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This allows extensions to supply one or multiple row overrides in PlannerInfo that are tied to a base or join rel, and either set an absolute row count, or multiply the row count from selectivity estimates by a given factor. Author: Lukas Fittl <lukas@fittl.com> Reviewed-by: Discussion:
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This allows extensions to supply one or multiple row overrides in PlannerInfo that are tied to a base or join rel, and either set an absolute row count, or multiply the row count from selectivity estimates by a given factor.