タイプ: | bool |
デフォルト: | on |
コンテキスト: | user |
再起動: | false |
問い合わせプランナがビットマップスキャン計画型を選択することを有効もしくは無効にします。デフォルトはon
です。
推奨事項 [EN]
For interactive session use only when troubleshooting queries.
On StackOverflow
On pgsql-hackers
- [BUG] parenting a PK constraint to a self-FK one (Was: Self FK oddity when attaching a partition)
- Aggregate node doesn't include cost for sorting
- Re: Improve the performance of nested loop join in the case of partitioned inner table
- Re: [BUG] parenting a PK constraint to a self-FK one (Was: Self FK oddity when attaching a partition)
- Use of additional index columns in rows filtering