@Override
  public Partition getPartition(String catName, String dbName, String tableName,
      List<String> part_vals) throws NoSuchObjectException, MetaException {
    return getPartition(catName, dbName, tableName, part_vals, null);
  }
This method resets the stats to 0 and supports only backward compatibility with clients does not
send {@link SourceTable} instances.

Use {@link ObjectStore#convertToSourceTable(String, SourceTable)} instead.

@param catalog Catalog name where source table is located
@param fullyQualifiedTableName fully qualified name of source table
@return {@link MMVSource} instance represents this source table.
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/ObjectStore.java