EXPLAIN (WAL) 支持
已记录的来源状态与原始语言说明；缺少版本证据时明确标为未知。
来源快照记录 PostgreSQL 8.1–18 的变化节点；历史矩阵独立记录 7.4–18 的状态。两者均未记录 PostgreSQL 19 或 20 的支持状态，较新版本明确保留为未知。这些来源声明与运行测量相互独立。
后端
说明
EXPLAIN 现在可以跟踪 WAL 使用信息，同时支持 auto_explain、autovacuum 和 pg_stat_statements。
更多信息请参阅 EXPLAIN 文档。
所选版本: PostgreSQL 18
支持
比较版本
原始文档链接
已记录旧标识: 348
完整来源事实与出处
yaml · center · 1dd22bf9a7f3ec325b894e2836fda535a25529f246a94dd41d6abbfe9997f7fd
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"BodyHTML": "\u003cp\u003e\u003ca href=\"https://www.postgresql.org/docs/13/sql-explain.html\" rel=\"nofollow\"\u003eEXPLAIN\u003c/a\u003e can now track WAL usage information along with \u003ca href=\"https://www.postgresql.org/docs/13/auto-explain.html\" rel=\"nofollow\"\u003eauto_explain\u003c/a\u003e, \u003ca href=\"https://www.postgresql.org/docs/13/routine-vacuuming.html#AUTOVACUUM\" rel=\"nofollow\"\u003eautovacuum\u003c/a\u003e, and \u003ca href=\"https://www.postgresql.org/docs/13/pgstatstatements.html\" rel=\"nofollow\"\u003epg_stat_statements\u003c/a\u003e.\u003c/p\u003e\n\u003cp\u003eFor more information, please see the documentation on \u003ca href=\"https://www.postgresql.org/docs/13/sql-explain.html\" rel=\"nofollow\"\u003eEXPLAIN\u003c/a\u003e.\u003c/p\u003e\n",
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