settings.setAutoCloseSessionEnabled(autoCloseSession);
//JDBC and connection settings:
int batchSize = ConfigurationHelper.getInt(Environment.STATEMENT_BATCH_SIZE, properties, 0);
if ( !meta.supportsBatchUpdates() ) batchSize = 0;
if (batchSize>0) LOG.jdbcBatchSize(batchSize);
settings.setJdbcBatchSize(batchSize);
boolean jdbcBatchVersionedData = ConfigurationHelper.getBoolean(Environment.BATCH_VERSIONED_DATA, properties, false);
if (batchSize > 0) LOG.jdbcBatchUpdates(enabledDisabled(jdbcBatchVersionedData));
settings.setJdbcBatchVersionedData(jdbcBatchVersionedData);