{"id":7444,"date":"2026-09-14T11:07:29","date_gmt":"2026-09-14T02:07:29","guid":{"rendered":"https:\/\/edbjapan.com\/manual\/?p=7444"},"modified":"2026-09-14T11:07:29","modified_gmt":"2026-09-14T02:07:29","slug":"pgd-6-5-0","status":"publish","type":"post","link":"https:\/\/edbjapan.com\/manual\/pgd-6-5-0\/","title":{"rendered":"EDB Postgres Distributed\uff08PGD\uff096.5.0"},"content":{"rendered":"

\u65e5\u672c\u8a9e\u8a33\uff5cEDB Postgres Distributed\uff08PGD\uff096.5.0<\/h4>\n

\u203bGoogle\u306eAutoML Translation\u3092\u4f7f\u7528\u3057\u3066\u7ffb\u8a33\u3057\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\"\"<\/a><\/td>\n\"\"<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u82f1\u8a9e\u539f\u6587\uff5cEDB Postgres Distributed\uff08PGD\uff096.5.0<\/h4>\n\n\n\n
\"\"<\/a><\/td>\n\"\"<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6982\u8981<\/h3>\n

1. PGD\uff08EDB Postgres Distributed\uff09\u3068\u306f<\/strong>
\nEDB Postgres Distributed (PGD) \u306f\u3001\u6a19\u6e96\u306e PostgreSQL\u3001EDB Postgres Extended Server (PGE)\u3001\u307e\u305f\u306f EDB Postgres Advanced Server (EPAS) \u3092\u3001\u5206\u6563\u578b\u304b\u3064\u5e38\u6642\u7a3c\u50cd\uff08Always-On\uff09\u306e\u30de\u30eb\u30c1\u30de\u30b9\u30bf\u30fc\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3078\u3068\u62e1\u5f35\u3059\u308b\u7d71\u5408\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b9\u30bf\u30c3\u30af\u3067\u3059\u3002<\/p>\n

\u6700\u65b0\u4e16\u4ee3\u306e BDR\uff08Bi-Directional Replication\uff1a\u53cc\u65b9\u5411\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff09 \u3092\u4e2d\u6838\u3068\u3057\u3066\u69cb\u7bc9\u3055\u308c\u3066\u304a\u308a\u3001\u5916\u90e8\u306e\u30d7\u30ed\u30ad\u30b7\u3084\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u30c4\u30fc\u30eb\u3092\u5fc5\u8981\u3068\u305b\u305a\u3001\u30ed\u30fc\u30ab\u30eb\u30ce\u30fc\u30c9\u9593\u3001\u8907\u6570\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u9593\u3001\u30de\u30eb\u30c1\u30ea\u30fc\u30b8\u30e7\u30f3\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306b\u308f\u305f\u308a\u3001\u30de\u30eb\u30c1\u30de\u30b9\u30bf\u30fc\u8ad6\u7406\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u306e\u5408\u610f\u5f62\u6210\u3001\u81ea\u52d5\u7af6\u5408\u7ba1\u7406\u3001\u6700\u5927\u300c99.999%\uff08\u30d5\u30a1\u30a4\u30d6\u30ca\u30a4\u30f3\uff09\u300d\u306e\u9ad8\u53ef\u7528\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n

