7d9a\u304c\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3002\u3053\u306e\u5f71\u97ff\u3092\u5206\u6790\u3057\u305f\u7d50\u679c\u3001\u901a\u5e38\u306e\u51e6\u7406\u6642\u9593\u304c\u5e73\u57473\u30df\u30ea\u79d2\u3001\u63a5\u7d9a\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u304c3\u79d2\u3068\u3044\u3046\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u30015\u53f0\u306e\u30b5\u30fc\u30d0\u30fc\u306e\u3046\u30611\u53f0\u306b\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3092\u767a\u751f\u3055\u305b\u305f\u3068\u304d\u3001\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u30fc\u304c\u30e9\u30a6\u30f3\u30c9\u30ed\u30d3\u30f3\u3060\u3063\u305f\u5834\u5408\uff091\/5\u306e\u78ba\u7387\u30671,000\u500d\u306e\u51e6\u7406\u6642\u9593\u3092\u5360\u6709\u3057\u3001\u7d50\u679c\u7684\u306b\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c1\/200\u306b\u843d\u3061\u8fbc\u3080\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u524d\u7530\u6c0f\u306f\u8aac\u660e\u3059\u308b\u3002\u3053\u306e\u554f\u984c\u306f\u3001\u7279\u306b\u65b0\u898f\u63a5\u7d9a\u6642\u306e\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u3001\u5f71\u97ff\u304c\u5927\u304d\u3044\u305f\u3081\u5bfe\u5fdc\u304c\u5fc5\u9808\u3060\u3063\u305f\u3068\u3044\u3046\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21094511\/mercari_%E5%9B%B3%E8%A1%A87.png\" class=\"lazy wp-image-30290\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u305d\u3053\u3067\u65b0\u898f\u63a5\u7d9a\u306e\u56de\u6570\u3092\u6e1b\u3089\u3057\u3001ProxySQL\u306e\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30ea\u30f3\u30b0\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3092\u6c7a\u3081\u305f\u3002ProxySQL\u3092\u5229\u7528\u3059\u308c\u3070\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5909\u66f4\u306a\u304f\u3001\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30ea\u30f3\u30b0\u306e\u6069\u6075\u3092\u53d7\u3051\u3089\u308c\u308b\u3002\u52a0\u3048\u3066\u3001\u63a5\u7d9a\u306b\u6210\u529f\u3057\u305f\u3082\u306e\u3092\u518d\u5229\u7528\u3057\u3001\u65b0\u898f\u63a5\u7d9a\u3092\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3067\u975e\u540c\u671f\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u76f4\u63a5\u63a5\u7d9a\u304c\u5931\u6557\u3059\u308b\u72b6\u6cc1\u3082\u7de9\u548c\u3067\u304d\u308b\u304b\u3089\u3060\u3002\u5b9f\u969b\u306e\u8a08\u6e2c\u7d50\u679c\u3067\u3082\u3001\u76f4\u63a5\u63a5\u7d9a\u306e\u5834\u5408\u3068\u6bd4\u8f03\u3057\u3066ProxySQL\u7d4c\u7531\u306e\u5834\u5408\u3067\u306f\u30a8\u30e9\u30fc\u304c\u8efd\u6e1b\u3055\u308c\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u7dad\u6301\u3055\u308c\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3055\u308c\u305f\u3002<\/p>\n<p>\u3000\u305f\u3060\u3057\u3001\u30de\u30cd\u30fc\u30b8\u30c9\u30b5\u30fc\u30d3\u30b9\u3067\u3042\u308bTiDB Cloud\u3067ProxySQL\u3092\u5c0e\u5165\u3059\u308b\u969b\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3060\u3002TiDB