Mignon, Laurent wrote at 2008-2-6 08:06 +0100:
>After a lot of tests and benchmark, my feeling is that the ZODB does not seem
>suitable for systems managing many data stored in a plane hierarchy.
>The application that we currently develop is a business process management
>system in opposition to a content management system. In order to guarantee the
>performances necessary, we decided to no more use the ZODB. All data are now
>stored in a relationnal database.
Roché's corrected timings indicate:
The ZODB is significantly slower than Postgres for insertions
but camparatively fast (slightly faster) on lookups.
For more information about ZODB, see the ZODB Wiki:
ZODB-Dev mailing list - ZODB-Dev@zope.org