Examples with FixedLengthDimensionColumnPage org.apache.carbondata.core.datastore.chunk.impl.FixedLengthDimensionColumnPage used on opensource projects

Example 6 with FixedLengthDimensionColumnPage

use of org.apache.carbondata.core.datastore.chunk.impl.FixedLengthDimensionColumnPage in project carbondata by apache.

the class CarbonUtilTest method testToGetFirstIndexUsingBinarySearchWithCompareTo1.

@Test
public void testToGetFirstIndexUsingBinarySearchWithCompareTo1() {
    byte[] dataChunks = { 10, 20, 30, 40, 50, 60 };
    byte[] compareValue = { 5 };
    FixedLengthDimensionColumnPage fixedLengthDimensionDataChunk = new FixedLengthDimensionColumnPage(dataChunks, null, null, 6, 1, dataChunks.length);
    int result = CarbonUtil.getFirstIndexUsingBinarySearch(fixedLengthDimensionDataChunk, 1, 3, compareValue, false);
    assertEquals(-2, result);
}

Example 7 with FixedLengthDimensionColumnPage

use of org.apache.carbondata.core.datastore.chunk.impl.FixedLengthDimensionColumnPage in project carbondata by apache.

the class IncludeFilterExecutorImplTest method testRangBinarySearch.

@Test
public void testRangBinarySearch() {
    long oldTime = 0;
    long newTime = 0;
    long start;
    long end;
    // dimension's data number in a blocklet, usually default is 32000
    int dataChunkSize = 32000;
    // repeat query times in the test
    int queryTimes = 10000;
    // repeated times for a dictionary value
    int repeatTimes = 200;
    // filtered value count in a blocklet
    int filteredValueCnt = 800;
    // column dictionary size
    int dimColumnSize = 2;
    FixedLengthDimensionColumnPage dimensionColumnDataChunk;
    DimColumnExecutorFilterInfo dim = new DimColumnExecutorFilterInfo();
    byte[] dataChunk = new byte[dataChunkSize * dimColumnSize];
    for (int i = 0; i < dataChunkSize; i++) {
        if (i % repeatTimes == 0) {
            repeatTimes++;
        }
        byte[] data = transferIntToByteArr(repeatTimes, dimColumnSize);
        dataChunk[2 * i] = data[0];
        dataChunk[2 * i + 1] = data[1];
    }
    byte[][] filterKeys = new byte[filteredValueCnt][2];
    for (int k = 0; k < filteredValueCnt; k++) {
        filterKeys[k] = transferIntToByteArr(100 + k, dimColumnSize);
    }
    dim.setFilterKeys(filterKeys);
    dimensionColumnDataChunk = new FixedLengthDimensionColumnPage(dataChunk, null, null, dataChunk.length / dimColumnSize, dimColumnSize, dataChunk.length);
    // initial to run
    BitSet bitOld = this.setFilterdIndexToBitSetWithColumnIndexOld(dimensionColumnDataChunk, dataChunkSize, filterKeys);
    BitSet bitNew = this.setFilterdIndexToBitSetWithColumnIndexNew(dimensionColumnDataChunk, dataChunkSize, filterKeys);
    // performance run
    for (int j = 0; j < queryTimes; j++) {
        start = System.currentTimeMillis();
        bitOld = this.setFilterdIndexToBitSetWithColumnIndexOld(dimensionColumnDataChunk, dataChunkSize, filterKeys);
        end = System.currentTimeMillis();
        oldTime = oldTime + end - start;
        start = System.currentTimeMillis();
        bitNew = this.setFilterdIndexToBitSetWithColumnIndexNew(dimensionColumnDataChunk, dataChunkSize, filterKeys);
        end = System.currentTimeMillis();
        newTime = newTime + end - start;
        assertTrue(bitOld.equals(bitNew));
    }
    System.out.println("old code performance time: " + oldTime + " ms");
    System.out.println("new code performance time: " + newTime + " ms");
}

Example 8 with FixedLengthDimensionColumnPage

use of org.apache.carbondata.core.datastore.chunk.impl.FixedLengthDimensionColumnPage in project carbondata by apache.

the class CarbonUtilTest method testToGetFirstIndexUsingBinarySearchWithCompareToLessThan0.

@Test
public void testToGetFirstIndexUsingBinarySearchWithCompareToLessThan0() {
    byte[] dataChunks = { 10, 20, 30, 40, 50, 60 };
    byte[] compareValue = { 30 };
    FixedLengthDimensionColumnPage fixedLengthDimensionDataChunk = new FixedLengthDimensionColumnPage(dataChunks, null, null, 6, 1, dataChunks.length);
    int result = CarbonUtil.getFirstIndexUsingBinarySearch(fixedLengthDimensionDataChunk, 1, 3, compareValue, false);
    assertEquals(2, result);
}

Example 9 with FixedLengthDimensionColumnPage

use of org.apache.carbondata.core.datastore.chunk.impl.FixedLengthDimensionColumnPage in project carbondata by apache.

the class CarbonUtilTest method testToGetNextLesserValueToTarget.

@Test
public void testToGetNextLesserValueToTarget() {
    byte[] dataChunks = { 7, 7, 7, 8, 9 };
    byte[] compareValues = { 7 };
    FixedLengthDimensionColumnPage fixedLengthDataChunk = new FixedLengthDimensionColumnPage(dataChunks, null, null, 5, 1, dataChunks.length);
    int result = CarbonUtil.nextLesserValueToTarget(2, fixedLengthDataChunk, compareValues);
    assertEquals(result, -1);
}

Example 10 with FixedLengthDimensionColumnPage

use of org.apache.carbondata.core.datastore.chunk.impl.FixedLengthDimensionColumnPage in project carbondata by apache.

the class CarbonUtilTest method testToGetFirstIndexUsingBinarySearchWithMatchUpLimitTrue.

@Test
public void testToGetFirstIndexUsingBinarySearchWithMatchUpLimitTrue() {
    byte[] dataChunks = { 10, 10, 10, 40, 50, 60 };
    byte[] compareValue = { 10 };
    FixedLengthDimensionColumnPage fixedLengthDimensionDataChunk = new FixedLengthDimensionColumnPage(dataChunks, null, null, 6, 1, dataChunks.length);
    int result = CarbonUtil.getFirstIndexUsingBinarySearch(fixedLengthDimensionDataChunk, 1, 3, compareValue, true);
    assertEquals(2, result);
}