Examples with BtreeBuilder org.apache.carbondata.core.datastore.BtreeBuilder used on opensource projects

Example 1 with BtreeBuilder

use of org.apache.carbondata.core.datastore.BtreeBuilder in project carbondata by apache.

the class BTreeBlockFinderTest method testBtreeSearchIsWorkingAndGivingPorperBlockletWithDictionaryKey1.

@Test
public void testBtreeSearchIsWorkingAndGivingPorperBlockletWithDictionaryKey1() throws KeyGenException {
    BtreeBuilder builder = new BlockBTreeBuilder();
    List<DataFileFooter> footerList = getFileFooterListWithOnlyDictionaryKey();
    BTreeBuilderInfo infos = new BTreeBuilderInfo(footerList, null);
    builder.build(infos);
    DataRefNode dataBlock = builder.get();
    assertTrue(dataBlock != null);
    DataRefNodeFinder finder = new BTreeDataRefNodeFinder(new int[] { 2, 2 }, 2, 0);
    int[] dimensionBitLength = CarbonUtil.getDimensionBitLength(new int[] { 10000, 10000 }, new int[] { 1, 1 });
    KeyGenerator multiDimKeyVarLengthGenerator = new MultiDimKeyVarLengthGenerator(dimensionBitLength);
    IndexKey key = new IndexKey(multiDimKeyVarLengthGenerator.generateKey(new int[] { 1, 1 }), null);
    DataRefNode findFirstBlock = finder.findFirstDataBlock(dataBlock, key);
    assertEquals(0, findFirstBlock.nodeNumber());
    DataRefNode findLastBlock = finder.findLastDataBlock(dataBlock, key);
    assertEquals(0, findLastBlock.nodeNumber());
}

Example 2 with BtreeBuilder

use of org.apache.carbondata.core.datastore.BtreeBuilder in project carbondata by apache.

the class BTreeBlockFinderTest method testBtreeSearchIsWorkingAndGivingPorperBlockletWithDictionaryKey.

/**
   * Below method will test when key which is not present and key which is
   * more than
   * last node key is passes for searching it should give first block
   */
@Test
public void testBtreeSearchIsWorkingAndGivingPorperBlockletWithDictionaryKey() throws KeyGenException {
    BtreeBuilder builder = new BlockBTreeBuilder();
    List<DataFileFooter> footerList = getFileFooterListWithOnlyDictionaryKey();
    BTreeBuilderInfo infos = new BTreeBuilderInfo(footerList, null);
    builder.build(infos);
    DataRefNode dataBlock = builder.get();
    assertTrue(dataBlock != null);
    DataRefNodeFinder finder = new BTreeDataRefNodeFinder(new int[] { 2, 2 }, 2, 0);
    int[] dimensionBitLength = CarbonUtil.getDimensionBitLength(new int[] { 10000, 10000 }, new int[] { 1, 1 });
    KeyGenerator multiDimKeyVarLengthGenerator = new MultiDimKeyVarLengthGenerator(dimensionBitLength);
    IndexKey key = new IndexKey(multiDimKeyVarLengthGenerator.generateKey(new int[] { 10001, 10001 }), null);
    DataRefNode findFirstBlock = finder.findFirstDataBlock(dataBlock, key);
    assertEquals(99, findFirstBlock.nodeNumber());
    DataRefNode findLastBlock = finder.findLastDataBlock(dataBlock, key);
    assertEquals(99, findLastBlock.nodeNumber());
}

Example 3 with BtreeBuilder

use of org.apache.carbondata.core.datastore.BtreeBuilder in project carbondata by apache.

the class BTreeBlockFinderTest method testBtreeBuilderGetMethodIsGivingNotNullRootNode.

@Test
public void testBtreeBuilderGetMethodIsGivingNotNullRootNode() {
    BtreeBuilder builder = new BlockBTreeBuilder();
    List<DataFileFooter> footerList = getDataFileFooterList();
    BTreeBuilderInfo infos = new BTreeBuilderInfo(footerList, null);
    builder.build(infos);
    DataRefNode dataBlock = builder.get();
    assertTrue(dataBlock != null);
}

Example 4 with BtreeBuilder

use of org.apache.carbondata.core.datastore.BtreeBuilder in project carbondata by apache.

the class BTreeBlockFinderTest method testBtreeSearchIsWorkingAndGivingPorperBlockletWithDictionaryKey2.

@Test
public void testBtreeSearchIsWorkingAndGivingPorperBlockletWithDictionaryKey2() throws KeyGenException {
    BtreeBuilder builder = new BlockBTreeBuilder();
    List<DataFileFooter> footerList = getFileFooterListWithOnlyDictionaryKey();
    BTreeBuilderInfo infos = new BTreeBuilderInfo(footerList, null);
    builder.build(infos);
    DataRefNode dataBlock = builder.get();
    assertTrue(dataBlock != null);
    DataRefNodeFinder finder = new BTreeDataRefNodeFinder(new int[] { 2, 2 }, 2, 0);
    int[] dimensionBitLength = CarbonUtil.getDimensionBitLength(new int[] { 10000, 10000 }, new int[] { 1, 1 });
    KeyGenerator multiDimKeyVarLengthGenerator = new MultiDimKeyVarLengthGenerator(dimensionBitLength);
    IndexKey key = new IndexKey(multiDimKeyVarLengthGenerator.generateKey(new int[] { 0, 0 }), null);
    DataRefNode findFirstBlock = finder.findFirstDataBlock(dataBlock, key);
    assertEquals(0, findFirstBlock.nodeNumber());
    DataRefNode findLastBlock = finder.findLastDataBlock(dataBlock, key);
    assertEquals(0, findLastBlock.nodeNumber());
}

Example 5 with BtreeBuilder

use of org.apache.carbondata.core.datastore.BtreeBuilder in project carbondata by apache.

the class BTreeBlockFinderTest method testBtreeSearchIsWorkingAndGivingPorperBlockletWithNoDictionary.

@Test
public void testBtreeSearchIsWorkingAndGivingPorperBlockletWithNoDictionary() {
    BtreeBuilder builder = new BlockBTreeBuilder();
    List<DataFileFooter> footerList = getFileFooterListWithOnlyNoDictionaryKey();
    BTreeBuilderInfo infos = new BTreeBuilderInfo(footerList, null);
    builder.build(infos);
    DataRefNode dataBlock = builder.get();
    assertTrue(dataBlock != null);
    DataRefNodeFinder finder = new BTreeDataRefNodeFinder(new int[] { -1 }, 1, 1);
    ByteBuffer buffer = ByteBuffer.allocate(4 + 1);
    buffer.rewind();
    buffer.put((byte) 1);
    buffer.putInt(0);
    buffer.array();
    IndexKey key = new IndexKey(null, buffer.array());
    DataRefNode findFirstBlock = finder.findFirstDataBlock(dataBlock, key);
    assertEquals(0, findFirstBlock.nodeNumber());
    DataRefNode findLastBlock = finder.findLastDataBlock(dataBlock, key);
    assertEquals(0, findLastBlock.nodeNumber());
}