2. PGD\u306e\u4e3b\u306a\u6a5f\u80fd<\/strong><\/p>\n

    \n
  • \u30de\u30eb\u30c1\u30de\u30b9\u30bf\u30fc\uff08\u30a2\u30af\u30c6\u30a3\u30d6\u30fb\u30a2\u30af\u30c6\u30a3\u30d6\uff09\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3:<\/strong> \u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u30ce\u30fc\u30c9\u304c\u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3067\u3042\u308a\u3001\u8907\u6570\u306e\u62e0\u70b9\u3067\u540c\u6642\u306b\u8aad\u307f\u66f8\u304d\u3092\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/li>\n
  • \u30b3\u30df\u30c3\u30c8\u30b9\u30b3\u30fc\u30d7\uff08\u67d4\u8edf\u306a\u8010\u4e45\u6027\u30fb\u4e00\u8cab\u6027\u5236\u5fa1\uff09:<\/strong>\n
      \n
    • Synchronous Commit\uff08\u540c\u671f\u30b3\u30df\u30c3\u30c8\uff09:<\/strong> \u30ea\u30e2\u30fc\u30c8\u30ce\u30fc\u30c9\u306b\u3088\u308b\u78ba\u8a8d\uff08received\u3001replicated\u3001durable\u3001visible\uff09\u3092\u4fdd\u8a3c\u3002<\/li>\n
    • Quorum Commit\uff08\u30af\u30a9\u30fc\u30e9\u30e0\u30b3\u30df\u30c3\u30c8\uff09:<\/strong> 2\u30d5\u30a7\u30fc\u30ba\u30b3\u30df\u30c3\u30c8\u3092\u7528\u3044\u3066\u904e\u534a\u6570\u306e\u30ce\u30fc\u30c9\u304c\u5408\u610f\u3059\u308b\u307e\u3067\u3069\u306e\u30ce\u30fc\u30c9\u3082\u30ed\u30fc\u30ab\u30eb\u30b3\u30df\u30c3\u30c8\u3092\u884c\u308f\u306a\u3044\u4ed5\u7d44\u307f\u3067\u3001\u30c7\u30fc\u30bf\u306e\u4e0d\u6574\u5408\u3084\u7af6\u5408\u3092\u672a\u7136\u306b\u9632\u6b62\u3002<\/li>\n
    • CAMO (Commit At Most Once):<\/strong> \u30d1\u30fc\u30c8\u30ca\u30fc\u30ce\u30fc\u30c9\u3068\u9023\u643a\u3057\u3001\u969c\u5bb3\u767a\u751f\u6642\u306e\u518d\u8a66\u884c\u306b\u3088\u308b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u4e8c\u91cd\u5b9f\u884c\u3092\u9632\u6b62\u3002<\/li>\n
    • Lag Control\uff08\u9045\u5ef6\u5236\u5fa1\uff09:<\/strong> \u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9045\u5ef6\u304c\u95be\u5024\u3092\u8d85\u3048\u305f\u5834\u5408\u3001\u5143\u306e\u30ce\u30fc\u30c9\u306e\u66f8\u304d\u8fbc\u307f\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u81ea\u52d5\u7684\u306b\u6291\u5236\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \u81ea\u52d5\u7af6\u5408\u7ba1\u7406\uff08Conflict Management\uff09:<\/strong> \u300c\u6700\u65b0\u306e\u66f4\u65b0\u3092\u512a\u5148\uff08update_if_newer\uff09\u300d\u3001\u30ab\u30b9\u30bf\u30e0\u7af6\u5408\u30c8\u30ea\u30ac\u30fc\u3001\u30ab\u30e9\u30e0\u30ec\u30d9\u30eb\u7af6\u5408\u691c\u51fa\uff08CLCD\uff09\u3001\u7af6\u5408\u30d5\u30ea\u30fc\u8907\u88fd\u30c7\u30fc\u30bf\u578b\uff08CRDT\uff09 \u306a\u3069\u3092\u7528\u3044\u3066\u3001\u30c7\u30fc\u30bf\u306e\u885d\u7a81\u3092\u81ea\u52d5\u7684\u306b\u89e3\u6c7a\u3002<\/li>\n
