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path: root/src/backend/optimizer/plan/planner.c
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* Change the division of labor between grouping_planner and query_plannerTom Lane2005-08-271-120/+32
* Fix up LIMIT/OFFSET planning so that we cope with non-constant LIMITTom Lane2005-08-181-61/+147
* Teach planner about some cases where a restriction clause can beTom Lane2005-07-021-7/+10
* If a LIMIT is applied to a UNION ALL query, plan each UNION arm asTom Lane2005-06-101-104/+127
* Remove planner's private fields from Query struct, and put them intoTom Lane2005-06-051-107/+134
* Skip eval_const_expressions when the query is such that the expressionTom Lane2005-05-301-2/+21
* Teach the planner to remove SubqueryScan nodes from the plan if theyTom Lane2005-05-221-4/+4
* Implement sharable row-level locks, and use them for foreign key referencesTom Lane2005-04-281-3/+3
* Create the planner mechanism for optimizing simple MIN and MAX queriesTom Lane2005-04-111-185/+175
* Split out into a separate function the code in grouping_planner() thatTom Lane2005-04-101-140/+156
* Merge Resdom nodes into TargetEntry nodes to simplify code and save aTom Lane2005-04-061-15/+12
* Rethink the order of expression preprocessing: eval_const_expressionsTom Lane2005-03-281-12/+11
* This patch moves some code for preprocessing FOR UPDATE fromNeil Conway2005-03-171-61/+3
* Make the behavior of HAVING without GROUP BY conform to the SQL spec.Tom Lane2005-03-101-55/+93
* Improve planner's estimation of the space needed for HashAgg plans:Tom Lane2005-01-281-17/+22
* Tag appropriate files for rc3PostgreSQL Daemon2004-12-311-2/+2
* Clean up handling of inherited-table update queries, per bug reportTom Lane2004-10-021-15/+31
* Another pgindent run with lib typedefs added.Bruce Momjian2004-08-301-3/+3
* Pgindent run for 8.0.Bruce Momjian2004-08-291-25/+26
* Update copyright to 2004.Bruce Momjian2004-08-291-2/+2
* When using extended-query protocol, postpone planning of unnamed statementsTom Lane2004-06-111-4/+14
* Use the new List API function names throughout the backend, and disable theNeil Conway2004-05-301-12/+12
* Reimplement the linked list data structure used throughout the backend.Neil Conway2004-05-261-31/+32
* Repair recalculation failure for nested sub-SELECTs, per bug report fromTom Lane2004-05-111-1/+4
* Extend set-operation planning to keep track of the sort ordering inducedTom Lane2004-04-071-12/+15
* Repair optimization bug I introduced in a moment of brain fade back inTom Lane2004-02-131-7/+6
* Rename SortMem and VacuumMem to work_mem and maintenance_work_mem.Tom Lane2004-02-031-3/+3
* When testing whether a sub-plan can do projection, use a general-purposeTom Lane2004-01-181-10/+7
* Fix another place that wasn't maintaining AND/OR flatness of anTom Lane2004-01-121-9/+14
* Clean up the usage of canonicalize_qual(): in particular, be consistentTom Lane2003-12-281-15/+18
* $Header: -> $PostgreSQL Changes ...PostgreSQL Daemon2003-11-291-1/+1
* Message editing: remove gratuitous variations in message wording, standardizePeter Eisentraut2003-09-251-2/+2
* Create a 'type cache' that keeps track of the data needed for any particularTom Lane2003-08-171-2/+4
* Update copyrights to 2003.Bruce Momjian2003-08-041-2/+2
* pgindent run.Bruce Momjian2003-08-041-107/+115
* Error message editing in backend/optimizer, backend/rewrite.Tom Lane2003-07-251-10/+14
* Do honest transformation and preprocessing of LIMIT/OFFSET clauses,Tom Lane2003-07-031-2/+8
* Allow GROUP BY, ORDER BY, DISTINCT targets to be unknown literals,Tom Lane2003-06-161-11/+28
* Implement outer-level aggregates to conform to the SQL spec, withTom Lane2003-06-061-9/+13
* Implement feature of new FE/BE protocol whereby RowDescription identifiesTom Lane2003-05-061-64/+16
* GROUP BY got confused if there were multiple equal() GROUP BY items.Tom Lane2003-03-131-2/+4
* Restructure parsetree representation of DECLARE CURSOR: now it's aTom Lane2003-03-101-30/+33
* Turns out new IN implementation has got some problems in an UPDATE orTom Lane2003-03-051-3/+3
* Repair bug reported by Laurent Perez: bad plan generated when UPDATE orTom Lane2003-03-051-1/+21
* Marginal tweaks to make sure that roundoff error won't cause us to makeTom Lane2003-02-151-2/+2
* Teach planner how to propagate pathkeys from sub-SELECTs in FROM up toTom Lane2003-02-151-2/+15
* Detect case where an outer join can be reduced to a plain inner joinTom Lane2003-02-091-5/+21
* Make further use of new bitmapset code: executor's chgParam, extParam,Tom Lane2003-02-091-6/+6
* Minor code cleanup: remove no-longer-useful pull_subplans() function,Tom Lane2003-02-041-3/+6
* Tweak planner and executor to avoid doing ExecProject() in table scanTom Lane2003-02-031-36/+122