插入的数据可触发自动 vacuum
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
这一新行为减少了表需要冻结时的必要工作量，并允许页面被设置为全可见。全可见页面允许仅索引扫描访问更少的堆行。
所选版本: PostgreSQL 18
不支持
比较版本
原始文档链接
相关来源快照条目 · 此关系来自原始来源；两组矩阵各自保留独立状态。
完整来源事实与出处
legacy · center · 9af1b48836311df3199c56ce5b7a3f0f5a4658eab93b7a68f8f3d2bd2618faf0
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