code: public static String getEmbeddedCollectionPostfix(String embeddedCollectionName)
      {
          return embeddedCollectionName.substring(
                  embeddedCollectionName.lastIndexOf(Constants.EMBEDDED_COLUMN_NAME_DELIMITER) + 1,
                  embeddedCollectionName.length());
      }
docs: Gets the embedded collection postfix.
  
  @param embeddedCollectionName
  the embedded collection name
  @return the embedded collection postfix