git.postgresql.org Git - postgresql.git/commit

git projects / postgresql.git / commit

Grab some low-hanging fruit in the new hash index build code.

author Tom Lane <tgl@sss.pgh.pa.us>

2008年3月17日 03:45:36 +0000 (03:45 +0000)

committer Tom Lane <tgl@sss.pgh.pa.us>

2008年3月17日 03:45:36 +0000 (03:45 +0000)

commit 0c5962c054557e9a0765dec97f5ed67568ba6df9

tree 7f92a17872c8af8f58cfd619e8c17752bd42fa84 tree

parent 32846f815265b134b6ec2d20f16bf2d0c9e6f931 commit | diff

Grab some low-hanging fruit in the new hash index build code.
oprofile shows that a nontrivial amount of time is being spent in
repeated calls to index_getprocinfo, which really only needs to be
called once. So do that, and inline _hash_datum2hashkey to make it
work.

src/backend/utils/sort/tuplesort.c diff | blob | blame | history

This is the main PostgreSQL git repository.

RSS Atom