Examples of totalDistinctCount()

Examples of com.foundationdb.server.store.statistics.Histogram.totalDistinctCount()

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        List<HistogramEntry> entries;
        // Multi-column histogram on (a)
        histogram = stats.getHistogram(0, 1);
        assertEquals(0, histogram.getFirstColumn());
        assertEquals(1, histogram.getColumnCount());
        assertEquals(A_COUNT, histogram.totalDistinctCount());
        entries = histogram.getEntries();
        int a = 0;
        for (HistogramEntry entry : entries) {
            assertEquals(String.format("{(long)%s}", a++), entry.getKeyString());
            assertEquals(N / A_COUNT, entry.getEqualCount());
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Examples of com.foundationdb.server.store.statistics.Histogram.totalDistinctCount()

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        // Not checking other multi-column entries in detail, because there's nothing new, and they're pretty useless.
        // Single-column histogram on (b)
        histogram = stats.getHistogram(1, 1);
        assertEquals(1, histogram.getFirstColumn());
        assertEquals(1, histogram.getColumnCount());
        assertEquals(B_COUNT, histogram.totalDistinctCount());
        entries = histogram.getEntries();
        int b = 0;
        for (HistogramEntry entry : entries) {
            assertEquals(String.format("{(long)%s}", b++), entry.getKeyString());
            assertEquals(N / B_COUNT, entry.getEqualCount());
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Examples of com.foundationdb.server.store.statistics.Histogram.totalDistinctCount()

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        }
        // Single-column histogram on (c)
        histogram = stats.getHistogram(2, 1);
        assertEquals(2, histogram.getFirstColumn());
        assertEquals(1, histogram.getColumnCount());
        assertEquals(C_COUNT, histogram.totalDistinctCount());
        entries = histogram.getEntries();
        int c = 0;
        for (HistogramEntry entry : entries) {
            assertEquals(String.format("{(long)%s}", c++), entry.getKeyString());
            assertEquals(N / C_COUNT, entry.getEqualCount());
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