E.220.1. 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.220.2. 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)