if (getCurrentPlatform() == AbstractTestCase.Platform.ORACLE) {
OpenJPAEntityManager pm =
(OpenJPAEntityManager)currentEntityManager();
JDBCConfiguration conf = (JDBCConfiguration)
((OpenJPAEntityManagerSPI) pm).getConfiguration();
OracleDictionary dict = (OracleDictionary)
conf.getDBDictionaryInstance();
int t = dict.maxEmbeddedBlobSize;
doBlobTest(t - 1);
doBlobTest(t);