scan.addColumn(FAMILY_NAME, COLUMN_PREV);
scan.setCaching(10000);
scan.setCacheBlocks(false);
String[] split = labels.split(COMMA);
scan.setAuthorizations(new Authorizations(split[this.labelIndex * 2],
split[(this.labelIndex * 2) + 1]));
TableMapReduceUtil.initTableMapperJob(tableName.getName(), scan, VerifyMapper.class,
BytesWritable.class, BytesWritable.class, job);
TableMapReduceUtil.addDependencyJars(job.getConfiguration(), AbstractHBaseTool.class);