Horton

Andrei Lepikhov

lepihov@gmail.com

Email: lepihov@gmail.com
Name: Andrei Lepikhov
Messages: 0
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Recent messages

DateSubject
2026-05-27T10:11:17Z Re: Do not scan index in right table if condition for left join evaluates to false using columns in left table
2026-05-22T05:51:04Z Re: Try a presorted outer path when referenced by an ORDER BY prefix
2026-05-19T13:11:36Z Re: Sequence Access Methods, round two
2026-05-18T18:42:51Z Re: Sequence Access Methods, round two
2026-05-17T06:03:15Z Re: Sequence Access Methods, round two
2026-05-15T09:04:37Z Re: Sequence Access Methods, round two
2026-05-13T15:11:18Z Re: Subquery pull-up increases jointree search space
2026-05-09T11:22:00Z Re: Try a presorted outer path when referenced by an ORDER BY prefix
2026-05-09T10:51:27Z Re: Subquery pull-up increases jointree search space
2025-12-26T15:20:38Z Re: Introduce Index Aggregate - new GROUP BY strategy
2025-12-26T13:03:15Z Re: Introduce Index Aggregate - new GROUP BY strategy
2025-12-18T08:44:33Z Re: Parallel Apply
2025-12-17T11:10:31Z Re: Parallel Apply
2025-11-15T10:44:15Z Re: Comments on Custom RMGRs
2025-11-11T08:59:40Z Re: Sequence Access Methods, round two
2025-11-10T15:31:07Z Re: Sequence Access Methods, round two
2025-11-07T16:05:55Z Re: Sequence Access Methods, round two
2025-11-04T14:46:35Z Re: MergeAppend could consider sorting cheapest child path
2025-11-04T13:43:05Z Re: BUG #19102: Assertion failure in generate_orderedappend_paths with aggregate pushdown
2025-10-15T09:26:45Z Re: MergeAppend could consider sorting cheapest child path
2025-10-14T09:29:27Z Re: Indexes on expressions with multiple columns and operators
2025-10-14T09:11:53Z Re: Comments on Custom RMGRs
2025-10-13T14:00:35Z Re: Indexes on expressions with multiple columns and operators
2025-10-13T13:56:59Z Re: Indexes on expressions with multiple columns and operators
2025-10-10T11:05:04Z Re: [PROPOSAL] Termination of Background Workers for ALTER/DROP DATABASE
2025-10-10T09:56:24Z Re: BUG #19076: Generic query plan is extremely slow
2025-10-10T09:28:44Z Re: Question about nested loops..
2025-10-09T10:00:29Z Re: Question about nested loops..
2025-09-23T10:43:32Z Re: Indexes on expressions with multiple columns and operators
2025-09-22T21:15:52Z Re: Indexes on expressions with multiple columns and operators
2025-09-22T13:57:43Z Re: Indexes on expressions with multiple columns and operators
2025-09-19T07:50:41Z Re: Why isn't PG using an index-only scan?
2025-09-18T11:55:02Z Re: Why isn't PG using an index-only scan?
2025-09-18T07:55:57Z Re: Why isn't PG using an index-only scan?
2025-09-17T16:42:09Z Re: RFC: extensible planner state
2025-09-11T21:54:05Z Re: Expose custom planning data in EXPLAIN
2025-09-10T07:41:14Z Re: Query Performance Degradation Due to Partition Scan Order – PostgreSQL v17.6
2025-09-09T07:02:01Z Re: Query Performance Degradation Due to Partition Scan Order – PostgreSQL v17.6
2025-09-08T13:27:27Z Re: Query Performance Degradation Due to Partition Scan Order – PostgreSQL v17.6
2025-09-08T10:05:03Z Re: Query Performance Degradation Due to Partition Scan Order – PostgreSQL v17.6
2025-09-05T08:45:41Z Re: MergeAppend could consider sorting cheapest child path
2025-09-04T09:52:24Z Re: MergeAppend could consider sorting cheapest child path
2025-09-03T10:00:18Z Re: Pathify RHS unique-ification for semijoin planning
2025-09-03T08:56:39Z Re: BUG #19037: Planner fails on estimating array length with "no relation entry" error
2025-09-02T10:55:59Z Re: Pathify RHS unique-ification for semijoin planning
2025-09-01T09:23:59Z Re: Correction of RowMark Removal During Sel-Join Elimination
2025-08-27T09:41:00Z Re: plan shape work
2025-08-26T14:03:35Z Redundant parameter in the get_useful_pathkeys_for_relation
2025-08-26T08:58:17Z Re: RFC: extensible planner state
2025-08-25T13:59:49Z Re: [BUG] Remove self joins causes 'variable not found in subplan target lists' error