public static List<String> runStatementOnDriver(String stmt, HiveConf conf)
            throws Exception {
        IDriver driver = DriverFactory.newDriver(conf);
        driver.setMaxRows(10000);
        driver.run(stmt);
        List<String> rs = new ArrayList<String>();
        driver.getResults(rs);
        return rs;
    }
Run statement with customized hive conf
itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/TestDatabaseTableDefault.java