public ModifyableTableDescriptor setNormalizerTargetRegionCount(final int regionCount) {
      return setValue(NORMALIZER_TARGET_REGION_COUNT_KEY, Integer.toString(regionCount));
    }
Setting the target region count of table normalization .
@param regionCount the target region count.
@return the modifyable TD
hbase-client/src/main/java/org/apache/hadoop/hbase/client/TableDescriptorBuilder.java