Examples with Interval com.questdb.std.time.Interval used on opensource projects

Example 1 with Interval

use of com.questdb.std.time.Interval in project questdb by bluestreak01.

the class JournalWriter method switchAppendPartition.

private void switchAppendPartition(long timestamp) throws JournalException {
    boolean computeTimestampLo = appendPartition == null;
    appendPartition = getAppendPartition(timestamp);
    Interval interval = appendPartition.getInterval();
    if (interval == null) {
        appendTimestampHi = Long.MAX_VALUE;
    } else {
        appendTimestampHi = interval.getHi();
    }
    if (computeTimestampLo) {
        FixedColumn column = appendPartition.getTimestampColumn();
        long sz;
        if ((sz = column.size()) > 0) {
            appendTimestampLo = column.getLong(sz - 1);
        }
    } else {
        appendTimestampLo = appendPartition.getInterval().getLo();
    }
}

Example 2 with Interval

use of com.questdb.std.time.Interval in project questdb by bluestreak01.

the class JournalWriter method getAppendPartition.

public Partition<T> getAppendPartition(long timestamp) throws JournalException {
    int sz = partitions.size();
    if (sz > 0) {
        Partition<T> par = partitions.getQuick(sz - 1);
        Interval interval = par.getInterval();
        if (interval == null || interval.contains(timestamp)) {
            return par.open().access();
        } else if (interval.isBefore(timestamp)) {
            return createPartition(new Interval(timestamp, getMetadata().getPartitionBy()), sz);
        } else {
            throw new JournalException("%s cannot be appended to %s", Dates.toString(timestamp), this);
        }
    } else {
        return createPartition(new Interval(timestamp, getMetadata().getPartitionBy()), 0);
    }
}

Example 3 with Interval

use of com.questdb.std.time.Interval in project questdb by bluestreak01.

the class PerformanceTest method testAllBySymbolValueOverInterval.

@Test
public void testAllBySymbolValueOverInterval() throws JournalException, NumericException {
    try (JournalWriter<Quote> w = getFactory().writer(Quote.class, null, TEST_DATA_SIZE)) {
        TestUtils.generateQuoteData(w, TEST_DATA_SIZE, DateFormatUtils.parseDateTime("2013-10-05T10:00:00.000Z"), 1000);
        w.commit();
    }
    try (Journal<Quote> journal = getFactory().reader(Quote.class)) {
        int count = 1000;
        Interval interval = new Interval(DateFormatUtils.parseDateTime("2013-10-15T10:00:00.000Z"), DateFormatUtils.parseDateTime("2013-10-05T10:00:00.000Z"));
        long t = 0;
        QueryAllBuilder<Quote> builder = journal.query().all().withKeys("LLOY.L").slice(interval);
        for (int i = -1000; i < count; i++) {
            if (i == 0) {
                t = System.nanoTime();
            }
            builder.asResultSet();
        }
        LOG.info().$("journal.query().all().withKeys(\"LLOY.L\").slice(interval) (query only) latency: ").$((System.nanoTime() - t) / count / 1000).$("μs").$();
    }
}

Example 4 with Interval

use of com.questdb.std.time.Interval in project questdb by bluestreak01.

the class JournalRecoveryTest method testLagRecovery.

@Test
public void testLagRecovery() throws Exception {
    try (JournalWriter<Quote> origin = getFactory().writer(Quote.class, "origin")) {
        TestUtils.generateQuoteData(origin, 100000, new Interval("2013-01-01T00:00:00.000Z", "2013-05-30T12:55:00.000Z"));
        try (Journal<Quote> r = getFactory().reader(Quote.class, "origin")) {
            Assert.assertEquals(100000, r.size());
        }
        long ts;
        try (JournalWriter<Quote> w = getFactory().writer(Quote.class)) {
            w.disableCommitOnClose();
            w.append(origin.query().all().asResultSet().subset(0, 15000));
            w.mergeAppend(origin.query().all().asResultSet().subset(15000, 17000));
            w.commit();
            ts = w.getMaxTimestamp();
            w.mergeAppend(origin.query().all().asResultSet().subset(16000, 27000));
            w.mergeAppend(origin.query().all().asResultSet().subset(23000, 37000));
            Assert.assertTrue(ts < w.getMaxTimestamp());
            Assert.assertEquals(37672, w.size());
        }
        // make sure journal is closed in pool
        getFactory().lock(Quote.class.getName());
        getFactory().unlock(Quote.class.getName());
        try (Journal<Quote> w = getFactory().reader(Quote.class)) {
            Assert.assertEquals(ts, w.getMaxTimestamp());
            Assert.assertEquals(17000, w.size());
        }
        try (JournalWriter<Quote> w = getFactory().writer(Quote.class)) {
            Assert.assertEquals(ts, w.getMaxTimestamp());
            Assert.assertEquals(17000, w.size());
        }
    }
}

Example 5 with Interval

use of com.questdb.std.time.Interval in project questdb by bluestreak01.

the class JournalRecoveryTest method testRecovery.

@Test
public void testRecovery() throws Exception {
    long ts;
    try (JournalWriter<Quote> w = getFactory().writer(Quote.class)) {
        w.disableCommitOnClose();
        Assert.assertFalse(w.isCommitOnClose());
        TestUtils.generateQuoteData(w, 10000, new Interval("2013-01-01T00:00:00.000Z", "2013-02-28T12:55:00.000Z"));
        ts = w.getMaxTimestamp();
        TestUtils.generateQuoteData(w, 10000, new Interval("2013-03-01T00:00:00.000Z", "2013-05-30T12:55:00.000Z"), false);
        Assert.assertTrue(w.getMaxTimestamp() > ts);
    }
    // make sure journal is closed in pool
    getFactory().lock(Quote.class.getName());
    getFactory().unlock(Quote.class.getName());
    try (Journal<Quote> w = getFactory().reader(Quote.class)) {
        Assert.assertEquals(ts, w.getMaxTimestamp());
        Assert.assertEquals(10000, w.size());
    }
    try (JournalWriter<Quote> w = getFactory().writer(Quote.class)) {
        w.disableCommitOnClose();
        Assert.assertEquals(ts, w.getMaxTimestamp());
        Assert.assertEquals(10000, w.size());
    }
}