return (fixedStmt.getOutSqlda().sqld > 0);
isResultSet = fixedStmt.getOutSqlda().sqld > 0; return isResultSet;
    protected boolean internalExecute(String sql)        throws GDSException, SQLException    {        if (closed)            throw new FBSQLException("Statement is already closed.");        // closeResultSet(false);        prepareFixedStatement(sql, false);        gdsHelper.executeStatement(fixedStmt, isExecuteProcedureStatement(sql));        hasMoreResults = true;        return (fixedStmt.getOutSqlda().sqld > 0);    }