    • \u7d44\u307f\u8fbc\u307f\u578b Connection Manager:<\/strong> \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5185\u306b\u7d44\u307f\u8fbc\u307e\u308c\u305f\u30ec\u30a4\u30e4\u30fc7\u30d7\u30ed\u30ad\u30b7\uff0f\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30e9\u30fc\u3002\u66f8\u304d\u8fbc\u307f\u30ea\u30fc\u30c0\u30fc\u3078\u306e\u81ea\u52d5\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30ec\u30d7\u30ea\u30ab\u9593\u3067\u306e\u8aad\u307f\u53d6\u308a\u8ca0\u8377\u5206\u6563\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\uff0f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30ea\u30f3\u30b0\u3092\u63d0\u4f9b\u3002<\/li>\n
    • Raft\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u30ec\u30a4\u30e4\u30fc:<\/strong> \u66f8\u304d\u8fbc\u307f\u30ea\u30fc\u30c0\u30fc\u306e\u9078\u51fa\u3001\u30b0\u30ed\u30fc\u30d0\u30ebDDL\/DML\u30ed\u30c3\u30af\u306e\u7ba1\u7406\u3001\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u306e\u5408\u610f\u5f62\u6210\u3092\u81ea\u52d5\u51e6\u7406\u3002<\/li>\n
    • \u30b0\u30ed\u30fc\u30d0\u30eb\u30b7\u30fc\u30b1\u30f3\u30b9:<\/strong> SnowflakeId\uff08\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\uff0f\u30ce\u30fc\u30c9ID\u30d9\u30fc\u30b9\uff09\u3084 galloc\uff08\u30b0\u30ed\u30fc\u30d0\u30eb\u5272\u308a\u5f53\u3066\u7bc4\u56f2\uff09\u306b\u3088\u308a\u3001\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u3067\u91cd\u8907\u3057\u306a\u3044\u4e00\u610f\u306e\u4e3b\u30ad\u30fc\u3092\u751f\u6210\u3002<\/li>\n
    • \u968e\u5c64\u5316\u30c6\u30fc\u30d6\u30eb\uff08Tiered Tables\uff09\u3068\u30ec\u30a4\u30af\u30cf\u30a6\u30b9\u9023\u643a\uff08PGAA\uff09:<\/strong> Postgres Analytics Accelerator (PGAA) \u3068\u9023\u643a\u3057\u3001\u53e4\u3044\u30b3\u30fc\u30eb\u30c9\u30c7\u30fc\u30bf\u3092\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\uff08Apache Iceberg\u00ae \u3084 Delta Lake\uff09\u3078\u81ea\u52d5\u79fb\u884c\u3057\u3064\u3064\u3001\u540c\u4e00\u30c6\u30fc\u30d6\u30eb\u3068\u3057\u3066SQL\u304b\u3089\u900f\u904e\u7684\u306b\u691c\u7d22\u53ef\u80fd\u3002<\/li>\n
    • \u9078\u629e\u7684\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08Selective Replication\uff09:<\/strong> \u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30bb\u30c3\u30c8\u3084\u884c\u30d5\u30a3\u30eb\u30bf\u30fc\uff08row_filter\uff09\u306b\u3088\u308a\u3001\u6a5f\u5bc6\u30c7\u30fc\u30bf\u3084\u500b\u4eba\u60c5\u5831\uff08GDPR\/CCPA\u5bfe\u8c61\u30c7\u30fc\u30bf\uff09\u3092\u7279\u5b9a\u30ea\u30fc\u30b8\u30e7\u30f3\u5185\u306e\u307f\u306b\u4fdd\u6301\u3057\u3001\u5171\u901a\u30de\u30b9\u30bf\u30c7\u30fc\u30bf\u306e\u307f\u3092\u30b0\u30ed\u30fc\u30d0\u30eb\u306b\u8907\u88fd\u53ef\u80fd\u3002<\/li>\n
    • LCR\uff08\u8ad6\u7406\u5909\u66f4\u30ec\u30b3\u30fc\u30c9\uff09\u3068CDC\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u30b5\u30dd\u30fc\u30c8:<\/strong> \u30c7\u30b3\u30fc\u30c9\u51e6\u7406\u30921\u56de\u3067\u6e08\u307e\u305b\u308b\u30c7\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30ef\u30fc\u30ab\u30fc\u3084\u3001\u8ad6\u7406\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b9\u30ed\u30c3\u30c8\u3092\u30af\u30e9\u30b9\u30bf\u5168\u4f53\u3067\u8907\u88fd\u3059\u308bCDC\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u6a5f\u80fd\u3092\u63d0\u4f9b\u3002<\/li>\n<\/ul>\n

