PostgreSQL 8.3.1 Documentation
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# E.7. Release 8.2.3

> Release date: 2007-02-07

This release contains two fixes from 8.2.2.

## E.7.1. Migration to Version 8.2.3

A dump/restore is not required for those running 8.2.X.

## E.7.2. Changes

- Remove overly-restrictive check for type length in constraints and functional indexes(Tom)

- Fix optimization so MIN/MAX in subqueries can again use indexes (Tom)

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