Package org.apache.cassandra.db

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

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        ByteBuffer key = ByteBufferUtil.bytes("k");
        RowMutation rm = new RowMutation("Keyspace4", key);
        ByteBuffer scKey = ByteBuffer.wrap(UUIDGen.decompose(UUIDGen.makeType1UUIDFromHost(FBUtilities.getLocalAddress())));
        rm.add(new QueryPath("Super5", scKey , ByteBufferUtil.bytes("c")), ByteBufferUtil.EMPTY_BYTE_BUFFER, 0);
        rm.apply();
        cfs.forceBlockingFlush();

        rm.apply();
        cfs.forceBlockingFlush();
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        ByteBuffer scKey = ByteBuffer.wrap(UUIDGen.decompose(UUIDGen.makeType1UUIDFromHost(FBUtilities.getLocalAddress())));
        rm.add(new QueryPath("Super5", scKey , ByteBufferUtil.bytes("c")), ByteBufferUtil.EMPTY_BYTE_BUFFER, 0);
        rm.apply();
        cfs.forceBlockingFlush();

        rm.apply();
        cfs.forceBlockingFlush();

        assertBytes(cfs, Integer.MAX_VALUE, true);
    }
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        ColumnFamilyStore store = table.getColumnFamilyStore("Standard2");
        ByteBuffer key = ByteBufferUtil.bytes(String.valueOf("key1"));
       
        RowMutation rm = new RowMutation("Keyspace1", key);
        rm.delete(new QueryPath("Standard2"), 0);
        rm.apply();

        store.forceBlockingFlush();
       
        SSTableReader sstable = store.getSSTables().iterator().next();
        assertEquals(0, sstable.getMaxTimestamp());
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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.submitMaximal(cfs, 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();
        cfs.getCompactionStrategy().getUserDefinedTask(sstablesIncomplete, Integer.MAX_VALUE).execute(null);

        // verify that minor compaction does GC when key is provably not
        // present in a non-compacted sstable
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        DecoratedKey key3 = Util.dk("key3");
        // inserts
        rm = new RowMutation(TABLE2, key3.key);
        rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes("c1")), ByteBufferUtil.EMPTY_BYTE_BUFFER, 8);
        rm.add(new QueryPath(cfName, null, ByteBufferUtil.bytes("c2")), ByteBufferUtil.EMPTY_BYTE_BUFFER, 8);
        rm.apply();
        cfs.forceBlockingFlush();
        // deletes
        rm = new RowMutation(TABLE2, key3.key);
        rm.delete(new QueryPath(cfName, null, ByteBufferUtil.bytes("c1")), 10);
        rm.apply();
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