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equivclass.c
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Author
2014-10-01
Fix some more problems with nested append relations.
Tom Lane
2014-05-06
Remove tabs after spaces in C comments
Bruce Momjian
2012-10-26
Prefer actual constants to pseudo-constants in equivalence class machinery.
Tom Lane
2012-10-18
Fix planning of non-strict equivalence clauses above outer joins.
Tom Lane
2011-08-09
Fix nested PlaceHolderVar expressions that appear only in targetlists.
Tom Lane
2010-02-26
pgindent run for 9.0
Bruce Momjian
2010-01-02
Update copyright for the year 2010.
Bruce Momjian
2009-09-29
Fix equivclass.c's not-quite-right strategy for handling X=X clauses.
Tom Lane
2009-09-12
Fix assertion failure when a SELECT DISTINCT ON expression is volatile.
Tom Lane
2009-06-11
8.4 pgindent run, with new combined Linux/FreeBSD/MinGW typedef list
Bruce Momjian
2009-04-19
Fix estimate_num_groups() to not fail on PlaceHolderVars, per report from
Tom Lane
2009-02-06
Fix cost_mergejoin's failure to adjust for rescanning of non-unique merge join
Tom Lane
2009-01-01
Update copyright for 2009.
Bruce Momjian
2008-12-28
Support window functions a la SQL:2008.
Tom Lane
2008-12-01
Fix an oversight in the code that makes transitive-equality deductions from
Tom Lane
2008-10-21
Add a concept of "placeholder" variables to the planner. These are variables
Tom Lane
2008-08-25
Move exprType(), exprTypmod(), expression_tree_walker(), and related routines
Tom Lane
2008-08-02
Rearrange the querytree representation of ORDER BY/GROUP BY/DISTINCT items
Tom Lane
2008-03-31
Apply my original fix for Taiki Yamaguchi's bug report about DISTINCT MAX().
Tom Lane
2008-01-09
Fix some planner issues found while investigating Kevin Grittner's report
Tom Lane
2008-01-01
Update copyrights in source tree to 2008.
Bruce Momjian
2007-11-23
Avoid uselessly building a duplicate of the original clause in trivial cases
Tom Lane
2007-11-15
Re-run pgindent with updated list of typedefs. (Updated README should
Bruce Momjian
2007-11-15
pgindent run for 8.3.
Bruce Momjian
2007-11-08
Fix EquivalenceClass code to handle volatile sort expressions in a more
Tom Lane
2007-07-07
Fix a couple of planner bugs introduced by the new ability to discard
Tom Lane
2007-01-22
Put back planner's ability to cache the results of mergejoinscansel(),
Tom Lane
2007-01-20
Refactor planner's pathkeys data structure to create a separate, explicit
Tom Lane
