Berkeley DB Reference Guide:
Upgrading Berkeley DB Applications
Ref

Upgrading Berkeley DB 4.3 applications to Berkeley DB 4.4

  1. Release 4.4: introduction
  2. Release 4.4: DB_AUTO_COMMIT
  3. Release 4.4: DB_DEGREE_2, DB_DIRTY_READ
  4. Release 4.4: DB_JOINENV
  5. Release 4.4: mutexes
  6. Release 4.4: DB_MPOOLFILE->set_clear_len
  7. Release 4.4: lock statistics
  8. Release 4.4: upgrade requirements

Ref

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