Examples with DeletionTime org.apache.cassandra.db.DeletionTime used on opensource projects

Example 26 with DeletionTime

use of org.apache.cassandra.db.DeletionTime in project cassandra by apache.

the class SSTableGenerator method delete.

Mutation delete(long lts, long pd, Query query) {
    Object[] partitionKey = schema.inflatePartitionKey(pd);
    WhereClause.Builder builder = new WhereClause.Builder();
    List<ColumnIdentifier> variableNames = new ArrayList<>();
    List<ByteBuffer> values = new ArrayList<>();
    for (int i = 0; i < partitionKey.length; i++) {
        String name = schema.partitionKeys.get(i).name;
        ColumnMetadata columnDef = metadata.getColumn(ByteBufferUtil.bytes(name));
        variableNames.add(columnDef.name);
        values.add(ByteBufferUtil.objectToBytes(partitionKey[i]));
        builder.add(new SingleColumnRelation(ColumnIdentifier.getInterned(name, true), toOperator(Relation.RelationKind.EQ), new AbstractMarker.Raw(values.size() - 1)));
    }
    for (Relation relation : query.relations) {
        String name = relation.column();
        ColumnMetadata columnDef = metadata.getColumn(ByteBufferUtil.bytes(relation.column()));
        variableNames.add(columnDef.name);
        values.add(ByteBufferUtil.objectToBytes(relation.value()));
        builder.add(new SingleColumnRelation(ColumnIdentifier.getInterned(name, false), toOperator(relation.kind), new AbstractMarker.Raw(values.size() - 1)));
    }
    StatementRestrictions restrictions = new StatementRestrictions(StatementType.DELETE, metadata, builder.build(), new VariableSpecifications(variableNames), false, false, false, false);
    QueryOptions options = QueryOptions.forInternalCalls(ConsistencyLevel.QUORUM, values);
    SortedSet<ClusteringBound<?>> startBounds = restrictions.getClusteringColumnsBounds(Bound.START, options);
    SortedSet<ClusteringBound<?>> endBounds = restrictions.getClusteringColumnsBounds(Bound.END, options);
    Slices slices = DeleteStatement.toSlices(metadata, startBounds, endBounds);
    assert slices.size() == 1;
    int deletionTime = FBUtilities.nowInSeconds();
    long rts = clock.rts(lts);
    return new RowUpdateBuilder(metadata, deletionTime, rts, metadata.params.defaultTimeToLive, serializePartitionKey(store, partitionKey)).noRowMarker().addRangeTombstone(new RangeTombstone(slices.get(0), new DeletionTime(rts, deletionTime))).build();
}

Example 27 with DeletionTime

use of org.apache.cassandra.db.DeletionTime in project cassandra by apache.

the class DataResolverTest method testResolveComplexDelete.

@Test
public void testResolveComplexDelete() {
    EndpointsForRange replicas = makeReplicas(2);
    ReadCommand cmd = Util.cmd(cfs2, dk).withNowInSeconds(nowInSec).build();
    TestableReadRepair readRepair = new TestableReadRepair(cmd);
    DataResolver resolver = new DataResolver(cmd, plan(replicas, ALL), readRepair, nanoTime());
    long[] ts = { 100, 200 };
    Row.Builder builder = BTreeRow.unsortedBuilder();
    builder.newRow(Clustering.EMPTY);
    builder.addComplexDeletion(m, new DeletionTime(ts[0] - 1, nowInSec));
    builder.addCell(mapCell(0, 0, ts[0]));
    InetAddressAndPort peer1 = replicas.get(0).endpoint();
    resolver.preprocess(response(cmd, peer1, iter(PartitionUpdate.singleRowUpdate(cfm2, dk, builder.build()))));
    builder.newRow(Clustering.EMPTY);
    DeletionTime expectedCmplxDelete = new DeletionTime(ts[1] - 1, nowInSec);
    builder.addComplexDeletion(m, expectedCmplxDelete);
    Cell<?> expectedCell = mapCell(1, 1, ts[1]);
    builder.addCell(expectedCell);
    InetAddressAndPort peer2 = replicas.get(1).endpoint();
    resolver.preprocess(response(cmd, peer2, iter(PartitionUpdate.singleRowUpdate(cfm2, dk, builder.build()))));
    try (PartitionIterator data = resolver.resolve()) {
        try (RowIterator rows = Iterators.getOnlyElement(data)) {
            Row row = Iterators.getOnlyElement(rows);
            assertColumns(row, "m");
            Assert.assertNull(row.getCell(m, CellPath.create(bb(0))));
            Assert.assertNotNull(row.getCell(m, CellPath.create(bb(1))));
        }
    }
    Mutation mutation = readRepair.getForEndpoint(peer1);
    Iterator<Row> rowIter = mutation.getPartitionUpdate(cfm2).iterator();
    assertTrue(rowIter.hasNext());
    Row row = rowIter.next();
    assertFalse(rowIter.hasNext());
    ComplexColumnData cd = row.getComplexColumnData(m);
    assertEquals(Collections.singleton(expectedCell), Sets.newHashSet(cd));
    assertEquals(expectedCmplxDelete, cd.complexDeletion());
    Assert.assertNull(readRepair.sent.get(peer2));
}

Example 28 with DeletionTime

use of org.apache.cassandra.db.DeletionTime in project cassandra by apache.

the class DataResolverTest method testRepairRangeTombstoneWithPartitionDeletion.