      3. PGD\u306e\u30e1\u30ea\u30c3\u30c8<\/strong><\/p>\n

        \n
      • \u9ad8\u53ef\u7528\u6027\u3068\u5f85\u3061\u6642\u9593\u30bc\u30ed\u306e\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc:<\/strong> \u30ce\u30fc\u30c9\u3084\u30ea\u30fc\u30b8\u30e7\u30f3\u3067\u969c\u5bb3\u304c\u767a\u751f\u3057\u3066\u3082\u6570\u79d2\u3067\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u81ea\u52d5\u8fc2\u56de\u3055\u308c\u3001\u5fa9\u65e7\u6642\u9593\u76ee\u6a19\uff08RTO\uff09\u3092\u5927\u5e45\u306b\u77ed\u7e2e\uff08\u6700\u592799.999%\u306e\u53ef\u7528\u6027\uff09\u3002<\/li>\n
      • \u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u30bc\u30ed\u306e\u30ed\u30fc\u30ea\u30f3\u30b0\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9:<\/strong> \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u505c\u6b62\u3055\u305b\u308b\u3053\u3068\u306a\u304f\u3001OS\u306e\u30d1\u30c3\u30c1\u9069\u7528\u3084Postgres\/PGD\u306e\u30e1\u30b8\u30e3\u30fc\uff0f\u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u30921\u30ce\u30fc\u30c9\u305a\u3064\u9806\u6b21\u5b9f\u65bd\u53ef\u80fd\u3002<\/li>\n
      • \u53b3\u683c\u306a\u5206\u6563\u4e00\u8cab\u6027\u306e\u5b9f\u73fe:<\/strong> Quorum Commit\u306b\u3088\u308a\u3001\u91d1\u878d\u3084\u6c7a\u6e08\u306a\u3069\u4e0d\u6574\u5408\u304c\u8a31\u3055\u308c\u306a\u3044\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u3082\u30c7\u30fc\u30bf\u4e0d\u6574\u5408\uff08\u30b9\u30d7\u30ea\u30c3\u30c8\u30d6\u30ec\u30a4\u30f3\uff09\u3092\u8d77\u3053\u3055\u305a\u306b\u5b89\u5168\u306b\u51e6\u7406\u3002<\/li>\n
      • \u30c7\u30fc\u30bf\u4e3b\u6a29\u3068\u5730\u57df\u5236\u9650\u3078\u306e\u9069\u5408:<\/strong> \u30c7\u30fc\u30bf\u306e\u6240\u5728\u898f\u5236\uff08GDPR\u3001CCPA\u7b49\uff09\u306b\u6e96\u62e0\u3057\u3001\u7279\u5b9a\u56fd\u306e\u30c7\u30fc\u30bf\u3092\u56fd\u5185\u306b\u7559\u3081\u306a\u304c\u3089\u30b0\u30ed\u30fc\u30d0\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u53ef\u80fd\u3002<\/li>\n
      • \u5927\u5e45\u306a\u30b3\u30b9\u30c8\u524a\u6e1b:<\/strong> \u968e\u5c64\u5316\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u3088\u308a\u3001\u84c4\u7a4d\u3055\u308c\u305f\u5c65\u6b74\u30c7\u30fc\u30bf\u3092\u5b89\u4fa1\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u30aa\u30d5\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u3067\u3001\u9ad8\u6027\u80fdSSD\u3068\u6bd4\u8f03\u3057\u3066\u30b9\u30c8\u30ec\u30fc\u30b8\u30b3\u30b9\u30c8\u3092\u6700\u5927 18\u5206\u306e1 \u306b\u524a\u6e1b\u3002<\/li>\n
      • \u904b\u7528\u306e\u7c21\u7d20\u5316:<\/strong> Connection Manager\u3084Raft\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u305f\u3081\u3001PgBouncer\u3001HARP\u3001etcd \u306a\u3069\u306e\u5916\u90e8\u30c4\u30fc\u30eb\u304c\u4e0d\u8981\u3002<\/li>\n<\/ul>\n

        4. \u30d0\u30fc\u30b8\u30e7\u30f3 6.5.0 \u306e\u65b0\u6a5f\u80fd\u30fb\u5909\u66f4\u70b9<\/strong><\/p>\n

