For a long time, the Postgres query planner has sported a huge blinking neon blind-spot that frustrated and enraged DBAs throughout the universe to a level just shy of murderous frenzy. How is this even possible? What terrible lurking horror could elicit such a visceral response from probably the most boring and straight-laced people ever […]
PostgreSQL 9.5 introduces support for TABLESAMPLE, an SQL SELECT clause that returns a random sample from a table.
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