Cloud\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30ce\u30fc\u30c9\u30b0\u30eb\u30fc\u30d7\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u304c\u3001\u4e00\u822c\u7684\u306bProxySQL\u306b\u306f\u500b\u5225\u306e\u63a5\u7d9a\u5148\u306b\u554f\u984c\u304c\u3042\u308c\u3070\u3001\u305d\u308c\u3092\u5207\u308a\u96e2\u3059\u6a5f\u80fd\u304c\u6c42\u3081\u3089\u308c\u308b\u3002\u305d\u306e\u305f\u3081\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u5207\u308a\u96e2\u3057\u30fb\u9694\u96e2\u306b\u914d\u616e\u3057\u305f\u8a2d\u5b9a\u304c\u5fc5\u8981\u3060\u3002\u305f\u3068\u3048\u3070\u3001\u8a31\u5bb9\u3059\u308b\u5931\u6557\u56de\u6570\u3092\u793a\u3059\u300c`shun_on_failures`\u300d\u3084\u3001\u9694\u96e2\u671f\u9593\u3092\u793a\u3059\u300c`shun_recovery_time_sec`\u300d\u3068\u3044\u3063\u305f\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8a2d\u5b9a\u304c\u6b20\u304b\u305b\u306a\u3044\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21094635\/mercari_%E5%9B%B3%E8%A1%A88.png\" class=\"lazy wp-image-30292\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u30e1\u30eb\u30ab\u30ea\u306f\u3001\u3053\u306e\u5f71\u97ff\u7de9\u548c\u7b56\u3060\u3051\u3067\u306a\u304f\u3001Graceful Shutdown\u81ea\u4f53\u306e\u554f\u984c\u89e3\u6c7a\u3092\u76ee\u6307\u3057\u3001\u300cTiDB Operator\u300d\u306e\u5229\u7528\u72b6\u6cc1\u3084GKE\u30af\u30e9\u30b9\u30bf\u306e\u8a2d\u5b9a\u5024\u306a\u3069\u3001\u8a73\u7d30\u306a\u60c5\u5831\u3092PingCAP\u306b\u78ba\u8a8d\u3057\u3001\u554f\u984c\u306e\u4eee\u8aac\u3068\u6539\u5584\u7b56\u3092\u6574\u7406\u30fb\u63d0\u6848\u3057\u305f\u3002\u3053\u308c\u3092\u53d7\u3051\u3066PingCAP\u306f\u52b9\u679c\u691c\u8a3c\u3092\u5b9f\u65bd\u3057\u3001Google Cloud\u3067Graceful Maintenance\u306e\u6a5f\u80fd\u30922025\u5e745\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u30022025\u5e746\u6708\u306b\u306f\u3001\u30e1\u30eb\u30ab\u30ea\u306e\u5168\u30af\u30e9\u30b9\u30bf\u306b\u9069\u7528\u304c\u5b8c\u4e86\u3057\u3066\u3044\u308b\u3002\u524d\u7530\u6c0f\u306f\u300c\u30e1\u30eb\u30ab\u30ea\u306f\u3001PingCAP\u3068\u5354\u529b\u3057\u306a\u304c\u3089TiDB Cloud\u306eGraceful Maintenance\u5316\u3092\u5b9f\u73fe\u3057\u305f\u300d\u3068\u8ff0\u3079\u305f\u3002<\/p>\n<h2 class=\"wp-block-heading\" id=\"h-\u904b\u7528\u6700\u9069\u5316\u306b\u5411\u3051\u3066-resource-control-datadog-apm-\u3092\u6d3b\u7528\">\u904b\u7528\u6700\u9069\u5316\u306b\u5411\u3051\u3066\u300cResource Control\u300d\u300cDatadog APM\u300d\u3092\u6d3b\u7528<\/h2>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21094808\/mercari_22913_03.webp\" class=\"lazy wp-image-30293\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u8b1b\u6f14\u3067\u306f\u30e1\u30eb\u30ab\u30ea\u72ec\u81ea\u306e\u201c\u79fb\u884c\u8853\u201d\u304c\u8a73\u7d30\u306b\u8a9e\u3089\u308c\u3001\u591a\u304f\u306e\u53c2\u52a0\u8005\u304c\u71b1\u5fc3\u306b\u8033\u3092\u50be\u3051\u305f<\/p>\n<\/figcaption><\/figure>\n<p>\u3000\u7d9a\u3044\u3066\u3001TiDB Cloud\u306e\u904b\u7528\u52b9\u7387\u3068\u5b89\u5b9a\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e2\u3064\u306e\u4e3b\u8981\u306a\u30c4\u30fc\u30eb\u306b\u3064\u3044\u3066\u3082\u7d39\u4ecb\u3055\u308c\u305f\u3002\u305d\u306e\u4e00\u3064\u3068\u3057\u3066\u524d\u7530\u6c0f\u306f\u3001\u300c\u300eTiDB Resource Control\u300f\u3092\u4f7f\u3063\u3066\u307b\u3057\u3044\u300d\u3068\u8a71\u3059\u3002Resource Control\u306f\u3001\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u9694\u96e2\u3059\u308b\u305f\u3081\u306e\u8ad6\u7406\u30b0\u30eb\u30fc\u30d7\u3092\u4f5c\u6210\u3057\u3001CPU\u3068I\/O\u30b3\u30b9\u30c8\u3092\u7dcf\u5408\u3057\u305f\u7d71\u4e00\u6307\u6a19\u300cRU\uff08Resource