Examples with ConnectionQueryServices org.apache.phoenix.query.ConnectionQueryServices used on opensource projects

Example 6 with ConnectionQueryServices

use of org.apache.phoenix.query.ConnectionQueryServices in project phoenix by apache.

the class RoundRobinResultIteratorIT method setupTableForSplit.

private static int setupTableForSplit(String tableName) throws Exception {
    int batchSize = 25;
    int maxFileSize = 1024 * 10;
    int payLoadSize = 1024;
    String payload;
    StringBuilder buf = new StringBuilder();
    for (int i = 0; i < payLoadSize; i++) {
        buf.append('a');
    }
    payload = buf.toString();
    int MIN_CHAR = 'a';
    int MAX_CHAR = 'z';
    Connection conn = getConnection();
    conn.createStatement().execute("CREATE TABLE " + tableName + "(" + "a VARCHAR PRIMARY KEY, b VARCHAR) " + HTableDescriptor.MAX_FILESIZE + "=" + maxFileSize + "," + " SALT_BUCKETS = " + NUM_SALT_BUCKETS);
    PreparedStatement stmt = conn.prepareStatement("UPSERT INTO " + tableName + " VALUES(?,?)");
    int rowCount = 0;
    for (int c1 = MIN_CHAR; c1 <= MAX_CHAR; c1++) {
        for (int c2 = MIN_CHAR; c2 <= MAX_CHAR; c2++) {
            String pk = Character.toString((char) c1) + Character.toString((char) c2);
            stmt.setString(1, pk);
            stmt.setString(2, payload);
            stmt.execute();
            rowCount++;
            if (rowCount % batchSize == 0) {
                conn.commit();
            }
        }
    }
    conn.commit();
    ConnectionQueryServices services = conn.unwrap(PhoenixConnection.class).getQueryServices();
    HBaseAdmin admin = services.getAdmin();
    try {
        admin.flush(tableName);
    } finally {
        admin.close();
    }
    conn.close();
    return rowCount;
}

Example 7 with ConnectionQueryServices

use of org.apache.phoenix.query.ConnectionQueryServices in project phoenix by apache.

the class ServerCacheClient method addServerCache.

public ServerCache addServerCache(ScanRanges keyRanges, final ImmutableBytesWritable cachePtr, final byte[] txState, final ServerCacheFactory cacheFactory, final TableRef cacheUsingTableRef) throws SQLException {
    ConnectionQueryServices services = connection.getQueryServices();
    MemoryChunk chunk = services.getMemoryManager().allocate(cachePtr.getLength());
    List<Closeable> closeables = new ArrayList<Closeable>();
    closeables.add(chunk);
    ServerCache hashCacheSpec = null;
    SQLException firstException = null;
    final byte[] cacheId = generateId();
    /**
         * Execute EndPoint in parallel on each server to send compressed hash cache 
         */
    // TODO: generalize and package as a per region server EndPoint caller
    // (ideally this would be functionality provided by the coprocessor framework)
    boolean success = false;
    ExecutorService executor = services.getExecutor();
    List<Future<Boolean>> futures = Collections.emptyList();
    try {
        final PTable cacheUsingTable = cacheUsingTableRef.getTable();
        List<HRegionLocation> locations = services.getAllTableRegions(cacheUsingTable.getPhysicalName().getBytes());
        int nRegions = locations.size();
        // Size these based on worst case
        futures = new ArrayList<Future<Boolean>>(nRegions);
        Set<HRegionLocation> servers = new HashSet<HRegionLocation>(nRegions);
        for (HRegionLocation entry : locations) {
            // Keep track of servers we've sent to and only send once
            byte[] regionStartKey = entry.getRegionInfo().getStartKey();
            byte[] regionEndKey = entry.getRegionInfo().getEndKey();
            if (!servers.contains(entry) && keyRanges.intersectRegion(regionStartKey, regionEndKey, cacheUsingTable.getIndexType() == IndexType.LOCAL)) {
                // Call RPC once per server
                servers.add(entry);
                if (LOG.isDebugEnabled()) {
                    LOG.debug(addCustomAnnotations("Adding cache entry to be sent for " + entry, connection));
                }
                final byte[] key = getKeyInRegion(entry.getRegionInfo().getStartKey());
                final HTableInterface htable = services.getTable(cacheUsingTableRef.getTable().getPhysicalName().getBytes());
                closeables.add(htable);
                futures.add(executor.submit(new JobCallable<Boolean>() {

