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path: root/src/backend/optimizer/path/allpaths.c
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* Adjust subquery qual pushdown rules so that we can push down a qualTom Lane2003-04-241-29/+85
* Department of second thoughts: probably shouldn't use nth() to get theTom Lane2003-03-221-7/+13
* Adjust subquery qual pushdown rules to be more forgiving: if a qualTom Lane2003-03-221-30/+100
* Restructure parsetree representation of DECLARE CURSOR: now it's aTom Lane2003-03-101-3/+2
* Turns out new IN implementation has got some problems in an UPDATE orTom Lane2003-03-051-2/+2
* Teach planner how to propagate pathkeys from sub-SELECTs in FROM up toTom Lane2003-02-151-2/+6
* Replace planner's representation of relation sets, per pghackers discussion.Tom Lane2003-02-081-9/+13
* Allow the planner to collapse explicit inner JOINs together, rather thanTom Lane2003-01-251-4/+5
* IN clauses appearing at top level of WHERE can now be handled as joins.Tom Lane2003-01-201-1/+5
* Be more realistic about plans involving Materialize nodes: take theirTom Lane2002-11-301-9/+12
* Add new palloc0 call as merge of palloc and MemSet(0).Bruce Momjian2002-11-131-3/+2
* Back out use of palloc0 in place if palloc/MemSet. Seems constant lenBruce Momjian2002-11-111-2/+3
* Merge palloc()/MemSet(0) calls into a single palloc0() call.Bruce Momjian2002-11-101-3/+2
* First phase of implementing hash-based grouping/aggregation. An AGG planTom Lane2002-11-061-6/+19
* pgindent run.Bruce Momjian2002-09-041-18/+18
* Push down outer qualification clauses into UNION and INTERSECT subqueries.Tom Lane2002-08-291-50/+191
* Update copyright to 2002.Bruce Momjian2002-06-201-2/+2
* Get rid of long-since-vestigial Iter node type, in favor of adding aTom Lane2002-05-121-4/+4
* First pass at set-returning-functions in FROM, by Joe Conway withTom Lane2002-05-121-2/+26
* Suppress subquery pullup and pushdown when the subquery has anyTom Lane2001-12-101-3/+11
* New pgindent run with fixes suggested by Tom. Patch manually reviewed,Bruce Momjian2001-11-051-2/+2
* Another pgindent run. Fixes enum indenting, and improves #endifBruce Momjian2001-10-281-1/+2
* pgindent run on all C files. Java run to follow. initdb/regressionBruce Momjian2001-10-251-39/+37
* Extend code that deduces implied equality clauses to detect whether aTom Lane2001-10-181-69/+85
* Fix optimizer to not try to push WHERE clauses down into a sub-SELECT thatTom Lane2001-07-311-4/+9
* Do not push down quals into subqueries that have LIMIT/OFFSET clauses,Tom Lane2001-07-161-89/+104
* Improve planning of OR indexscan plans: for quals likeTom Lane2001-06-051-2/+2
* Further work on making use of new statistics in planner. Adjust APIsTom Lane2001-06-051-2/+2
* Modify optimizer data structures so that IndexOptInfo lists built forTom Lane2001-05-201-29/+40
* Add newlines around debug output in optimizer showing total costs.Bruce Momjian2001-05-081-3/+3
* pgindent run. Make it all clean.Bruce Momjian2001-03-221-60/+67
* Fix inappropriate attempt to push down qual clauses into a view thatTom Lane2001-02-031-33/+43
* Change Copyright from PostgreSQL, Inc to PostgreSQL Global Development Group.Bruce Momjian2001-01-241-2/+2
* Fix performance issue with qualifications on VIEWs: outer query shouldTom Lane2001-01-181-4/+59
* Planner speedup hacking. Avoid saving useless pathkeys, so that pathTom Lane2000-12-141-4/+2
* Restructure handling of inheritance queries so that they work with outerTom Lane2000-11-121-33/+158
* Reimplementation of UNION/INTERSECT/EXCEPT. INTERSECT/EXCEPT now meet theTom Lane2000-10-051-2/+3
* Subselects in FROM clause, per ISO syntax: FROM (SELECT ...) [AS] alias.Tom Lane2000-09-291-81/+114
* Fix GEQO optimizer to work correctly with new outer-join-capableTom Lane2000-09-191-2/+2
* First cut at full support for OUTER JOINs. There are still a few looseTom Lane2000-09-121-31/+70
* The heralded `Grand Unified Configuration scheme' (GUC)Peter Eisentraut2000-05-311-9/+2
* Remove unused include files. Do not touch /port or includes used by defines.Bruce Momjian2000-05-301-2/+1
* Ye-old pgindent run. Same 4-space tabs.Bruce Momjian2000-04-121-13/+20
* New cost model for planning, incorporating a penalty for random pageTom Lane2000-02-151-25/+38
* Repair planning bugs caused by my misguided removal of restrictinfo linkTom Lane2000-02-071-95/+97
* Add:Bruce Momjian2000-01-261-2/+3
* Revise handling of index-type-specific indexscan cost estimation, perTom Lane2000-01-221-8/+7
* Another round of planner/optimizer work. This is just restructuring andTom Lane2000-01-091-37/+14
* Tid access method feature from Hiroshi Inoue, Inoue@tpf.co.jpBruce Momjian1999-11-231-2/+7
* Major planner/optimizer revision: get rid of PathOrder node type,Tom Lane1999-08-161-23/+5