docs: @Override
  	public String getCorrespondingEntityKeyColumn(String associationKeyColumn) {
  		int i = 0;
  		for ( String column : associationKeyColumns ) {
  			if ( associationKeyColumn.equals( column ) ) {
  				return entityKeyMetadata.getColumnNames()[i];
  			}
  			i++;
  		}
  
  		return null;
  	}