Z Oracle DA Releases 2.2.0 Added a small feature that allows you to access LOBs in the Oracle database. To do this, you must have your maximum number of results set to '1'. Otherwise, it won't work. In addition, several bugs were resolved. 2.1.0 Based on DCOracle new release that fixes many outstanding bugs. In addition, it is now integrated with the Zope2 transaction system. 2.0.0 This is the first version of the database adapter using DCOracle for Zope. This database adapter is based on an earlier database adapter for Principia, which is why this is revision 2.