presto-jdbc/src/main/java/io/prestosql/jdbc/PrestoDatabaseMetaData.java/PrestoDatabaseMetaData/getFunctionColumns
class PrestoDatabaseMetaData:    @Override
    public ResultSet getFunctionColumns(String catalog, String schemaPattern, String functionNamePattern, String columnNamePattern)
            throws SQLException
    {
        // TODO: implement this
        throw new NotImplementedException("DatabaseMetaData", "getFunctionColumns");
    }