                    @Override
                    public Boolean call() throws Exception {
                        final Map<byte[], AddServerCacheResponse> results;
                        try {
                            results = htable.coprocessorService(ServerCachingService.class, key, key, new Batch.Call<ServerCachingService, AddServerCacheResponse>() {

                                @Override
                                public AddServerCacheResponse call(ServerCachingService instance) throws IOException {
                                    ServerRpcController controller = new ServerRpcController();
                                    BlockingRpcCallback<AddServerCacheResponse> rpcCallback = new BlockingRpcCallback<AddServerCacheResponse>();
                                    AddServerCacheRequest.Builder builder = AddServerCacheRequest.newBuilder();
                                    final byte[] tenantIdBytes;
                                    if (cacheUsingTable.isMultiTenant()) {
                                        try {
                                            tenantIdBytes = connection.getTenantId() == null ? null : ScanUtil.getTenantIdBytes(cacheUsingTable.getRowKeySchema(), cacheUsingTable.getBucketNum() != null, connection.getTenantId(), cacheUsingTable.getViewIndexId() != null);
                                        } catch (SQLException e) {
                                            throw new IOException(e);
                                        }
                                    } else {
                                        tenantIdBytes = connection.getTenantId() == null ? null : connection.getTenantId().getBytes();
                                    }
                                    if (tenantIdBytes != null) {
                                        builder.setTenantId(ByteStringer.wrap(tenantIdBytes));
                                    }
                                    builder.setCacheId(ByteStringer.wrap(cacheId));
                                    builder.setCachePtr(org.apache.phoenix.protobuf.ProtobufUtil.toProto(cachePtr));
                                    builder.setHasProtoBufIndexMaintainer(true);
                                    ServerCacheFactoryProtos.ServerCacheFactory.Builder svrCacheFactoryBuider = ServerCacheFactoryProtos.ServerCacheFactory.newBuilder();
                                    svrCacheFactoryBuider.setClassName(cacheFactory.getClass().getName());
                                    builder.setCacheFactory(svrCacheFactoryBuider.build());
                                    builder.setTxState(ByteStringer.wrap(txState));
                                    instance.addServerCache(controller, builder.build(), rpcCallback);
                                    if (controller.getFailedOn() != null) {
                                        throw controller.getFailedOn();
                                    }
                                    return rpcCallback.get();
                                }
                            });
                        } catch (Throwable t) {
                            throw new Exception(t);
                        }
                        if (results != null && results.size() == 1) {
                            return results.values().iterator().next().getReturn();
                        }
                        return false;
                    }

                    /**
                         * Defines the grouping for round robin behavior.  All threads spawned to process
                         * this scan will be grouped together and time sliced with other simultaneously
                         * executing parallel scans.
                         */
                    @Override
                    public Object getJobId() {
                        return ServerCacheClient.this;
                    }

