Examples with Rnd com.questdb.std.Rnd used on opensource projects

Example 41 with Rnd

use of com.questdb.std.Rnd in project questdb by bluestreak01.

the class NumbersTest method testLong.

@Test
public void testLong() throws Exception {
    Rnd rnd = new Rnd();
    StringSink sink = new StringSink();
    for (int i = 0; i < 100; i++) {
        long l1 = rnd.nextLong();
        long l2 = rnd.nextLong();
        sink.clear();
        Numbers.append(sink, l1);
        int p = sink.length();
        Numbers.append(sink, l2);
        Assert.assertEquals(l1, Numbers.parseLong(sink, 0, p));
        Assert.assertEquals(l2, Numbers.parseLong(sink, p, sink.length()));
    }
}

Example 42 with Rnd

use of com.questdb.std.Rnd in project questdb by bluestreak01.

the class GenericTest method testGenericPublish.

@Test
public void testGenericPublish() throws Exception {
    try (JournalWriter w = getFactory().writer(new JournalStructure("xyz") {

        {
            $sym("x").index();
            $int("y");
            $double("z");
            $ts();
            partitionBy(PartitionBy.DAY);
        }
    })) {
        JournalServer server = new JournalServer(new ServerConfig() {

            {
                addNode(new ServerNode(1, "localhost"));
                setHeartbeatFrequency(100);
                setEnableMultiCast(false);
            }
        }, getFactory());
        server.publish(w);
        server.start();
        final CountDownLatch ready = new CountDownLatch(1);
        JournalClient client = new JournalClient(new ClientConfig("localhost") {

            {
                setEnableMultiCast(false);
            }
        }, getFactory());
        client.subscribe(new JournalKey("xyz"), new JournalKey("abc"), new JournalListener() {

            @Override
            public void onCommit() {
                ready.countDown();
            }

