Package org.apache.cassandra.db

Examples of org.apache.cassandra.db.RowMutation.apply()

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        rm.apply();

        // deletes supercolumn with timestamp such that not all columns go
        rm = new RowMutation(tableName, key.key);
        rm.delete(new QueryPath(cfName, scName, null), 4);
        rm.apply();

        // flush and major compact
        cfs.forceBlockingFlush();
        Util.compactAll(cfs).get();
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        {
            RowMutation rm = new RowMutation(t.name, ByteBufferUtil.bytes(Long.toString(System.nanoTime())));
            rm.add(new QueryPath("Standard1", null, ByteBufferUtil.bytes("cola")), ByteBufferUtil.bytes("value"), 0);
            try
            {
                rm.apply();
            }
            catch (IOException ex)
            {
                throw new RuntimeException(ex);
            }
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        rm = new RowMutation(tableName, key.key);
        for (int i = 0; i < 5; i++)
        {
            rm.add(new QueryPath(cfName, scName, ByteBuffer.wrap(String.valueOf(i).getBytes())), ByteBufferUtil.EMPTY_BYTE_BUFFER, i);
        }
        rm.apply();

        // Check that the second insert did went in
        ColumnFamily cf = cfs.getColumnFamily(QueryFilter.getIdentityFilter(key, new QueryPath(cfName)));
        SuperColumn sc = (SuperColumn)cf.getColumn(scName);
        assert sc != null;
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        Set<DecoratedKey> inserted = new HashSet<DecoratedKey>();
        for (int j = 0; j < insertsPerTable; j++) {
            DecoratedKey key = Util.dk(String.valueOf(j));
            RowMutation rm = new RowMutation("Keyspace1", key.key);
            rm.add(new QueryPath(columnFamilyName, null, ByteBufferUtil.bytes("0")), ByteBufferUtil.EMPTY_BYTE_BUFFER, j);
            rm.apply();
            inserted.add(key);
            store.forceBlockingFlush();
            assertEquals(inserted.size(), Util.getRangeSlice(store).size());
        }
        CompactionManager.instance.performMajor(store);
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        rm = new RowMutation(TABLE1, key.key);
        for (int i = 0; i < 10; i++)
        {
            rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes(String.valueOf(i))), ByteBufferUtil.EMPTY_BYTE_BUFFER, 0);
        }
        rm.apply();
        cfs.forceBlockingFlush();

        // deletes
        for (int i = 0; i < 10; i++)
        {
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        // deletes
        for (int i = 0; i < 10; i++)
        {
            rm = new RowMutation(TABLE1, key.key);
            rm.delete(new QueryPath(cfName, null, ByteBufferUtil.bytes(String.valueOf(i))), 1);
            rm.apply();
        }
        cfs.forceBlockingFlush();

        // resurrect one column
        rm = new RowMutation(TABLE1, key.key);
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        cfs.forceBlockingFlush();

        // resurrect one column
        rm = new RowMutation(TABLE1, key.key);
        rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes(String.valueOf(5))), ByteBufferUtil.EMPTY_BYTE_BUFFER, 2);
        rm.apply();
        cfs.forceBlockingFlush();

        // major compact and test that all columns but the resurrected one is completely gone
        CompactionManager.instance.submitMajor(cfs, 0, Integer.MAX_VALUE).get();
        cfs.invalidateCachedRow(key);
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            rm = new RowMutation(TABLE2, key.key);
            for (int i = 0; i < 10; i++)
            {
                rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes(String.valueOf(i))), ByteBufferUtil.EMPTY_BYTE_BUFFER, 0);
            }
            rm.apply();
            cfs.forceBlockingFlush();

            // deletes
            for (int i = 0; i < 10; i++)
            {
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            // deletes
            for (int i = 0; i < 10; i++)
            {
                rm = new RowMutation(TABLE2, key.key);
                rm.delete(new QueryPath(cfName, null, ByteBufferUtil.bytes(String.valueOf(i))), 1);
                rm.apply();
            }
            cfs.forceBlockingFlush();
        }

        DecoratedKey key1 = Util.dk("key1");
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        // for first key. Then submit minor compaction on remembered sstables.
        cfs.forceBlockingFlush();
        Collection<SSTableReader> sstablesIncomplete = cfs.getSSTables();
        rm = new RowMutation(TABLE2, key1.key);
        rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes(String.valueOf(5))), ByteBufferUtil.EMPTY_BYTE_BUFFER, 2);
        rm.apply();
        cfs.forceBlockingFlush();
        CompactionManager.instance.doCompaction(cfs, sstablesIncomplete, Integer.MAX_VALUE);

        // verify that minor compaction does not GC when key is present
        // in a non-compacted sstable
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