Type: | bool |
Default: | on |
Context: | user |
Restart: | false |
Enables or disables the query planner's use of hashed aggregation plan types. The default is on
.
Recommendations
For interactive session use only when troubleshooting queries.
On StackOverflow
On pgsql-hackers
- Re: Todo: Teach planner to evaluate multiple windows in the optimal order
- Is select_outer_pathkeys_for_merge() too strict now we have Incremental Sorts?
- Re: Why enable_hashjoin Completely disables HashJoin
- [PATCH] Teach planner to further optimize sort in distinct
- Re: [PATCH] Teach planner to further optimize sort in distinct