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path: root/src/backend/optimizer/path/equivclass.c
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* pgindent run for release 9.3Bruce Momjian2013-05-291-4/+4
* Postpone creation of pathkeys lists to fix bug #8049.Tom Lane2013-04-291-5/+13
* Redo postgres_fdw's planner code so it can handle parameterized paths.Tom Lane2013-03-211-15/+20
* Update copyrights for 2013Bruce Momjian2013-01-011-1/+1
* Fix SELECT DISTINCT with index-optimized MIN/MAX on inheritance trees.Tom Lane2012-11-261-3/+7
* Prefer actual constants to pseudo-constants in equivalence class machinery.Tom Lane2012-10-261-2/+8
* Fix planning of non-strict equivalence clauses above outer joins.Tom Lane2012-10-181-17/+63
* Get rid of COERCE_DONTCARE.Tom Lane2012-10-121-2/+2
* Suppress creation of backwardly-indexed paths for LATERAL join clauses.Tom Lane2012-08-301-1/+9
* Run pgindent on 9.2 source tree in preparation for first 9.3Bruce Momjian2012-06-101-11/+11
* Revise parameterized-path mechanism to fix assorted issues.Tom Lane2012-04-191-69/+149
* Weaken the planner's tests for relevant joinclauses.Tom Lane2012-04-131-77/+19
* Revisit handling of UNION ALL subqueries with non-Var output columns.Tom Lane2012-03-161-3/+41
* Allow child-relation entries to be made in ec_has_const EquivalenceClasses.Tom Lane2012-03-021-6/+3
* Preserve column names in the execution-time tupledesc for a RowExpr.Tom Lane2012-02-141-1/+2
* Use parameterized paths to generate inner indexscans more flexibly.Tom Lane2012-01-271-53/+96
* Update copyright notices for year 2012.Bruce Momjian2012-01-011-1/+1
* Remove unnecessary #include references, per pgrminclude script.Bruce Momjian2011-09-011-1/+0
* Fix nested PlaceHolderVar expressions that appear only in targetlists.Tom Lane2011-08-091-1/+1
* Avoid listing ungrouped Vars in the targetlist of Agg-underneath-Window.Tom Lane2011-07-121-0/+1
* pgindent run before PG 9.1 beta 1.Bruce Momjian2011-04-101-7/+7
* Revise collation derivation method and expression-tree representation.Tom Lane2011-03-191-13/+134
* Stamp copyrights for year 2011.Bruce Momjian2011-01-011-1/+1
* Support RIGHT and FULL OUTER JOIN in hash joins.Tom Lane2010-12-301-4/+3
* Provide hashing support for arrays.Tom Lane2010-10-301-1/+3
* Avoid creation of useless EquivalenceClasses during planning.Tom Lane2010-10-291-7/+38
* Support MergeAppend plans, to allow sorted output from append relations.Tom Lane2010-10-141-5/+9
* Remove cvs keywords from all files.Magnus Hagander2010-09-201-1/+1
* pgindent run for 9.0Bruce Momjian2010-02-261-10/+9
* Update copyright for the year 2010.Bruce Momjian2010-01-021-2/+2
* Fix equivclass.c's not-quite-right strategy for handling X=X clauses.Tom Lane2009-09-291-8/+18
* Fix assertion failure when a SELECT DISTINCT ON expression is volatile.Tom Lane2009-09-121-4/+12
* 8.4 pgindent run, with new combined Linux/FreeBSD/MinGW typedef listBruce Momjian2009-06-111-20/+20
* Fix estimate_num_groups() to not fail on PlaceHolderVars, per report fromTom Lane2009-04-191-2/+3
* Fix cost_mergejoin's failure to adjust for rescanning of non-unique merge joinTom Lane2009-02-061-4/+7
* Update copyright for 2009.Bruce Momjian2009-01-011-2/+2
* Support window functions a la SQL:2008.Tom Lane2008-12-281-4/+6
* Fix an oversight in the code that makes transitive-equality deductions fromTom Lane2008-12-011-4/+4
* Add a concept of "placeholder" variables to the planner. These are variablesTom Lane2008-10-211-2/+2
* Move exprType(), exprTypmod(), expression_tree_walker(), and related routinesTom Lane2008-08-251-1/+2
* Rearrange the querytree representation of ORDER BY/GROUP BY/DISTINCT itemsTom Lane2008-08-021-2/+2
* Apply my original fix for Taiki Yamaguchi's bug report about DISTINCT MAX().Tom Lane2008-03-311-1/+39
* Fix some planner issues found while investigating Kevin Grittner's reportTom Lane2008-01-091-50/+171
* Update copyrights in source tree to 2008.Bruce Momjian2008-01-011-2/+2
* Avoid uselessly building a duplicate of the original clause in trivial casesTom Lane2007-11-231-5/+32
* Re-run pgindent with updated list of typedefs. (Updated README shouldBruce Momjian2007-11-151-26/+26
* pgindent run for 8.3.Bruce Momjian2007-11-151-151/+152
* Fix EquivalenceClass code to handle volatile sort expressions in a moreTom Lane2007-11-081-3/+11
* Fix a couple of planner bugs introduced by the new ability to discardTom Lane2007-07-071-7/+9
* Put back planner's ability to cache the results of mergejoinscansel(),Tom Lane2007-01-221-40/+155
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