                    @Override
                    public TaskExecutionMetricsHolder getTaskExecutionMetric() {
                        return NO_OP_INSTANCE;
                    }
                }));
            } else {
                if (LOG.isDebugEnabled()) {
                    LOG.debug(addCustomAnnotations("NOT adding cache entry to be sent for " + entry + " since one already exists for that entry", connection));
                }
            }
        }
        hashCacheSpec = new ServerCache(cacheId, servers, cachePtr.getLength());
        // Execute in parallel
        int timeoutMs = services.getProps().getInt(QueryServices.THREAD_TIMEOUT_MS_ATTRIB, QueryServicesOptions.DEFAULT_THREAD_TIMEOUT_MS);
        for (Future<Boolean> future : futures) {
            future.get(timeoutMs, TimeUnit.MILLISECONDS);
        }
        cacheUsingTableRefMap.put(Bytes.mapKey(cacheId), cacheUsingTableRef);
        success = true;
    } catch (SQLException e) {
        firstException = e;
    } catch (Exception e) {
        firstException = new SQLException(e);
    } finally {
        try {
            if (!success) {
                SQLCloseables.closeAllQuietly(Collections.singletonList(hashCacheSpec));
                for (Future<Boolean> future : futures) {
                    future.cancel(true);
                }
            }
        } finally {
            try {
                Closeables.closeAll(closeables);
            } catch (IOException e) {
                if (firstException == null) {
                    firstException = new SQLException(e);
                }
            } finally {
                if (firstException != null) {
                    throw firstException;
                }
            }
        }
    }
    if (LOG.isDebugEnabled()) {
        LOG.debug(addCustomAnnotations("Cache " + cacheId + " successfully added to servers.", connection));
    }
    return hashCacheSpec;
}

Example 8 with ConnectionQueryServices

use of org.apache.phoenix.query.ConnectionQueryServices in project phoenix by apache.

the class DeleteCompiler method deleteRows.

private static MutationState deleteRows(StatementContext childContext, TableRef targetTableRef, List<TableRef> indexTableRefs, ResultIterator iterator, RowProjector projector, TableRef sourceTableRef) throws SQLException {
    PTable table = targetTableRef.getTable();
    PhoenixStatement statement = childContext.getStatement();
    PhoenixConnection connection = statement.getConnection();
    PName tenantId = connection.getTenantId();
    byte[] tenantIdBytes = null;
    if (tenantId != null) {
        tenantIdBytes = ScanUtil.getTenantIdBytes(table.getRowKeySchema(), table.getBucketNum() != null, tenantId, table.getViewIndexId() != null);
    }
    final boolean isAutoCommit = connection.getAutoCommit();
    ConnectionQueryServices services = connection.getQueryServices();
    final int maxSize = services.getProps().getInt(QueryServices.MAX_MUTATION_SIZE_ATTRIB, QueryServicesOptions.DEFAULT_MAX_MUTATION_SIZE);
    final int maxSizeBytes = services.getProps().getInt(QueryServices.MAX_MUTATION_SIZE_BYTES_ATTRIB, QueryServicesOptions.DEFAULT_MAX_MUTATION_SIZE_BYTES);
    final int batchSize = Math.min(connection.getMutateBatchSize(), maxSize);
    Map<ImmutableBytesPtr, RowMutationState> mutations = Maps.newHashMapWithExpectedSize(batchSize);
    List<Map<ImmutableBytesPtr, RowMutationState>> indexMutations = null;
    // the data table through a single query to save executing an additional one.
    if (!indexTableRefs.isEmpty()) {
        indexMutations = Lists.newArrayListWithExpectedSize(indexTableRefs.size());
        for (int i = 0; i < indexTableRefs.size(); i++) {
            indexMutations.add(Maps.<ImmutableBytesPtr, RowMutationState>newHashMapWithExpectedSize(batchSize));
        }
    }
    List<PColumn> pkColumns = table.getPKColumns();
    boolean isMultiTenant = table.isMultiTenant() && tenantIdBytes != null;
    boolean isSharedViewIndex = table.getViewIndexId() != null;
    int offset = (table.getBucketNum() == null ? 0 : 1);
    byte[][] values = new byte[pkColumns.size()][];
    if (isSharedViewIndex) {
        values[offset++] = MetaDataUtil.getViewIndexIdDataType().toBytes(table.getViewIndexId());
    }
    if (isMultiTenant) {
        values[offset++] = tenantIdBytes;
    }
    try (PhoenixResultSet rs = new PhoenixResultSet(iterator, projector, childContext)) {
        int rowCount = 0;
        while (rs.next()) {
            // allocate new as this is a key in a Map
            ImmutableBytesPtr ptr = new ImmutableBytesPtr();
            // there's no transation required.
            if (sourceTableRef.equals(targetTableRef)) {
                rs.getCurrentRow().getKey(ptr);
            } else {
                for (int i = offset; i < values.length; i++) {
                    byte[] byteValue = rs.getBytes(i + 1 - offset);
                    // TODO: consider going under the hood and just getting the bytes
                    if (pkColumns.get(i).getSortOrder() == SortOrder.DESC) {
                        byte[] tempByteValue = Arrays.copyOf(byteValue, byteValue.length);
                        byteValue = SortOrder.invert(byteValue, 0, tempByteValue, 0, byteValue.length);
                    }
                    values[i] = byteValue;
                }
                table.newKey(ptr, values);
            }
            // When issuing deletes, we do not care about the row time ranges. Also, if the table had a row timestamp column, then the
            // row key will already have its value. 
            mutations.put(ptr, new RowMutationState(PRow.DELETE_MARKER, statement.getConnection().getStatementExecutionCounter(), NULL_ROWTIMESTAMP_INFO, null));
            for (int i = 0; i < indexTableRefs.size(); i++) {
                // allocate new as this is a key in a Map
                ImmutableBytesPtr indexPtr = new ImmutableBytesPtr();
                rs.getCurrentRow().getKey(indexPtr);
                indexMutations.get(i).put(indexPtr, new RowMutationState(PRow.DELETE_MARKER, statement.getConnection().getStatementExecutionCounter(), NULL_ROWTIMESTAMP_INFO, null));
            }
            if (mutations.size() > maxSize) {
                throw new IllegalArgumentException("MutationState size of " + mutations.size() + " is bigger than max allowed size of " + maxSize);
            }
            rowCount++;
            // Commit a batch if auto commit is true and we're at our batch size
            if (isAutoCommit && rowCount % batchSize == 0) {
                MutationState state = new MutationState(targetTableRef, mutations, 0, maxSize, maxSizeBytes, connection);
                connection.getMutationState().join(state);
                for (int i = 0; i < indexTableRefs.size(); i++) {
                    MutationState indexState = new MutationState(indexTableRefs.get(i), indexMutations.get(i), 0, maxSize, maxSizeBytes, connection);
                    connection.getMutationState().join(indexState);
                }
                connection.getMutationState().send();
                mutations.clear();
                if (indexMutations != null) {
                    indexMutations.clear();
                }
            }
        }
        // If auto commit is true, this last batch will be committed upon return
        int nCommittedRows = isAutoCommit ? (rowCount / batchSize * batchSize) : 0;
        MutationState state = new MutationState(targetTableRef, mutations, nCommittedRows, maxSize, maxSizeBytes, connection);
        for (int i = 0; i < indexTableRefs.size(); i++) {
            // To prevent the counting of these index rows, we have a negative for remainingRows.
            MutationState indexState = new MutationState(indexTableRefs.get(i), indexMutations.get(i), 0, maxSize, maxSizeBytes, connection);
            state.join(indexState);
        }
        return state;
    }
}

