Fedora 13 includes version 4.8.26 of the Berkeley db4 database. This release features improved performance, a new db_sql tool, and additional APIs.

mysql has been updated to 5.1.44 (from 5.1.39). This release includes new replication capability. Refer to the MySQL release notes at http://lists.mysql.com/announce/664, http://lists.mysql.com/announce/660, http://lists.mysql.com/announce/654, http://lists.mysql.com/announce/645, and http://lists.mysql.com/announce/639 for additional details.

postgresql has been updated to 8.4.2. Although this is primarily a bug fix release, if you have any hash indices, you should REINDEX those tables after upgrading (no dump is required). For a complete listing of bug fixes refer to http://www.postgresql.org/docs/8.4/static/release-8-4-2.html.

For Fedora 13, sqlite has been upgraded from 3.6.17 to 3.6.23. This release adds a number of new pragmas and functions, as well as many fixes. Refer to http://www.sqlite.org/changes.html for a complete list of changes.