PGCon 2012

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Performance Improvements in PostgreSQL 9.2

Bigger servers, bigger problems

The upcoming PostgreSQL 9.2 release features a large number of performance enhancements by many different authors, including heavyweight lock manager improvements, reduced lock hold times in key hot spots, better group commit, index-only scans, better write-ahead log parallelism, sorting improvements, and a userspace AVC for sepgsql.

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