@Override
  public String getProviderFactoryClassName() {
    return PROVIDER_FACTORY_CLASS_NAME;
  }
Specify if write-around policy should be used to bypass writing
to cache for put operations. This is useful when put() is the
dominant operation and get() has no locality with recent puts.
@return this descriptor
samza-api/src/main/java/org/apache/samza/table/descriptors/CachingTableDescriptor.java