if (fixedStmt == null) { fixedStmt = mc.getAllocatedStatement(); } mc.prepareSQL(fixedStmt, c.nativeSQL(sql), false);
prepareFixedStatement(sql, false);
    protected boolean internalExecute(String sql) throws GDSException, SQLException {        closeResultSet();        if (fixedStmt == null) {            fixedStmt = mc.getAllocatedStatement();        }        mc.prepareSQL(fixedStmt, c.nativeSQL(sql), false);        mc.executeStatement(fixedStmt, false);        return (fixedStmt.getOutSqlda().sqld > 0);    }