            @Override
            public void onEvent(int event) {
            }
        });
        client.start();
        Rnd rnd = new Rnd();
        for (int i = 0; i < 100; i++) {
            JournalEntryWriter ew = w.entryWriter();
            ew.putSym(0, rnd.nextString(10));
            ew.putInt(1, rnd.nextInt());
            ew.putDouble(2, rnd.nextDouble());
            ew.append();
        }
        w.commit();
        Assert.assertTrue(ready.await(1, TimeUnit.SECONDS));
        StringSink sink = new StringSink();
        RecordSourcePrinter p = new RecordSourcePrinter(sink);
        try (RecordSource rs = compile("abc")) {
            p.print(rs, getFactory());
            final String expected = "VTJWCPSWHY\t-1191262516\t0.024494420737\t1970-01-01T00:00:00.000Z\n" + "EHNRXGZSXU\t-1458132197\t768.000000000000\t1970-01-01T00:00:00.000Z\n" + "BTGPGWFFYU\t-1125169127\t188.000000000000\t1970-01-01T00:00:00.000Z\n" + "YQEHBHFOWL\t-938514914\t0.032379742712\t1970-01-01T00:00:00.000Z\n" + "YSBEOUOJSH\t1890602616\t0.000000003895\t1970-01-01T00:00:00.000Z\n" + "DRQQULOFJG\t-530317703\t1.583955645561\t1970-01-01T00:00:00.000Z\n" + "RSZSRYRFBV\t-1787109293\t0.000076281818\t1970-01-01T00:00:00.000Z\n" + "GOOZZVDZJM\t-1212175298\t11.229226589203\t1970-01-01T00:00:00.000Z\n" + "CXZOUICWEK\t1876812930\t153.473033905029\t1970-01-01T00:00:00.000Z\n" + "UVSDOTSEDY\t-998315423\t56.593492507935\t1970-01-01T00:00:00.000Z\n" + "GQOLYXWCKY\t-2075675260\t0.060836097226\t1970-01-01T00:00:00.000Z\n" + "WDSWUGSHOL\t1864113037\t-1013.467773437500\t1970-01-01T00:00:00.000Z\n" + "IQBZXIOVIK\t519895483\t0.053118304349\t1970-01-01T00:00:00.000Z\n" + "SSUQSRLTKV\t-2080340570\t0.000000002016\t1970-01-01T00:00:00.000Z\n" + "OJIPHZEPIH\t1362833895\t142.000000000000\t1970-01-01T00:00:00.000Z\n" + "OVLJUMLGLH\t923501161\t364.462486267090\t1970-01-01T00:00:00.000Z\n" + "EOYPHRIPZI\t-1280991111\t0.451262347400\t1970-01-01T00:00:00.000Z\n" + "ZRMFMBEZGH\t-1121895896\t0.001741337735\t1970-01-01T00:00:00.000Z\n" + "KFLOPJOXPK\t-1542366041\t-1024.000000000000\t1970-01-01T00:00:00.000Z\n" + "IHYHBOQMYS\t39497392\t26.612817287445\t1970-01-01T00:00:00.000Z\n" + "GLUOHNZHZS\t-147343840\t0.017535420135\t1970-01-01T00:00:00.000Z\n" + "GLOGIFOUSZ\t-1775036711\t-911.000000000000\t1970-01-01T00:00:00.000Z\n" + "QEBNDCQCEH\t1448081412\t0.000000001871\t1970-01-01T00:00:00.000Z\n" + "VELLKKHTWN\t1147642496\t0.000969694171\t1970-01-01T00:00:00.000Z\n" + "FLRBROMNXK\t719793244\t0.000000005098\t1970-01-01T00:00:00.000Z\n" + "ULIGYVFZFK\t976011946\t0.000036501544\t1970-01-01T00:00:00.000Z\n" + "UOGXHFVWSW\t-1300367617\t488.093750000000\t1970-01-01T00:00:00.000Z\n" + "OONFCLTJCK\t-799774729\t0.000043022766\t1970-01-01T00:00:00.000Z\n" + "NTOGMXUKLG\t1746137611\t0.000000038730\t1970-01-01T00:00:00.000Z\n" + "LUQDYOPHNI\t534328386\t-655.625000000000\t1970-01-01T00:00:00.000Z\n" + "FDTNPHFLPB\t992057087\t-830.895019531250\t1970-01-01T00:00:00.000Z\n" + "ZWWCCNGTNL\t-857795778\t-353.683593750000\t1970-01-01T00:00:00.000Z\n" + "UHHIUGGLNY\t-1341091541\t0.000001089423\t1970-01-01T00:00:00.000Z\n" + "CBDMIGQZVK\t1194691156\t103.519111633301\t1970-01-01T00:00:00.000Z\n" + "QZSLQVFGPP\t-770962341\t0.003051488020\t1970-01-01T00:00:00.000Z\n" + "XBHYSBQYMI\t1289699549\t5.336447119713\t1970-01-01T00:00:00.000Z\n" + "VTNPIWZNFK\t-460860589\t0.000012560774\t1970-01-01T00:00:00.000Z\n" + "MCGFNWGRMD\t705091880\t0.000000006800\t1970-01-01T00:00:00.000Z\n" + "JYDVRVNGST\t855975978\t46.725388526917\t1970-01-01T00:00:00.000Z\n" + "DRZEIWFOQK\t481303173\t38.688202857971\t1970-01-01T00:00:00.000Z\n" + "QUWQOEENNE\t-970294725\t832.000000000000\t1970-01-01T00:00:00.000Z\n" + "EMXDKXEJCT\t-795877457\t768.000000000000\t1970-01-01T00:00:00.000Z\n" + "YFLUHZQSNP\t1141437597\t301.691406250000\t1970-01-01T00:00:00.000Z\n" + "JSMKIXEYVT\t-534339619\t0.000002205143\t1970-01-01T00:00:00.000Z\n" + "HHGGIWHPZR\t-69279231\t0.383871749043\t1970-01-01T00:00:00.000Z\n" + "GZJYYFLSVI\t-1354963681\t106.662109375000\t1970-01-01T00:00:00.000Z\n" + "WLEVMLKCJB\t1204423553\t0.000118756758\t1970-01-01T00:00:00.000Z\n" + "UHLIHYBTVZ\t-1023760162\t0.000001439041\t1970-01-01T00:00:00.000Z\n" + "NXFSUWPNXH\t882350590\t0.017423127312\t1970-01-01T00:00:00.000Z\n" + "ZODWKOCPFY\t-1558709522\t640.000000000000\t1970-01-01T00:00:00.000Z\n" + "KNCBWLNLRH\t-1422542921\t-354.286376953125\t1970-01-01T00:00:00.000Z\n" + "YPOVFDBZWN\t1927063457\t-384.616943359375\t1970-01-01T00:00:00.000Z\n" + "EHRUGPBMBT\t996323284\t-1024.000000000000\t1970-01-01T00:00:00.000Z\n" + "BEGMITINLK\t856634079\t0.000002211302\t1970-01-01T00:00:00.000Z\n" + "HNRJUEBWVL\t1890990613\t-486.985961914063\t1970-01-01T00:00:00.000Z\n" + "BETTTKRIVO\t-1001120776\t0.238771528006\t1970-01-01T00:00:00.000Z\n" + "PUNEFIVQFN\t1820147632\t-162.500000000000\t1970-01-01T00:00:00.000Z\n" + "SBOSEPGIUQ\t2146422524\t10.085297346115\t1970-01-01T00:00:00.000Z\n" + "ISQHNOJIGF\t-2139920832\t-256.000000000000\t1970-01-01T00:00:00.000Z\n" + "GQVZWEVQTQ\t-2129399613\t-492.000000000000\t1970-01-01T00:00:00.000Z\n" + "XTPNHTDCEB\t1944405123\t0.047431875020\t1970-01-01T00:00:00.000Z\n" + "BBZVRLPTYX\t882405723\t0.000005221712\t1970-01-01T00:00:00.000Z\n" + "FUXCDKDWOM\t1226884727\t-215.000000000000\t1970-01-01T00:00:00.000Z\n" + "BJFRPXZSFX\t-483085744\t-1024.000000000000\t1970-01-01T00:00:00.000Z\n" + "QXTGNJJILL\t-481534978\t1.034002423286\t1970-01-01T00:00:00.000Z\n" + "IWTCWLFORG\t1733247129\t19.849394798279\t1970-01-01T00:00:00.000Z\n" + "VMKPYVGPYK\t12659434\t-948.018188476563\t1970-01-01T00:00:00.000Z\n" + "QMUDDCIHCN\t880291989\t-1024.000000000000\t1970-01-01T00:00:00.000Z\n" + "JOPJEUKWMD\t-592205337\t-886.000000000000\t1970-01-01T00:00:00.000Z\n" + "BBUKOJSOLD\t181870148\t0.014446553774\t1970-01-01T00:00:00.000Z\n" + "DIPUNRPSMI\t233670179\t0.000001588220\t1970-01-01T00:00:00.000Z\n" + "PDKOEZBRQS\t-1312915365\t-736.000000000000\t1970-01-01T00:00:00.000Z\n" + "DIHHNSSTCR\t1881940349\t2.266549527645\t1970-01-01T00:00:00.000Z\n" + "VQFULMERTP\t767949332\t-960.000000000000\t1970-01-01T00:00:00.000Z\n" + "UYZVQQHSQS\t-459351439\t5.076923489571\t1970-01-01T00:00:00.000Z\n" + "BHLNEJRMDI\t-877688809\t987.093750000000\t1970-01-01T00:00:00.000Z\n" + "SGQFYQPZGP\t2091979674\t0.000000078822\t1970-01-01T00:00:00.000Z\n" + "VLTPKBBQFN\t-259645664\t0.000000042444\t1970-01-01T00:00:00.000Z\n" + "NNCTFSNSXH\t-485950131\t2.123810946941\t1970-01-01T00:00:00.000Z\n" + "LELRUMMZSC\t1124318483\t0.000124199963\t1970-01-01T00:00:00.000Z\n" + "OUIGENFELW\t-2031363046\t242.145568847656\t1970-01-01T00:00:00.000Z\n" + "LBMQHGJBFQ\t264877675\t0.000000002151\t1970-01-01T00:00:00.000Z\n" + "FIJZZYNPPB\t1344590222\t445.768707275391\t1970-01-01T00:00:00.000Z\n" + "VRIIYMHOWK\t-764794651\t0.000000542615\t1970-01-01T00:00:00.000Z\n" + "ZNLCNGZTOY\t-74511843\t512.000000000000\t1970-01-01T00:00:00.000Z\n" + "RSFPVRQLGY\t-560545477\t0.000000971470\t1970-01-01T00:00:00.000Z\n" + "NLITWGLFCY\t-992831440\t0.119503878057\t1970-01-01T00:00:00.000Z\n" + "KLHTIIGQEY\t-485549973\t-448.039062500000\t1970-01-01T00:00:00.000Z\n" + "VRGRQGKNPH\t1946796084\t0.000000093964\t1970-01-01T00:00:00.000Z\n" + "BVDEGHLXGZ\t-420096736\t0.000084972578\t1970-01-01T00:00:00.000Z\n" + "THMHZNVZHC\t1870334962\t2.253738045692\t1970-01-01T00:00:00.000Z\n" + "EQGMPLUCFT\t-1073362485\t0.075787898153\t1970-01-01T00:00:00.000Z\n" + "YTSZEOCVFF\t712201059\t0.012697421480\t1970-01-01T00:00:00.000Z\n" + "KPFOYMNWDS\t80777671\t388.000000000000\t1970-01-01T00:00:00.000Z\n" + "VDRHFBCZIO\t-1534034235\t-272.000000000000\t1970-01-01T00:00:00.000Z\n" + "PGZHITQJLK\t1143795193\t100.419076919556\t1970-01-01T00:00:00.000Z\n" + "LVSYLMSRHG\t-535358959\t41.351981163025\t1970-01-01T00:00:00.000Z\n" + "KUSIMYDXUU\t157435167\t5.152941465378\t1970-01-01T00:00:00.000Z\n" + "XNMUREIJUH\t1563307851\t433.924621582031\t1970-01-01T00:00:00.000Z\n" + "CMZCCYVBDM\t-1982292415\t216.046455383301\t1970-01-01T00:00:00.000Z\n";
            Assert.assertEquals(expected, sink.toString());
            client.halt();
            server.halt();
        }
    }
}