          \n
        • \u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u5bfe\u5fdc Connection Manager:<\/strong>\n
            \n
          • \u30a8\u30f3\u30b8\u30f3\u304c\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u5316\u3055\u308c\u3001CPU\u30b3\u30a2\u6570\u306b\u5fdc\u3058\u3066\u63a5\u7d9a\u51e6\u7406\u80fd\u529b\u304c\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\uff08bdr.conn_mgr_worker_threads \u3067\u5236\u5fa1\uff09\u3002<\/li>\n
          • \u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3084\u8a2d\u5b9a\u66f4\u65b0\u304c\u5225\u30b9\u30ec\u30c3\u30c9\u3067\u51e6\u7406\u3055\u308c\u308b\u305f\u3081\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u7d042.4\u500d\u5411\u4e0a\u3057\u30ec\u30a4\u30c6\u30f3\u30b7\u304c\u4f4e\u6e1b\u3002<\/li>\n
          • PgBouncer\u30b9\u30bf\u30a4\u30eb\u306e\u9ad8\u901f\u30ea\u30bb\u30c3\u30c8\u30e2\u30fc\u30c9\uff08conn_mgr_server_reset_mode = fast\uff09\u304c\u8ffd\u52a0\u3055\u308c\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30ea\u30f3\u30b0\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u3055\u3089\u306b\u6700\u5927 60% \u5411\u4e0a\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \u7d44\u307f\u8fbc\u307f\u76e3\u8996Web UI\u304a\u3088\u3073REST API\uff08PGD Monitor\uff09:<\/strong>
            \n\u5404\u30ce\u30fc\u30c9\u304c\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u30ef\u30fc\u30ab\u30fc\u3068\u3057\u3066\u76e3\u8996Web UI\u3068JSON REST API\uff08\/api\/v1\/\uff09\u3092\u63d0\u4f9b\uff08bdr.monitor_enabled = on \u3067\u6709\u52b9\u5316\uff09\u3002\u30af\u30e9\u30b9\u30bf\u6982\u8981\u3001\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9045\u5ef6\u3001Raft\u72b6\u614b\u3001\u30af\u30a8\u30ea\u8a3a\u65ad\u3001\u30a8\u30e9\u30fc\u30ed\u30b0\u306a\u3069\u3092\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u78ba\u8a8d\u53ef\u80fd\u3002<\/li>\n
          • Prometheus \u30e1\u30c8\u30ea\u30af\u30b9\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8:<\/strong>
            \nPGD Monitor\u304cPrometheus\u30c6\u30ad\u30b9\u30c8\u5f62\u5f0f\u306e \/metrics \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u6a19\u6e96\u516c\u958b\u3002PGD\u56fa\u6709\u306e\u6642\u7cfb\u5217\u30c7\u30fc\u30bf\u3001\u30af\u30e9\u30b9\u30bf\u72b6\u614b\u3001\u30b3\u30df\u30c3\u30c8\u30ec\u30a4\u30c6\u30f3\u30b7\u30d2\u30b9\u30c8\u30b0\u30e9\u30e0\u3001Postgres\u7d71\u8a08\u60c5\u5831\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u53ef\u80fd\u3002<\/li>\n
          • \u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9045\u5ef6\u306b\u3088\u308b\u30ce\u30fc\u30c9\u81ea\u52d5\u9000\u51fa\uff08Node Eviction\uff09:<\/strong>
            \n\u65b0\u3057\u3044\u30b0\u30eb\u30fc\u30d7\u30aa\u30d7\u30b7\u30e7\u30f3 evict_node_action\uff08part \u7b49\uff09\u3068 evict_node_lag_bytes \u306b\u3088\u308a\u3001\u30ce\u30fc\u30c9\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9045\u5ef6\u304c\u8a2d\u5b9a\u95be\u5024\u3092\u8d85\u3048\u305f\u5834\u5408\u306b\u81ea\u52d5\u3067\u5207\u308a\u96e2\u3057\uff08part\uff09\u3092\u5b9f\u884c\u3002WAL\u306e\u80a5\u5927\u5316\u306b\u3088\u308b\u30c7\u30a3\u30b9\u30af\u67af\u6e07\u969c\u5bb3\u3092\u9632\u6b62\u3002<\/li>\n
          • Quorum Commit \u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u5168\u30e2\u30fc\u30c9\u5bfe\u5fdc:<\/strong>
            \nQuorum Commit \u304c\u3059\u3079\u3066\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30e2\u30fc\u30c9\uff08off, file, writer, auto\uff09\u306b\u5bfe\u5fdc\u3002\u9001\u4fe1\u5143\u3067\u81ea\u52d5\u5224\u5225\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3078\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3059\u308b\u305f\u3081\u3001\u7279\u5225\u306a\u624b\u52d5\u8a2d\u5b9a\u304c\u4e0d\u8981\u306b\u3002<\/li>\n
          • \u65b0\u3057\u3044 PGD CLI \u30b3\u30de\u30f3\u30c9\u306e\u8ffd\u52a0:<\/strong>\n
              \n
