Journaling dbm
Python
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.gitignore
README.md
jdbm.py
setup.py

README.md

jdbm

Journaling dbm

Allowed backends

  • 'memory' (mostly for tests)
  • 'tc' (tokyo cabinet)

Usage

>>> from jdbm import jdbm
>>> db = jdbm('tc', filename='var/readme-test.tc',
...     journal_filename='var/readme-test.journal.tc')

Standard operations:

>>> db.put('a', 'foo')
>>> db.put('b', 'bar')
>>> db.get('a')
'foo'
>>> set(k for k in db)
set(['a', 'b'])
>>> db.exists('a')
True
>>> db.delete('a')
>>> db.length()
1

Restore db from journal:

>>> db.clear(journaling=False)
>>> db.length()
0
>>> db.restore_from_journal()
>>> db.length()
1