PostgreSQL 9.1.24 Documentation
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# E.223. Release 7.3.1

> Release Date: 2002-12-18

This release contains a variety of fixes for version 7.3.

## E.223.1. Migration to Version 7.3.1

A dump/restore is not required for those running version 7.3. However, it should be noted that the main PostgreSQL interface library, libpq, has a new major version number for this release, which might require recompilation of client code in certain cases.

## E.223.2. Changes

- Fix a core dump of COPY TO when client/server encodings don't match (Tom)

- Allow pg_dump to work with pre-7.2 servers (Philip)

- contrib/adddepend fixes (Tom)

- Fix problem with deletion of per-user/per-database config settings (Tom)

- contrib/vacuumlo fix (Tom)

- Allow 'password' encryption even when pg_shadow contains MD5 passwords (Bruce)

- contrib/dbmirror fix (Steven Singer)

- Optimizer fixes (Tom)

- contrib/tsearch fixes (Teodor Sigaev, Magnus)

- Allow locale names to be mixed case (Nicolai Tufar)

- Increment libpq library's major version number (Bruce)

- pg_hba.conf error reporting fixes (Bruce, Neil)

- Add SCO Openserver 5.0.4 as a supported platform (Bruce)

- Prevent EXPLAIN from crashing server (Tom)

- SSL fixes (Nathan Mueller)

- Prevent composite column creation via ALTER TABLE (Tom)

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