Unit\uff09\u300d\u306b\u3088\u308b\u5236\u5fa1\u6a5f\u80fd\u3092\u6301\u3064\u3002\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u6307\u6a19\u3068\u3057\u3066\u975e\u5e38\u306b\u6709\u7528\u3067\u3042\u308a\u3001\u30ea\u30bd\u30fc\u30b9\u30b0\u30eb\u30fc\u30d7\u3054\u3068\u306bTiKV\u306eCPU\u5229\u7528\u91cf\u3084\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306a\u3069\u3001\u8a73\u7d30\u306a\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u89b3\u6e2c\u3067\u304d\u308b\u3002<\/p>\n<p>\u3000\u307e\u305f\u3001\u512a\u5148\u5ea6\u5236\u5fa1\u3084\u30ea\u30bd\u30fc\u30b9\u5272\u308a\u5f53\u3066\u306b\u3088\u308a\u3001\u7279\u5b9a\u306e\u30af\u30a8\u30ea\u304c\u30ea\u30bd\u30fc\u30b9\u3092\u5360\u6709\u3059\u308b\u3053\u3068\u3092\u9632\u3050\u306a\u3069\u3001\u5168\u4f53\u969c\u5bb3\u306e\u56de\u907f\u306b\u3082\u3064\u306a\u304c\u308b\u3068\u3044\u3046\u3002\u3055\u3089\u306b\u51e6\u7406\u91cf\u306e\u591a\u3044\u30af\u30a8\u30ea\u306e\u512a\u5148\u5ea6\u3092\u4e0b\u3052\u3066\u30ea\u30bd\u30fc\u30b9\u5229\u7528\u91cf\u3092\u5e73\u6e96\u5316\u3057\u3001\u6700\u9069\u5316\u3082\u56f3\u308c\u308b\u3002<\/p>\n<p>\u3000Resource Control\u306e\u5c0e\u5165\u3067\u306f\u3001TiKV\u306b\u304a\u3051\u308b\u300cTop SQL\u300d\u6a5f\u80fd\u304b\u3089\u8ca0\u8377\u50be\u5411\u3092\u89e3\u6790\u3057\u3001\u8ca0\u8377\u3092\u767a\u751f\u3055\u305b\u3066\u3044\u308b\u30e6\u30fc\u30b6\u30fc\u3084\u30af\u30a8\u30ea\u3092\u7279\u5b9a\u3002\u305d\u308c\u3089\u306e\u30af\u30a8\u30ea\u306b\u5bfe\u3057\u3066\u30d2\u30f3\u30c8\u53e5\u3092\u4ed8\u4e0e\u3001\u3042\u308b\u3044\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u306a\u3057\u306b\u300cSPM\uff08SQL Plan Management\uff09\u300d\u3092\u6d3b\u7528\u3057\u3066\u30ea\u30bd\u30fc\u30b9\u30b0\u30eb\u30fc\u30d7\u3092\u5272\u308a\u5f53\u3066\u308b\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21094905\/mercari_%E5%9B%B3%E8%A1%A89.png\" class=\"lazy wp-image-30294\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u5b9f\u969b\u306b\u30e1\u30eb\u30ab\u30ea\u3067\u306f\u300cCDC\uff08Change Data Capture\uff09\u300d\u30e6\u30fc\u30b6\u30fc\u306e\u512a\u5148\u5ea6\u3092\u4e0b\u3052\u305f\u308a\u3001\u5371\u967a\u306a\u30af\u30a8\u30ea\u3092\u505c\u6b62\u3055\u305b\u305f\u308a\u3068\u3044\u3063\u305f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3067\u6d3b\u7528\u3057\u3066\u3044\u308b\u3002\u5236\u9650\u3092\u304b\u3051\u305f\u5f8c\u306b\u306f\u3001\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u30b5\u30de\u30ea\u30fc\u306e\u89b3\u6e2c\u306b\u3088\u308a\u3001Resource Control\u306b\u3088\u3063\u3066\u5f85\u6a5f\u3055\u305b\u3089\u308c\u305f\u6642\u9593\u3092\u793a\u3059\u300c`queued_rc_time`\u300d\u3084\u3001\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u306e\u89b3\u6e2c\u304b\u3089\u300c`wait_resource_control_time`\u300d\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u610f\u56f3\u901a\u308a\u306b\u5236\u9650\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21152827\/mercari_%E5%9B%B3%E8%A1%A810.png\" class=\"lazy wp-image-30295\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p> \u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u305d\u3057\u3066\u3001\u3082\u3046\u4e00\u3064\u306e\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6319\u3052\u3089\u308c\u305f\u306e\u306f\u300cDatadog