Example 43 with Rnd

use of com.questdb.std.Rnd in project questdb by bluestreak01.

the class QueryHandlerTest method generateJournal.

private static void generateJournal(String name, QueryResponse.Tab[] recs, int count) throws JournalException, NumericException {
    try (JournalWriter w = FACTORY_CONTAINER.getFactory().writer(new JournalStructure(name).$sym("id").$double("x").$double("y").$long("z").$int("w").$ts())) {
        Rnd rnd = new Rnd();
        long t = DateFormatUtils.parseDateTime("2015-03-12T00:00:00.000Z");
        for (int i = 0; i < count; i++) {
            JournalEntryWriter ew = w.entryWriter();
            ew.putSym(0, recs.length > i ? recs[i].id : "id" + i);
            ew.putDouble(1, recs.length > i ? recs[i].x : rnd.nextDouble());
            if (recs.length > i) {
                ew.putDouble(2, recs[i].y);
                ew.putLong(3, recs[i].z);
            } else {
                if (rnd.nextPositiveInt() % 10 == 0) {
                    ew.putNull(2);
                } else {
                    ew.putDouble(2, rnd.nextDouble());
                }
                if (rnd.nextPositiveInt() % 10 == 0) {
                    ew.putNull(3);
                } else {
                    ew.putLong(3, rnd.nextLong() % 500);
                }
            }
            ew.putInt(4, recs.length > i ? recs[i].w : rnd.nextInt() % 500);
            ew.putDate(5, recs.length > i ? recs[i].timestamp.getTime() : t);
            t += 10;
            ew.append();
        }
        w.commit();
    }
}

Example 44 with Rnd

use of com.questdb.std.Rnd in project questdb by bluestreak01.

the class AggregationTest method setUp.

