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1E New two-stage sampling method for ANALYZE, as per discussions a few w… · postgrespro/postgres_cluster@9d6570b · GitHub

Commit 9d6570b

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New two-stage sampling method for ANALYZE, as per discussions a few weeks

ago. This should give significantly better results when the density of live tuples is not uniform throughout a table. Manfred Koizar, with minor kibitzing from Tom Lane.

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src/backend/commands
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