public void unsetIncludeSysTables() {
      __isset_bitfield = org.apache.thrift.EncodingUtils.clearBit(__isset_bitfield, __INCLUDESYSTABLES_ISSET_ID);
    }
set to false if match only against userspace tables
hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/THBaseService.java