postgresql/src/backend/optimizer/path
Tom Lane 3ba11d3df2 Teach CLUSTER to use seqscan-and-sort when it's faster than indexscan.
... or at least, when the planner's cost estimates say it will be faster.

Leonardo Francalanci, reviewed by Itagaki Takahiro and Tom Lane
2010-10-07 20:00:28 -04:00
..
Makefile Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
allpaths.c Avoid sharing subpath list structure when flattening nested AppendRels. 2010-09-23 15:34:56 -04:00
clausesel.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
costsize.c Teach CLUSTER to use seqscan-and-sort when it's faster than indexscan. 2010-10-07 20:00:28 -04:00
equivclass.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
indxpath.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
joinpath.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
joinrels.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
orindxpath.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
pathkeys.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00
tidpath.c Remove cvs keywords from all files. 2010-09-20 22:08:53 +02:00