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* 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 planner to do the right thing when a degenerate outer join (one whoseTom Lane2006-12-12
* pgindent run for 8.2.Bruce Momjian2006-10-04
* Increase default value of effective_cache_size to 128MB, per discussion.Tom Lane2006-09-25
* Improve usage of effective_cache_size parameter by assuming that all theTom Lane2006-09-19
* Add INSERT/UPDATE/DELETE RETURNING, with basic docs and regression tests.Tom Lane2006-08-12
* Add support for multi-row VALUES clauses as part of INSERT statementsJoe Conway2006-08-02
* Change the relation_open protocol so that we obtain lock on a relationTom Lane2006-07-31
* Convert effective_cache_size to an integer, for better integration withPeter Eisentraut2006-07-26
* Change LIMIT/OFFSET to use int8Bruce Momjian2006-07-26
* In the recent changes to make the planner account better for cacheTom Lane2006-07-22
* Fix some missing inclusions identified with new pgcheckdefines tool.Tom Lane2006-07-15
* Allow include files to compile own their own.Bruce Momjian2006-07-13
* 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
* Increase the default value of cpu_index_tuple_cost from 0.001 to 0.005.Tom 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 my initial, rather hacky implementation of joins to appendTom Lane2006-02-05
* Fix constraint exclusion to work in inherited UPDATE/DELETE queriesTom Lane2006-02-04
* Teach planner to convert simple UNION ALL subqueries into append relations,Tom Lane2006-02-03
* Update random() usage so ranges are inclusive/exclusive as required.Bruce Momjian2006-02-03
* Restructure planner's handling of inheritance. Rather than processingTom Lane2006-01-31
* Fix code that checks to see if an index can be considered to match the query'sTom Lane2006-01-29
* Allow row comparisons to be used as indexscan qualifications.Tom Lane2006-01-25
* Teach planner how to rearrange join order for some classes of OUTER JOIN.Tom Lane2005-12-20
* Teach tid-scan code to make use of "ctid = ANY (array)" clauses, so thatTom Lane2005-11-26
* Teach planner and executor to handle ScalarArrayOpExpr as an indexableTom Lane2005-11-25
* Restore the former RestrictInfo field valid_everywhere (but invert the flagTom Lane2005-11-14
* Standard pgindent run for 8.1.Bruce Momjian2005-10-15
* Repair planning bug introduced in 7.4: outer-join ON clauses that referencedTom Lane2005-09-28
* Change the division of labor between grouping_planner and query_plannerTom Lane2005-08-27
* enable_constraint_exclusion => constraint_exclusionBruce Momjian2005-08-22
* Fix up LIMIT/OFFSET planning so that we cope with non-constant LIMITTom Lane2005-08-18
* Fix a bunch of bad interactions between partial indexes and the newTom Lane2005-07-28
* Simple constraint exclusion. For now, only child tables of inheritanceTom Lane2005-07-23
* Teach planner about some cases where a restriction clause can beTom Lane2005-07-02
* Separate predicate-testing code out of indxpath.c, making it a moduleTom Lane2005-06-10
* If a LIMIT is applied to a UNION ALL query, plan each UNION arm asTom Lane2005-06-10
* Simplify the planner's join clause management by storing join clausesTom Lane2005-06-09
* Remove planner's private fields from Query struct, and put them intoTom Lane2005-06-05
* Teach the planner to remove SubqueryScan nodes from the plan if theyTom Lane2005-05-22
* Replace slightly klugy create_bitmap_restriction() function with aTom Lane2005-04-25
* Remove support for OR'd indexscans internal to a single IndexScan planTom Lane2005-04-25
* First cut at planner support for bitmap index scans. Lots to do yet,Tom Lane2005-04-22
* Rethink original decision to use AND/OR Expr nodes to represent bitmapTom Lane2005-04-21
* Install some slightly realistic cost estimation for bitmap index scans.Tom Lane2005-04-21
* Create executor and planner-backend support for decoupled heap and indexTom Lane2005-04-19
* Fix oversight in MIN/MAX optimization: must not return NULL entriesTom Lane2005-04-12