Use the sortsupport infrastructure in more cases.
This removes some fmgr overhead from cases such as btree index builds.
Peter Geoghegan, reviewed by Andreas Karlsson and me.
Branch
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master
Details
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http://git.postgresql.org/pg/commitdiff/5ea86e6e65dd2da3e9a3464484985d48328e7fe3
Modified Files
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src/backend/access/nbtree/nbtsort.c | 63 ++++----
src/backend/utils/sort/sortsupport.c | 79 +++++++---
src/backend/utils/sort/tuplesort.c | 275 ++++++++++++++--------------------
src/include/utils/sortsupport.h | 3 +
4 files changed, 206 insertions(+), 214 deletions(-)
