private void compareColumnDescription(
      TableDescription xmlTableDescription, TableDescription databaseTableDescription) {
    String tableName = xmlTableDescription.getTableName();
    for (int i = 0; i < xmlTableDescription.getColumnSize(); i++) {
      ColumnDescription xmlColumnDescription = xmlTableDescription.getColumn(i);
      ColumnDescription databaseColumnDescription =
          databaseTableDescription.getColumn(xmlColumnDescription.getColumnName());
      assertTrue(
          "Column: " + xmlTableDescription + "." + xmlColumnDescription + " not in database.",
          databaseColumnDescription != null);
      if (databaseColumnDescription != null) {
        assertTrue(
            "Table: "
                + tableName
                + ", ColumnName: "
                + xmlColumnDescription.getColumnName()
                + "... Wrong Precision! Expected Precision: "
                + xmlColumnDescription.getPrecision()
                + " databasePrecision: "
                + databaseColumnDescription.getPrecision(),
            isPrecisionCompatible(xmlColumnDescription, databaseColumnDescription));

        assertTrue(
            "Table: "
                + tableName
                + ", ColumnName: "
                + xmlColumnDescription.getColumnName()
                + "... Wrong Scale! Expected Scale: "
                + xmlColumnDescription.getScale()
                + " databaseScale: "
                + databaseColumnDescription.getScale(),
            isScaleCompatible(xmlColumnDescription, databaseColumnDescription));

        assertTrue(
            "Table: "
                + tableName
                + ", ColumnName: "
                + xmlColumnDescription.getColumnName()
                + "... Wrong Type! Expected Type: "
                + xmlColumnDescription.getTypeName()
                + " databaseType: "
                + databaseColumnDescription.getTypeName(),
            isTypeCompatible(xmlColumnDescription, databaseColumnDescription));

        assertTrue(
            "Table: "
                + tableName
                + ", ColumnName: "
                + xmlColumnDescription.getColumnName()
                + "... : expected "
                + nullable(xmlColumnDescription.isNullable())
                + " but was "
                + nullable(databaseColumnDescription.isNullable()),
            xmlColumnDescription.isNullable() == databaseColumnDescription.isNullable());
      }
    }
  }
 protected boolean isTypeCompatible(ColumnDescription expected, ColumnDescription actual) {
   return expected.getTypeName().equalsIgnoreCase(actual.getTypeName());
 }