Robert Haas f1f5ec1efa Reuse abbreviated keys in ordered [set] aggregates. ...

When processing ordered aggregates following a sort that could make use
of the abbreviated key optimization, only call the equality operator to
compare successive pairs of tuples when their abbreviated keys were not
equal.

Peter Geoghegan, reviewd by Andreas Karlsson and by me.

2016-02-17 15:40:00 +05:30

..

.gitignore

Speed up in-memory tuplesorting.

2012-02-15 12:13:32 -05:00

gen_qsort_tuple.pl

Fix a low-probability crash in our qsort implementation.

2015-07-16 22:57:46 -04:00

logtape.c

Update copyright for 2016

2016-01-02 13:33:40 -05:00

Makefile

Fix VPATH builds, broken by my recent commit to speed up tuplesorting.

2012-02-15 15:53:53 -05:00

sortsupport.c

Restructure index access method API to hide most of it at the C level.

2016-01-17 19:36:59 -05:00

tuplesort.c

Reuse abbreviated keys in ordered [set] aggregates.

2016-02-17 15:40:00 +05:30

tuplestore.c

Update copyright for 2016

2016-01-02 13:33:40 -05:00