/**
 * Test for CASSANDRA-13719: tests that having a partition deletion shadow a range tombstone on another source
 * doesn't trigger an assertion error.
 */
@Test
public void testRepairRangeTombstoneWithPartitionDeletion() {
    EndpointsForRange replicas = makeReplicas(2);
    DataResolver resolver = new DataResolver(command, plan(replicas, ALL), readRepair, nanoTime());
    InetAddressAndPort peer1 = replicas.get(0).endpoint();
    InetAddressAndPort peer2 = replicas.get(1).endpoint();
    // 1st "stream": just a partition deletion
    UnfilteredPartitionIterator iter1 = iter(PartitionUpdate.fullPartitionDelete(cfm, dk, 10, nowInSec));
    // 2nd "stream": a range tombstone that is covered by the 1st stream
    RangeTombstone rt = tombstone("0", true, "10", true, 5, nowInSec);
    UnfilteredPartitionIterator iter2 = iter(new RowUpdateBuilder(cfm, nowInSec, 1L, dk).addRangeTombstone(rt).buildUpdate());
    resolver.preprocess(response(command, peer1, iter1));
    resolver.preprocess(response(command, peer2, iter2));
    // No results, we've only reconciled tombstones.
    try (PartitionIterator data = resolver.resolve()) {
        assertFalse(data.hasNext());
    // 2nd stream should get repaired
    }
    assertEquals(1, readRepair.sent.size());
    Mutation mutation = readRepair.getForEndpoint(peer2);
    assertRepairMetadata(mutation);
    assertRepairContainsNoColumns(mutation);
    assertRepairContainsDeletions(mutation, new DeletionTime(10, nowInSec));
}

Example 29 with DeletionTime

use of org.apache.cassandra.db.DeletionTime in project cassandra by apache.

the class DataResolverTest method testResolveDeleted.

@Test
public void testResolveDeleted() {
    EndpointsForRange replicas = makeReplicas(2);
    DataResolver resolver = new DataResolver(command, plan(replicas, ALL), readRepair, nanoTime());
    // one response with columns timestamped before a delete in another response
    InetAddressAndPort peer1 = replicas.get(0).endpoint();
    resolver.preprocess(response(command, peer1, iter(new RowUpdateBuilder(cfm, nowInSec, 0L, dk).clustering("1").add("one", "A").buildUpdate())));
    InetAddressAndPort peer2 = replicas.get(1).endpoint();
    resolver.preprocess(response(command, peer2, fullPartitionDelete(cfm, dk, 1, nowInSec)));
    try (PartitionIterator data = resolver.resolve()) {
        assertFalse(data.hasNext());
    }
    // peer1 should get the deletion from peer2
    assertEquals(1, readRepair.sent.size());
    Mutation mutation = readRepair.getForEndpoint(peer1);
    assertRepairMetadata(mutation);
    assertRepairContainsDeletions(mutation, new DeletionTime(1, nowInSec));
    assertRepairContainsNoColumns(mutation);
}

Example 30 with DeletionTime

use of org.apache.cassandra.db.DeletionTime in project cassandra by apache.

the class DataResolverTest method testResolveNewCollectionOverwritingDeleted.

@Test
public void testResolveNewCollectionOverwritingDeleted() {
    EndpointsForRange replicas = makeReplicas(2);
    ReadCommand cmd = Util.cmd(cfs2, dk).withNowInSeconds(nowInSec).build();
    TestableReadRepair readRepair = new TestableReadRepair(cmd);
    DataResolver resolver = new DataResolver(cmd, plan(replicas, ALL), readRepair, nanoTime());
    long[] ts = { 100, 200 };
    // cleared map column
    Row.Builder builder = BTreeRow.unsortedBuilder();
    builder.newRow(Clustering.EMPTY);
    builder.addComplexDeletion(m, new DeletionTime(ts[0] - 1, nowInSec));
    InetAddressAndPort peer1 = replicas.get(0).endpoint();
    resolver.preprocess(response(cmd, peer1, iter(PartitionUpdate.singleRowUpdate(cfm2, dk, builder.build()))));
    // newer, overwritten map column
    builder.newRow(Clustering.EMPTY);
    DeletionTime expectedCmplxDelete = new DeletionTime(ts[1] - 1, nowInSec);
    builder.addComplexDeletion(m, expectedCmplxDelete);
    Cell<?> expectedCell = mapCell(1, 1, ts[1]);
    builder.addCell(expectedCell);
    InetAddressAndPort peer2 = replicas.get(1).endpoint();
    resolver.preprocess(response(cmd, peer2, iter(PartitionUpdate.singleRowUpdate(cfm2, dk, builder.build()))));
    try (PartitionIterator data = resolver.resolve()) {
        try (RowIterator rows = Iterators.getOnlyElement(data)) {
            Row row = Iterators.getOnlyElement(rows);
            assertColumns(row, "m");
            ComplexColumnData cd = row.getComplexColumnData(m);
            assertEquals(Collections.singleton(expectedCell), Sets.newHashSet(cd));
        }
    }
    Row row = Iterators.getOnlyElement(readRepair.getForEndpoint(peer1).getPartitionUpdate(cfm2).iterator());
    ComplexColumnData cd = row.getComplexColumnData(m);
    assertEquals(Collections.singleton(expectedCell), Sets.newHashSet(cd));
    assertEquals(expectedCmplxDelete, cd.complexDeletion());
    Assert.assertNull(readRepair.sent.get(peer2));
}