Package org.apache.cassandra.db.columniterator

Examples of org.apache.cassandra.db.columniterator.IdentityQueryFilter

658
659
660
661
662
663
664
665
        return schemaCFS(schemaCfName).getRangeSlice(null,
                                                     new Range<RowPosition>(minToken.minKeyBound(),
                                                                            minToken.maxKeyBound()),
                                                     Integer.MAX_VALUE,
                                                     new IdentityQueryFilter(),
                                                     null);
    }
View Full Code Here
151
152
153
154
155
156
157
158
159
160
161
            return null;

        // mimic the collectCollatedColumn + removeDeleted path that getColumnFamily takes.
        // this will handle removing columns and subcolumns that are supressed by a row or
        // supercolumn tombstone.
        QueryFilter filter = new QueryFilter(null, new QueryPath(resolved.metadata().cfName), new IdentityQueryFilter());
        List<CloseableIterator<IColumn>> iters = new ArrayList<CloseableIterator<IColumn>>();
        for (ColumnFamily version : versions)
        {
            if (version == null)
                continue;
View Full Code Here
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
    }

    // returnCF should already have row-level tombstones applied
    public static void merge(final ColumnFamily returnCF, List<CloseableIterator<IColumn>> data, final SecondaryIndexManager.Updater indexer)
    {
        IDiskAtomFilter filter = new IdentityQueryFilter();
        Comparator<IColumn> fcomp = filter.getColumnComparator(returnCF.getComparator());

        MergeIterator.Reducer<IColumn, IColumn> reducer = new MergeIterator.Reducer<IColumn, IColumn>()
        {
            ColumnFamily container = returnCF.cloneMeShallow();

            public void reduce(IColumn column)
            {
                container.addColumn(column);
                if (indexer != SecondaryIndexManager.nullUpdater
                    && !column.isMarkedForDelete()
                    && !container.getColumn(column.name()).equals(column))
                {
                    indexer.remove(column);
                }
            }

            protected IColumn getReduced()
            {
                IColumn c = container.iterator().next();
                container.clear();
                return c;
            }
        };

        Iterator<IColumn> reduced = MergeIterator.get(data, fcomp, reducer);
        filter.collectReducedColumns(returnCF, reduced, CompactionManager.NO_GC);
    }
View Full Code Here
681
682
683
684
685
686
687
688
        return schemaCFS(schemaCfName).getRangeSlice(null,
                                                     new Range<RowPosition>(minToken.minKeyBound(),
                                                                            minToken.maxKeyBound()),
                                                     Integer.MAX_VALUE,
                                                     new IdentityQueryFilter(),
                                                     null);
    }
View Full Code Here
186
187
188
189
190
191
192
193
194
195
196
        rm.apply();

        // basic single-expression query
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = Table.open("Keyspace1").getColumnFamilyStore("Indexed1").indexManager.search(clause, range, filter);

        assert rows != null;
View Full Code Here
255
256
257
258
259
260
261
262
263
264
265
        }

        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(34L));
        IndexExpression expr2 = new IndexExpression(ByteBufferUtil.bytes("notbirthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr, expr2), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = Table.open("Keyspace1").getColumnFamilyStore("Indexed1").search(clause, range, filter);

        assert rows != null;
View Full Code Here
281
282
283
284
285
286
287
288
289
290
291
        rm.add(new QueryPath("Indexed1", null, ByteBufferUtil.bytes("birthdate")), ByteBufferUtil.bytes(1L), 0);
        rm.apply();

        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = cfs.search(clause, range, filter);
        assert rows.size() == 1 : StringUtils.join(rows, ",");
        String key = ByteBufferUtil.string(rows.get(0).key.key);
View Full Code Here
380
381
382
383
384
385
386
387
388
389
390
        rm.add(new QueryPath("Indexed1", null, ByteBufferUtil.bytes("birthdate")), ByteBufferUtil.bytes(2L), 2);
        rm.apply();

        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = table.getColumnFamilyStore("Indexed1").search(clause, range, filter);
        assert rows.size() == 0;
View Full Code Here
433
434
435
436
437
438
439
440
441
442
443
        // basic single-expression query
        IndexExpression expr1 = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexExpression expr2 = new IndexExpression(ByteBufferUtil.bytes("notbirthdate"), IndexOperator.GT, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(new IndexExpression[]{ expr1, expr2 }), ByteBufferUtil.EMPTY_BYTE_BUFFER, 1);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = Table.open("Keyspace1").getColumnFamilyStore("Indexed1").search(clause, range, filter);

        assert rows != null;
View Full Code Here
478
479
480
481
482
483
484
485
486
487
488
    private void queryBirthdate(Table table) throws CharacterCodingException
    {
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        IndexClause clause = new IndexClause(Arrays.asList(expr), ByteBufferUtil.EMPTY_BYTE_BUFFER, 100);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range range = new Range(p.getMinimumToken(), p.getMinimumToken());
        List<Row> rows = table.getColumnFamilyStore("Indexed2").search(clause, range, filter);
        assert rows.size() == 1 : StringUtils.join(rows, ",");
        assertEquals("k1", ByteBufferUtil.string(rows.get(0).key.key));
View Full Code Here
TOP

Related Classes of org.apache.cassandra.db.columniterator.IdentityQueryFilter

  • org.apache.cassandra.db.CleanupTest
  • org.apache.cassandra.db.ColumnFamilyStore
  • org.apache.cassandra.db.ColumnFamilyStoreTest
  • org.apache.cassandra.db.compaction.CompactionsTest
  • org.apache.cassandra.db.compaction.PrecompactedRow
  • org.apache.cassandra.db.DataRange
  • org.apache.cassandra.db.filter.QueryFilter
  • org.apache.cassandra.db.KeyCollisionTest
  • org.apache.cassandra.db.ScrubTest
  • org.apache.cassandra.db.SystemKeyspace
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.