class QueryResultMetaData {

    public Integer getColumnIndex(final String columnLabel) {
        return columnLabelAndIndexes.get(columnLabel);
    }

    public  QueryResultMetaData(final ResultSetMetaData resultSetMetaData, final ShardingRule shardingRule);
    public  QueryResultMetaData(final ResultSetMetaData resultSetMetaData, final EncryptRule encryptRule);
    public  QueryResultMetaData(final ResultSetMetaData resultSetMetaData);

}