partition.setConditions("-50 <= ICOL AND ICOL < -16");
extractor.extract(extractorContext, connectionConfig, jobConfig, partition);
partition = new GenericJdbcImportPartition();
partition.setConditions("-16 <= ICOL AND ICOL < 17");
extractor.extract(extractorContext, connectionConfig, jobConfig, partition);
partition = new GenericJdbcImportPartition();
partition.setConditions("17 <= ICOL AND ICOL < 50");
extractor.extract(extractorContext, connectionConfig, jobConfig, partition);
}