enable_nestloop
Enables or disables the query planner's use of nested-loop join plans. It is impossible to suppress nested-loop joins entirely, but turning this variable off discourages the planner from using one if there are other methods available. The default is on.
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 18·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
- on
- category
- Query Tuning / Planner Method Configuration
- context
- user
- documented
- true
- enumvals
- 未知
- extra desc
- 未知
- lang
- en
- max val
- 未知
- metadata version
- 18
- min val
- 未知
- name
- enable_nestloop
- short desc
- Enables the planner's use of nested-loop join plans.
- source
- pg-settings-source-snapshot
- unit
- 未知
- vartype
- bool
版本定义 PG 18
Enables or disables the query planner's use of nested-loop join plans. It is impossible to suppress nested-loop joins entirely, but turning this variable off discourages the planner from using one if there are other methods available. The default is on.
比较版本
来源引用
定义来源
center · PostgreSQL 18 · english-manuals:da7ed6ba377f7aefb3282e2c67b6e7da75b4ac5d30f842975ffabbd920f18b59
正文语言: en · english-manuals:da7ed6ba377f7aefb3282e2c67b6e7da75b4ac5d30f842975ffabbd920f18b59