类型: | bool |
默认: | on |
上下文: | user |
重新开始: | false |
允许或禁止查询规划器使用顺序扫描计划类型。它不可能完全禁止顺序扫描,但是关闭这个变量将使得规划器尽可能优先使用其他方法。默认值是on
。
建议 [EN]
For interactive session use only when troubleshooting queries.
在 StackOverflow
在 pgsql-hackers
- [BUG] parenting a PK constraint to a self-FK one (Was: Self FK oddity when attaching a partition)
- [PATCH] Query Jumbling for CALL and SET utility statements
- Re: [PATCH] Query Jumbling for CALL and SET utility statements
- CLUSTER sort on abbreviated expressions is broken
- Re: Condition pushdown: why (=) is pushed down into join, but BETWEEN or >= is not?