Berkeley DB Reference Guide:
Upgrading Berkeley DB Applications
Upgrading Berkeley DB 2.X.X applications to Berkeley DB 3.0
Release 3.0: introduction
Release 3.0: environment open/close/unlink
Release 3.0: function arguments
Release 3.0: the DB_ENV structure
Release 3.0: database open/close
Release 3.0: db_xa_open
Release 3.0: the DB structure
Release 3.0: the DBINFO structure
Release 3.0: DB->join
Release 3.0: DB->stat
Release 3.0: DB->sync and DB->close
Release 3.0: lock_put
Release 3.0: lock_detect
Release 3.0: lock_stat
Release 3.0: log_register
Release 3.0: log_stat
Release 3.0: memp_stat
Release 3.0: txn_begin
Release 3.0: txn_commit
Release 3.0: txn_stat
Release 3.0: DB_RMW
Release 3.0: DB_LOCK_NOTHELD
Release 3.0: EAGAIN
Release 3.0: EACCES
Release 3.0: db_jump_set
Release 3.0: db_value_set
Release 3.0: the DbEnv class for C++ and Java
Release 3.0: the Db class for C++ and Java
Release 3.0: additional C++ changes
Release 3.0: additional Java changes
Release 3.0: upgrade requirements
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