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PostgreSQL
Sven Wegener
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2025-10-08
Implement Eager Aggregation
Richard Guo
2025-08-19
Pathify RHS unique-ification for semijoin planning
Richard Guo
2025-04-10
Update wording in optimizer/README for EquivalenceClasses
David Rowley
2025-04-08
Doc: note that two examples in optimizer/README are oversimplified.
Tom Lane
2024-12-19
Convert SetOp to read its inputs as outerPlan and innerPlan.
Tom Lane
2023-05-25
Fix filtering of "cloned" outer-join quals some more.
Tom Lane
2023-05-17
Fix some issues with improper placement of outer join clauses.
Tom Lane
2023-01-30
Make Vars be outer-join-aware.
Tom Lane
2021-08-22
Allow parallel DISTINCT
David Rowley
2021-07-14
Change the name of the Result Cache node to Memoize
David Rowley
2021-04-02
Add Result Cache executor node (take 2)
David Rowley
2021-02-27
Add TID Range Scans to support efficient scanning ranges of TIDs
David Rowley
2020-11-30
Fix missing outfuncs.c support for IncrementalSortPath.
Tom Lane
2020-05-22
Adjust indentation in src/backend/optimizer/README.
Etsuro Fujita
2020-05-18
Fix typos in README
Magnus Hagander
2020-04-08
Allow partitionwise joins in more cases.
Etsuro Fujita
2019-01-28
In the planner, replace an empty FROM clause with a dummy RTE.
Tom Lane
2018-08-31
Remove extra word from src/backend/optimizer/README
Etsuro Fujita
2018-08-09
Spell "partitionwise" consistently.
Heikki Linnakangas
2018-06-07
Fix typo in README
Magnus Hagander
2018-04-07
Indexes with INCLUDE columns and their support in B-tree
Teodor Sigaev
2018-03-22
Implement partition-wise grouping/aggregation.
Robert Haas
2018-02-26
Add a new upper planner relation for partially-aggregated results.
Robert Haas
2018-02-16
Rename enable_partition_wise_join to enable_partitionwise_join
Peter Eisentraut
2017-10-28
Fix grammar.
Robert Haas
2017-10-06
Basic partition-wise join functionality.
Robert Haas
2017-08-30
Force rescanning of parallel-aware scan nodes below a Gather[Merge].
Tom Lane
2017-01-23
Fix example plan in optimizer/README.
Tom Lane
2017-01-18
Move targetlist SRF handling from expression evaluation to new executor node.
Andres Freund
2017-01-18
Improve RLS planning by marking individual quals with security levels.
Tom Lane
2016-07-01
Rethink the GetForeignUpperPaths API (again).
Tom Lane
2016-04-30
Fix planner crash from pfree'ing a partial path that a GatherPath uses.
Tom Lane
2016-04-21
Comment improvements for ForeignPath.
Robert Haas
2016-03-17
Fix typos.
Robert Haas
2016-03-14
Add a GetForeignUpperPaths callback function for FDWs.
Tom Lane
2016-03-07
Spell "parallel" correctly.
Tom Lane
2016-03-07
Make the upper part of the planner work by generating and comparing Paths.
Tom Lane
2016-01-20
Support parallel joins, and make related improvements.
Robert Haas
2015-10-01
Fix documentation error in commit 8703059c6b55c427100e00a09f66534b6ccbfaa1.
Tom Lane
2015-08-06
Further fixes for degenerate outer join clauses.
Tom Lane
2015-06-03
Fix planner's cost estimation for SEMI/ANTI joins with inner indexscans.
Tom Lane
2015-05-20
Collection of typo fixes.
Heikki Linnakangas
2015-02-28
Fix planning of star-schema-style queries.
Tom Lane
2013-11-05
Fix some obsolete information in src/backend/optimizer/README.
Tom Lane
2013-08-19
Fix qual-clause-misplacement issues with pulled-up LATERAL subqueries.
Tom Lane
2013-08-17
Fix planner problems with LATERAL references in PlaceHolderVars.
Tom Lane
2013-08-05
Simplify query_planner's API by having it return the top-level RelOptInfo.
Tom Lane
2013-04-29
Postpone creation of pathkeys lists to fix bug #8049.
Tom Lane
2012-08-29
Adjust definition of cheapest_total_path to work better with LATERAL.
Tom Lane
2012-04-19
Revise parameterized-path mechanism to fix assorted issues.
Tom Lane
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