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位图扫描计划类型。默认值是on
。
建议 [EN]
For interactive session use only when troubleshooting queries.
在 StackOverflow
在 pgsql-hackers
- Re: POC, WIP: OR-clause support for indexes
- Re: support create index on virtual generated column.
- EXPLAIN IndexOnlyScan shows disabled when enable_indexonlyscan=on
- Even when the data is already ordered, MergeAppend still adds a Sort node
- Re: EXPLAIN IndexOnlyScan shows disabled when enable_indexonlyscan=on