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Jun 092009

You’ll often hear the term planner statistics thrown around by database geeks. Did you update your statistics. This lingo isn’t even limited to PostgreSQL, but is part and parcel to how most decent databases work. For example in PostgreSQL you do a vacuum analyze to update your planner statistics in addition to cleaning up dead space. In SQL Server you do an UPDATE STATISTICS. In MySQL you do an ANALYZE TABLE or a more invasive OPTIMIZE TABLE.

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