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PostgreSQL Version 9.5 - what it will bring

With the new PostgreSQL version 9.5 about to be released, we take a look at the most anticipated upgrades it will bring, beginning with its new Upsert feature.
PostgreSQL is the open source database system that was originally created at the University of California, Berkeley. It is now over a year since its last decimal point upgrade, see PostgreSQL 9.4 Released, and there are some notable enhancements.

full review on i-programmer
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