@Deprecated
  public static String getFullyQualifiedTableName(String dbName, String tabName) {
    return getFullyQualifiedName(dbName, tabName);
  }
Compute raw data size from column statistics
@param numRows
         - number of rows
@param colStats
         - column statistics
@return raw data size
ql/src/java/org/apache/hadoop/hive/ql/stats/StatsUtils.java