未记录表
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。
性能
说明
此类表比普通表提供更好的更新性能，但不具有崩溃安全性：在服务器崩溃时其内容会自动清除。其内容也不会传播到复制从属服务器。
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 · ffebf71a26bfbb9b9001b8b04684748d13faddf0436459cbd7965670e42925ee
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