            • pgd raft restore:<\/strong> \u904e\u534a\u6570\u306e\u30ce\u30fc\u30c9\u3092\u55aa\u5931\u3057\u305f\u969b\u306b\u3001\u6700\u5c0f\u9650\u306e\u30ce\u30fc\u30c9\uff08Witness\u30ce\u30fc\u30c9\u3092\u512a\u5148\uff09\u3092\u5207\u308a\u96e2\u3057\u3066Raft\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u3092\u5fa9\u65e7\u3059\u308b\u30c7\u30a3\u30b6\u30b9\u30bf\u30ea\u30ab\u30d0\u30ea\u30b3\u30de\u30f3\u30c9\u3002<\/li>\n
            • pgd node start \/ stop \/ restart:<\/strong> systemd \u3092\u4ecb\u3055\u305a\u306b pg_ctl \u3092\u4f7f\u3063\u3066\u30ed\u30fc\u30ab\u30eb\u306ePostgres\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u76f4\u63a5\u5236\u5fa1\u3002<\/li>\n<\/ul>\n<\/li>\n
            • \u5206\u6790\u30b9\u30c8\u30ec\u30fc\u30b8\uff0f\u30ab\u30bf\u30ed\u30b0\u8a2d\u5b9a\u306e\u4e8b\u524d\u691c\u8a3c:<\/strong>
              \nbdr.alter_node_group_option() \u3067 analytics_storage_location \u3084 analytics_write_catalog \u3092\u8a2d\u5b9a\u3059\u308b\u969b\u3001\u6307\u5b9a\u5148\u304c\u6709\u52b9\u304b\u3064\u5230\u9054\u53ef\u80fd\u306a\u8aad\u307f\u66f8\u304d\u30d1\u30b9\u3067\u3042\u308b\u304b\u3092\u81ea\u52d5\u691c\u8a3c\u3002<\/li>\n
            • \u30b3\u30df\u30c3\u30c8\u5224\u5b9a\u306e\u8ffd\u8de1\u5c5e\u6027\uff08is_raft\uff09\u306e\u8ffd\u52a0:<\/strong>
              \nbdr.commit_decisions \u304a\u3088\u3073 bdr.bdr_get_commit_decisions() \u306b is_raft \u30ab\u30e9\u30e0\u304c\u8ffd\u52a0\u3055\u308c\u3001Raft\u8abf\u6574\u306b\u3088\u308b\u30b3\u30df\u30c3\u30c8\u304b\u5426\u304b\u3092\u5224\u5225\u53ef\u80fd\u306b\u3002<\/li>\n
            • PostgreSQL 19 \u30b5\u30dd\u30fc\u30c8\u306b\u5411\u3051\u305f\u6e96\u5099:<\/strong>
              \nPGD 6.5.0 \u306f PGD 6 \u30b7\u30ea\u30fc\u30ba\u306e\u6700\u7d42\u6a5f\u80fd\u30ea\u30ea\u30fc\u30b9\u3067\u3042\u308a\u3001\u5c06\u6765\u306e\u300cPGD 19\u300d\u7d71\u5408\u30d1\u30c3\u30b1\u30fc\u30b8\u30e2\u30c7\u30eb\u3078\u306e\u79fb\u884c\u306b\u5411\u3051\u305f\u57fa\u76e4\u3092\u6574\u5099\u3002<\/li>\n
            • PGD Essential (PGD-S) \u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u7d71\u5408\uff08\u63d0\u4f9b\u7d42\u4e86\uff09:<\/strong>
              \n\u72ec\u7acb\u3057\u305f\u500b\u5225\u30d1\u30c3\u30b1\u30fc\u30b8\u3068\u3057\u3066\u306e\u300cPGD Essential\u300d\u304c\u7d42\u4e86\u3002\u6a19\u6e96\u306e postgres_distributed \u30ea\u30dd\u30b8\u30c8\u30ea\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3078\u7d71\u5408\u3002<\/li>\n<\/ul>\n
              \n","protected":false},"excerpt":{"rendered":"

              \u65e5\u672c\u8a9e\u8a33\uff5cEDB Postgres Distributed\uff08PGD\uff096.5.0
              \n\u82f1\u8a9e\u539f\u6587\uff5cEDB Postgres Distributed\uff08PGD\uff096.5.0<\/p>\n","protected":false},"author":1,"featured_media":6171,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"common","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":""},"categories":[17,20],"tags":[],"class_list":["post-7444","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ha","category-pgd"],"veu_head_title_object":{"title":"","add_site_title":""},"_links":{"self":[{"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/posts\/7444","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/comments?post=7444"}],"version-history":[{"count":3,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/posts\/7444\/revisions"}],"predecessor-version":[{"id":7451,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/posts\/7444\/revisions\/7451"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/media\/6171"}],"wp:attachment":[{"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/media?parent=7444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/categories?post=7444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/edbjapan.com\/manual\/wp-json\/wp\/v2\/tags?post=7444"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}