Examples with BackendEntry com.baidu.hugegraph.backend.store.BackendEntry used on opensource projects

Example 11 with BackendEntry

use of com.baidu.hugegraph.backend.store.BackendEntry in project incubator-hugegraph by apache.

the class BackendMutationTest method testEliminateAndInsertEntry.

@Test
public void testEliminateAndInsertEntry() {
    BackendMutation mutation = new BackendMutation();
    BackendEntry entry1 = constructBackendEntry("1");
    BackendEntry entry2 = constructBackendEntry("1", "name", "marko");
    mutation.add(entry1, Action.ELIMINATE);
    mutation.add(entry2, Action.INSERT);
    Assert.assertEquals(1, get(mutation, "1").size());
    Assert.assertEquals(Action.INSERT, get(mutation, "1").get(0).action());
}

Example 12 with BackendEntry

use of com.baidu.hugegraph.backend.store.BackendEntry in project incubator-hugegraph by apache.

the class BackendMutationTest method testInsertAndInsertEntry.

@Test
public void testInsertAndInsertEntry() {
    BackendMutation mutation = new BackendMutation();
    BackendEntry entry1 = constructBackendEntry("1");
    BackendEntry entry2 = constructBackendEntry("2");
    BackendEntry entry3 = constructBackendEntry("1");
    mutation.add(entry1, Action.INSERT);
    mutation.add(entry2, Action.INSERT);
    mutation.add(entry3, Action.INSERT);
    Assert.assertEquals(1, get(mutation, "1").size());
    Assert.assertEquals(Action.INSERT, get(mutation, "1").get(0).action());
    Assert.assertEquals(1, get(mutation, "2").size());
    Assert.assertEquals(Action.INSERT, get(mutation, "2").get(0).action());
}

Example 13 with BackendEntry

use of com.baidu.hugegraph.backend.store.BackendEntry in project incubator-hugegraph by apache.

the class BackendMutationTest method testInsertAndEliminateEntry.

@Test
public void testInsertAndEliminateEntry() {
    BackendMutation mutation = new BackendMutation();
    BackendEntry entry1 = constructBackendEntry("1", "name", "marko");
    BackendEntry entry2 = constructBackendEntry("1", "name", "marko");
    mutation.add(entry1, Action.INSERT);
    Assert.assertThrows(HugeException.class, () -> {
        mutation.add(entry2, Action.ELIMINATE);
    });
}

Example 14 with BackendEntry

use of com.baidu.hugegraph.backend.store.BackendEntry in project incubator-hugegraph by apache.

the class BackendMutationTest method testInsertAndDeleteEntry.

@Test
public void testInsertAndDeleteEntry() {
    BackendMutation mutation = new BackendMutation();
    BackendEntry entry1 = constructBackendEntry("1");
    BackendEntry entry2 = constructBackendEntry("1");
    mutation.add(entry1, Action.INSERT);
    Assert.assertThrows(HugeException.class, () -> {
        mutation.add(entry2, Action.DELETE);
    });
}

Example 15 with BackendEntry

use of com.baidu.hugegraph.backend.store.BackendEntry in project incubator-hugegraph by apache.

the class CassandraStore method query.

@Override
public Iterator<BackendEntry> query(Query query) {
    this.checkOpened();
    HugeType type = CassandraTable.tableType(query);
    String tableName = query.olap() ? this.olapTableName(type) : type.string();
    CassandraTable table = this.table(tableName);
    Iterator<BackendEntry> entries = table.query(this.session(), query);
    // Merge olap results as needed
    Set<Id> olapPks = query.olapPks();
    if (this.isGraphStore && !olapPks.isEmpty()) {
        List<Iterator<BackendEntry>> iterators = new ArrayList<>();
        for (Id pk : olapPks) {
            Query q = query.copy();
            table = this.table(this.olapTableName(pk));
            iterators.add(table.query(this.session(), q));
        }
        entries = new MergeIterator<>(entries, iterators, BackendEntry::mergeable);
    }
    return entries;
}