APM\u300d\u3060\u3002\u30e1\u30eb\u30ab\u30ea\u3067\u306fDatadog\u304c\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306b\u3082\u6d3b\u7528\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u3066\u3044\u308b\u3002\u524d\u7530\u6c0f\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306eAI\u6d3b\u7528\u306e\u53ef\u80fd\u6027\u306b\u3064\u3044\u3066\u3082\u8a00\u53ca\u3057\u3001APM\u306b\u4fdd\u5b58\u3055\u308c\u308b\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306e\u60c5\u5831\uff08\u30af\u30a8\u30ea\u306e\u6570\u3001\u5b9f\u884c\u6642\u9593\u3001\u5b9f\u884c\u8a08\u753b\u306a\u3069\uff09\u306e\u84c4\u7a4d\u3068\u6d3b\u7528\u306f\u3001\uff08AI\u6d3b\u7528\u306b\u304a\u3044\u3066\uff09\u6700\u3082\u53ef\u80fd\u6027\u306e\u3042\u308b\u3082\u306e\u306e\u4e00\u3064\u3060\u3068\u8ff0\u3079\u305f\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21153005\/mercari_%E5%9B%B3%E8%A1%A811.png\" class=\"lazy wp-image-30296\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u305f\u3068\u3048\u3070\u3001MySQL\u306ePerformance Schema\u306e\u7d71\u8a08\u60c5\u5831\u306fTiDB\u3067\u5229\u7528\u3067\u304d\u306a\u3044\u304c\u3001TiDB\u306b\u306f\u4ee3\u66ff\u3068\u3057\u3066\u5b9f\u884c\u7d71\u8a08\u3084RU\u3092\u542b\u3080\u30ea\u30bd\u30fc\u30b9\u4f7f\u7528\u72b6\u6cc1\u306a\u3069\u3001103\u3082\u306e\u5c5e\u6027\u3092\u6301\u3064Statement Summary Tables\u304c\u300c`information_schema`\u300d\u306b\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n<p>\u3000\u30e1\u30eb\u30ab\u30ea\u3067\u306f\u3001\u3053\u306eTiDB\u306e\u8c4a\u5bcc\u306a\u60c5\u5831\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u65e2\u5b58\u306eDatadog\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3092\u6539\u4fee\u305b\u305a\u306b\u52d5\u4f5c\u3059\u308b\u300cDatadog Database Monitoring for TiDB\u300d\u3092\u5b9f\u88c5\u3002\u3053\u308c\u306b\u3088\u308a\u6642\u9593\u30fb\u30af\u30a8\u30ea\u3054\u3068\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3084\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u7d71\u8a08\u53d6\u5f97\u3001EXPLAIN PLAN\u30b3\u30de\u30f3\u30c9\u306e\u78ba\u8a8d\u304c\u53ef\u80fd\u3068\u306a\u3063\u305f\u3002\u7279\u306bDatadog\u6a19\u6e96\u6a5f\u80fd\u3068\u306e\u9023\u643a\u304c\u5b9f\u73fe\u3057\u305f\u3053\u3068\u3067\u3001\u3069\u306e\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u304c\u3069\u306e\u3088\u3046\u306a\u8ca0\u8377\u3092\u4e0e\u3048\u3066\u3044\u308b\u306e\u304b\u3092\u7d71\u5408\u7684\u306b\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3068\u3044\u3046\u3002<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/static.pingcap.co.jp\/files\/2025\/11\/21153121\/mercari_%E5%9B%B3%E8%A1%A812.png\" class=\"lazy wp-image-30297\" alt=\"\" title=\"\"\/><figcaption class=\"wp-element-caption\">\n<p>\u51fa\u5178\uff1a\u682a\u5f0f\u4f1a\u793e\u30e1\u30eb\u30ab\u30ea [\u753b\u50cf\u30af\u30ea\u30c3\u30af\u3067\u62e1\u5927]\n<\/figcaption><\/figure>\n<p>\u3000\u73fe\u5728\u30e1\u30eb\u30ab\u30ea\u306f\u3001TiDB\u306e\u30b3\u30b9\u30c8\u52b9\u7387\u6539\u5584\u3084\u3001\u73fe\u72b6TiDB Cloud\u304c\u672a\u5bfe\u5fdc\u306eTiDB Auto Scaling\u306e\u5b9f\u88c5\u3001Datadog Database Monitoring\u3092\u6d3b\u7528\u3057\u3066\u8ca0\u8377\u4e0a\u6607\u3084\u969c\u5bb3\u539f\u56e0\u3092\u81ea\u7136\u8a00\u8a9e\u3067\u56de\u7b54\u3059\u308b\u3088\u3046\u306aAI\u306e\u5b9f\u73fe\u306a\u3069\u3001\u7d99\u7d9a\u7684\u306a\u53d6\u308a\u7d44\u307f\u3092\u9032\u3081\u3066\u3044\u308b\u3068\u3057\u3066\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u306f\u7de0\u3081\u304f\u304f\u3089\u308c\u305f\u3002<\/p>\n<p><em>\u51fa\u5178\uff1aEnterpriseZine \/ DB Online \u2013 \u300c\u6b62\u3081\u305a\u306b\u79fb\u884c\u3000\u30e1\u30eb\u30ab\u30ea\u306e40TB\u8d85\u30fb50\u53f0MySQL\u304b\u3089TiDB Cloud\u3078\u300d(2025\u5e7411\u670819\u65e5)<\/em><\/p>\n<\/p><\/div>\n\n<br \/><a href=\"https:\/\/pingcap.co.jp\/case-study\/mercari-tidb-cloud\/\">\u5143\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3059\u308b <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u300c\u4fe1\u983c\u6027\u300d\u3092\u91cd\u8996\u3057\u305f\u30018\u30b9\u30c6\u30c3\u30d7\u3067\u306e\u79fb\u884c\u4e8b\u4f8b\u3092\u89e3\u8aac \u8a18\u4e8b\u516c\u958b\u65e5\uff1a2025\u5e7411\u670819\u65e5 \u3000\u30e1\u30eb\u30ab\u30ea\u304c\u63d0\u4f9b\u3059\u308b\u30d5\u30ea\u30de\u30b5\u30fc\u30d3\u30b9\u300c\u30e1\u30eb\u30ab\u30ea\u300d\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u6025\u6210\u9577\u306b\u3068\u3082\u306a\u3044\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08DB\uff09\u306e\u30c7\u30fc\u30bf\u91cf\u304c\u7206\u767a\u7684\u306b\u5897\u52a0\u30022025 [&hellip;]","protected":false},"author":1,"featured_media":26638,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-26637","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hatena-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u6b62\u3081\u305a\u306b\u79fb\u884c\u3000\u30e1\u30eb\u30ab\u30ea\u306e40TB\u8d85\u30fb50\u53f0MySQL\u304b\u3089TiDB Cloud\u3078 | PingCAP\u682a\u5f0f\u4f1a\u793e - \u30dd\u30b1\u30b3\u30f3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/pingcap.co.jp\/case-study\/mercari-tidb-cloud\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6b62\u3081\u305a\u306b\u79fb\u884c\u3000\u30e1\u30eb\u30ab\u30ea\u306e40TB\u8d85\u30fb50\u53f0MySQL\u304b\u3089TiDB Cloud\u3078 | PingCAP\u682a\u5f0f\u4f1a\u793e - \u30dd\u30b1\u30b3\u30f3\" \/>\n<meta property=\"og:description\" content=\"\u300c\u4fe1\u983c\u6027\u300d\u3092\u91cd\u8996\u3057\u305f\u30018\u30b9\u30c6\u30c3\u30d7\u3067\u306e\u79fb\u884c\u4e8b\u4f8b\u3092\u89e3\u8aac \u8a18\u4e8b\u516c\u958b\u65e5\uff1a2025\u5e7411\u670819\u65e5 \u3000\u30e1\u30eb\u30ab\u30ea\u304c\u63d0\u4f9b\u3059\u308b\u30d5\u30ea\u30de\u30b5\u30fc\u30d3\u30b9\u300c\u30e1\u30eb\u30ab\u30ea\u300d\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u6025\u6210\u9577\u306b\u3068\u3082\u306a\u3044\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08DB\uff09\u306e\u30c7\u30fc\u30bf\u91cf\u304c\u7206\u767a\u7684\u306b\u5897\u52a0\u30022025 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/pingcap.co.jp\/case-study\/mercari-tidb-cloud\/\" \/>\n<meta property=\"og:site_name\" content=\"\u30dd\u30b1\u30b3\u30f3\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-06T01:40:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pokecon.jp\/job\/wp-content\/uploads\/2025\/12\/Mercari_SNS_1200x628.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"523\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"info@pokecon.jp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"info@pokecon.jp\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"1\u5206\" \/>\n<script type=\"application\/ld+json\" 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