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The sentence in question gave readers the impression that vacuumdb removes statistics for a period of time while analyzing, but it's actually meant to convey that --analyze-in-stages temporarily replaces existing statistics with ones generated with lower statistics targets. Reported-by: Frédéric Yhuel <frederic.yhuel@dalibo.com> Reviewed-by: Frédéric Yhuel <frederic.yhuel@dalibo.com> Reviewed-by: "David G. Johnston" <david.g.johnston@gmail.com> Reviewed-by: Corey Huinker <corey.huinker@gmail.com> Reviewed-by: Jeff Davis <pgsql@j-davis.com> Discussion: https://postgr.es/m/4b94ca16-7a6d-4581-b2aa-4ea79dbc082a%40dalibo.com Backpatch-through: 18
PostgreSQL Database Management System
This directory contains the source code distribution of the PostgreSQL database management system.
PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.
Copyright and license information can be found in the file COPYRIGHT.
General documentation about this version of PostgreSQL can be found at https://www.postgresql.org/docs/18/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/18/installation.html.
The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.