vacuum_mem
Specifies the maximum amount of memory to be used by VACUUM to keep track of to-be-reclaimed rows. The value is specified in kilobytes, and defaults to 8192 kB. Larger settings may improve the speed of vacuuming large tables that have many deleted rows.
英文手册覆盖始于 PostgreSQL 7.4. 来源历史与运行验证各自保留独立版本边界。
当前阅读 PG 7.4·选择有来源记录的版本
此版本暂无所选语言的定义，以下显示原始英文内容。
- boot val
- 未知
- category
- Memory
- context
- 未知
- documented
- true
- enumvals
- 未知
- extra desc
- 未知
- lang
- en
- max val
- 未知
- metadata version
- 未知
- min val
- 未知
- name
- vacuum_mem
- short desc
- 未知
- source
- english-manual
- unit
- 未知
- vartype
- integer
版本定义 PG 7.4
Specifies the maximum amount of memory to be used by VACUUM to keep track of to-be-reclaimed rows. The value is specified in kilobytes, and defaults to 8192 kB. Larger settings may improve the speed of vacuuming large tables that have many deleted rows.
比较版本
来源引用
定义来源
center · PostgreSQL 7.4 · english-manuals:ed0fb8d86ef01b239a99077edb382d65de40b9b2d29f08266571b56c80d2fbb8
正文语言: en · english-manuals:ed0fb8d86ef01b239a99077edb382d65de40b9b2d29f08266571b56c80d2fbb8