Berkeley DB Reference Guide:
Upgrading Berkeley DB Applications
Upgrading Berkeley DB 4.4.X applications to Berkeley DB 4.5
Release 4.5: introduction
Release 4.5: deprecated interfaces
Release 4.5: DB_ENV->set_isalive
Release 4.5: DB_ENV->rep_elect
Release 4.5: Replication method naming
Release 4.5: Replication events
Release 4.5: Memory Pool API
Release 4.5: DB_ENV->set_paniccall
Release 4.5: DB->set_pagesize
Release 4.5: Collections API
Release 4.5: --enable-pthread_self
Release 4.5: Recno backing text source files
Release 4.5: Application-specific logging
Release 4.5: upgrade requirements
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