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path: root/src/backend/optimizer/path/costsize.c
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* Update copyright for 2009.Bruce Momjian2009-01-01
* Support window functions a la SQL:2008.Tom Lane2008-12-28
* Switch the planner over to treating qualifications of a JOIN_SEMI join asTom Lane2008-11-22
* Add a concept of "placeholder" variables to the planner. These are variablesTom Lane2008-10-21
* Salvage a little bit of work from a failed patch: simplify and speed upTom Lane2008-10-17
* Implement SQL-standard WITH clauses, including WITH RECURSIVE.Tom Lane2008-10-04
* Fix an oversight in the 8.2 patch that improved mergejoin performance byTom Lane2008-09-05
* Move exprType(), exprTypmod(), expression_tree_walker(), and related routinesTom Lane2008-08-25
* Arrange to convert EXISTS subqueries that are equivalent to hashable INTom Lane2008-08-22
* Clean up the loose ends in selectivity estimation left by my patch for semiTom Lane2008-08-16
* Implement SEMI and ANTI joins in the planner and executor. (Semijoins replaceTom Lane2008-08-14
* When a relation has been proven empty by constraint exclusion, propagate thatTom Lane2008-03-24
* Update copyrights in source tree to 2008.Bruce Momjian2008-01-01
* Fix mergejoin cost estimation so that we consider the statistical ranges ofTom Lane2007-12-08
* Re-run pgindent with updated list of typedefs. (Updated README shouldBruce Momjian2007-11-15
* pgindent run for 8.3.Bruce Momjian2007-11-15
* Fix UPDATE/DELETE WHERE CURRENT OF to support repeated update and update-Tom Lane2007-10-24
* Fix cost estimates for EXISTS subqueries that are evaluated as initPlansTom Lane2007-09-22
* Support UPDATE/DELETE WHERE CURRENT OF cursor_name, per SQL standard.Tom Lane2007-06-11
* Downgrade implicit casts to text to be assignment-only, except for the onesTom Lane2007-06-05
* Teach tuplestore.c to throw away data before the "mark" point when the callerTom Lane2007-05-21
* Teach tuplesort.c about "top N" sorting, in which only the first N tuplesTom Lane2007-05-04
* Some further performance tweaks for planning large inheritance trees thatTom Lane2007-04-21
* Tweak set_rel_width() to avoid redundant executions of getrelid().Tom Lane2007-04-21
* Fix array coercion expressions to ensure that the correct volatility isTom Lane2007-03-27
* Turn the rangetable used by the executor into a flat list, and avoid storingTom Lane2007-02-22
* Put back planner's ability to cache the results of mergejoinscansel(),Tom Lane2007-01-22
* Add COST and ROWS options to CREATE/ALTER FUNCTION, plus underlying pg_procTom Lane2007-01-22
* Refactor planner's pathkeys data structure to create a separate, explicitTom Lane2007-01-20
* Change the planner-to-executor API so that the planner tells the executorTom Lane2007-01-10
* Remove cost_hashjoin's very ancient hack to discourage (once, entirely forbid)Tom Lane2007-01-08
* Update CVS HEAD for 2007 copyright. Back branches are typically notBruce Momjian2007-01-05
* Restructure operator classes to allow improved handling of cross-data-typeTom Lane2006-12-23
* Fix some planner bugs exposed by reports from Arjen van der Meijden. TheseTom Lane2006-12-15
* Suppress a few 'uninitialized variable' warnings that gcc emits only atTom Lane2006-11-11
* Fix set_joinrel_size_estimates() to estimate outer-join sizes moreTom Lane2006-11-10
* pgindent run for 8.2.Bruce Momjian2006-10-04
* Improve usage of effective_cache_size parameter by assuming that all theTom Lane2006-09-19
* Add support for multi-row VALUES clauses as part of INSERT statementsJoe Conway2006-08-02
* Convert effective_cache_size to an integer, for better integration withPeter Eisentraut2006-07-26
* In the recent changes to make the planner account better for cacheTom Lane2006-07-22
* Remove 576 references of include files that were not needed.Bruce Momjian2006-07-14
* Sort reference of include files, "A" - "F".Bruce Momjian2006-07-11
* Fix oversight in planning for multiple indexscans driven byTom Lane2006-07-01
* Revise the planner's handling of "pseudoconstant" WHERE clauses, that isTom Lane2006-07-01
* Make the planner estimate costs for nestloop inner indexscans on the basisTom Lane2006-06-06
* While making the seq_page_cost changes, I was struck by the fact thatTom Lane2006-06-05
* Add a GUC parameter seq_page_cost, and use that everywhere we formerlyTom Lane2006-06-05
* Update copyright for 2006. Update scripts.Bruce Momjian2006-03-05
* Improve tuplesort.c to support variable merge order. The original codingTom Lane2006-02-19