@BeforeClass
public static void setUp() throws Exception {
    int recordCount = 10000;
    int employeeCount = 10;
    try (JournalWriter orders = FACTORY_CONTAINER.getFactory().writer(new JournalStructure("orders").$int("orderId").$int("customerId").$int("productId").$str("employeeId").$ts("orderDate").$int("quantity").$double("price").$float("rate").recordCountHint(recordCount).$())) {
        Rnd rnd = new Rnd();
        String[] employees = new String[employeeCount];
        for (int i = 0; i < employees.length; i++) {
            employees[i] = rnd.nextString(9);
        }
        long timestamp = DateFormatUtils.parseDateTime("2014-05-04T10:30:00.000Z");
        int tsIncrement = 10000;
        int orderId = 0;
        for (int i = 0; i < recordCount; i++) {
            JournalEntryWriter w = orders.entryWriter();
            w.putInt(0, ++orderId);
            w.putInt(1, rnd.nextPositiveInt() % 500);
            w.putInt(2, rnd.nextPositiveInt() % 200);
            w.putStr(3, employees[rnd.nextPositiveInt() % employeeCount]);
            w.putDate(4, timestamp += tsIncrement);
            w.putInt(5, rnd.nextPositiveInt());
            w.putDouble(6, rnd.nextDouble());
            w.putFloat(7, rnd.nextFloat());
            w.append();
        }
        orders.commit();
    }
    try (JournalWriter stars = FACTORY_CONTAINER.getFactory().writer(new JournalStructure("stars").$int("galaxy").$int("star").$double("diameter").$())) {
        Rnd rnd = new Rnd();
        long timestamp = DateFormatUtils.parseDateTime("2014-05-04T10:30:00.000Z");
        int tsIncrement = 10000;
        for (int i = 0; i < recordCount; i++) {
            JournalEntryWriter w = stars.entryWriter(timestamp += tsIncrement);
            w.putInt(0, rnd.nextPositiveInt() % 10);
            w.putInt(1, rnd.nextPositiveInt());
            int dividend = (rnd.nextPositiveInt() % 10);
            w.putDouble(2, Double.MAX_VALUE / (double) (dividend == 0 ? 1 : dividend));
            w.append();
        }
        stars.commit();
    }
    try (JournalWriter stars = FACTORY_CONTAINER.getFactory().writer(new JournalStructure("stars2").$int("galaxy").$int("star").$double("diameter").$())) {
        Rnd rnd = new Rnd();
        double r = Math.sqrt(Double.MAX_VALUE);
        long timestamp = DateFormatUtils.parseDateTime("2014-05-04T10:30:00.000Z");
        int tsIncrement = 10000;
        for (int i = 0; i < recordCount; i++) {
            JournalEntryWriter w = stars.entryWriter(timestamp += tsIncrement);
            w.putInt(0, rnd.nextPositiveInt() % 10);
            w.putInt(1, rnd.nextPositiveInt());
            int dividend = (rnd.nextPositiveInt() % 10);
            w.putDouble(2, r / (double) (dividend == 0 ? 1 : dividend));
            w.append();
        }
        stars.commit();
    }
}

Example 45 with Rnd

use of com.questdb.std.Rnd in project questdb by bluestreak01.

the class NullAggregationTest method createTabWithNaNs2.

private static void createTabWithNaNs2() throws JournalException, NumericException {
    try (JournalWriter w = FACTORY_CONTAINER.getFactory().writer(new JournalStructure("tab").$str("id").$double("x").$double("y").$long("z").$int("w").$str("a").$ts())) {
        Rnd rnd = new Rnd();
        int n = 128;
        ObjHashSet<String> names = getNames(rnd, n);
        int mask = n - 1;
        long t = DateFormatUtils.parseDateTime("2015-03-12T00:00:00.000Z");
        for (int i = 0; i < 10000; i++) {
            JournalEntryWriter ew = w.entryWriter();
            ew.putStr(0, names.get(rnd.nextInt() & mask));
            ew.putDouble(1, rnd.nextDouble());
            if (rnd.nextPositiveInt() % 10 == 0) {
                ew.putNull(2);
            } else {
                ew.putDouble(2, rnd.nextDouble());
            }
            if (rnd.nextPositiveInt() % 10 == 0) {
                ew.putNull(3);
            } else {
                ew.putLong(3, rnd.nextLong() % 500);
            }
            if (rnd.nextPositiveInt() % 10 == 0) {
                ew.putNull(4);
            } else {
                ew.putInt(4, rnd.nextInt() % 500);
            }
            if (rnd.nextPositiveInt() % 10 == 0) {
                ew.putNull(5);
            } else {
                ew.putStr(5, names.get(rnd.nextInt() & mask));
            }
            ew.putDate(6, t += (60 * 60 * 1000));
            ew.append();
        }
        w.commit();
    }
}