Simon Riggs 42b4b0b241 Avoid SnapshotResetXmin() during AtEOXact_Snapshot() ...

For normal commits and aborts we already reset PgXact->xmin
Avoiding touching highly contented shmem improves concurrent
performance.

Simon Riggs

Discussion: CANP8+jJdXE9b+b9F8CQT-LuxxO0PBCB-SZFfMVAdp+akqo4zfg@mail.gmail.com

2017-03-24 14:20:59 +00:00

..

brin

Add optimizer and executor support for parallel index scans.

2017-02-15 13:53:24 -05:00

common

Assume deconstruct_array() outputs are untoasted.

2017-03-12 19:35:31 -04:00

gin

Reduce page locking in GIN vacuum

2017-03-23 19:38:47 +03:00

gist

Put back <float.h> in a few files that need it for _isnan().

2017-03-08 15:38:34 -05:00

hash

Another fix for single-page hash index vacuum.

2017-03-20 15:55:27 -04:00

heap

Improve performance of replay of AccessExclusiveLocks

2017-03-22 13:09:36 +00:00

index

Improve error reporting for tuple-routing failures.

2017-03-03 09:09:52 +05:30

nbtree

Add optimizer and executor support for parallel index scans.

2017-02-15 13:53:24 -05:00

rmgrdesc

Track the oldest XID that can be safely looked up in CLOG.

2017-03-23 14:26:31 -04:00

spgist

Use wrappers of PG_DETOAST_DATUM_PACKED() more.

2017-03-12 19:35:34 -04:00

tablesample

Update copyright via script for 2017

2017-01-03 13:48:53 -05:00

transam

Avoid SnapshotResetXmin() during AtEOXact_Snapshot()

2017-03-24 14:20:59 +00:00

Makefile

TABLESAMPLE, SQL Standard and extensible

2015-05-15 14:37:10 -04:00