Example 9 with ConnectionQueryServices

use of org.apache.phoenix.query.ConnectionQueryServices in project phoenix by apache.

the class TestUtil method doMajorCompaction.

/**
     * Runs a major compaction, and then waits until the compaction is complete before returning.
     *
     * @param tableName name of the table to be compacted
     */
public static void doMajorCompaction(Connection conn, String tableName) throws Exception {
    tableName = SchemaUtil.normalizeIdentifier(tableName);
    // We simply write a marker row, request a major compaction, and then wait until the marker
    // row is gone
    PhoenixConnection pconn = conn.unwrap(PhoenixConnection.class);
    PTable table = pconn.getTable(new PTableKey(pconn.getTenantId(), tableName));
    ConnectionQueryServices services = conn.unwrap(PhoenixConnection.class).getQueryServices();
    MutationState mutationState = pconn.getMutationState();
    if (table.isTransactional()) {
        mutationState.startTransaction();
    }
    try (HTableInterface htable = mutationState.getHTable(table)) {
        byte[] markerRowKey = Bytes.toBytes("TO_DELETE");
        Put put = new Put(markerRowKey);
        put.add(QueryConstants.DEFAULT_COLUMN_FAMILY_BYTES, QueryConstants.EMPTY_COLUMN_VALUE_BYTES, QueryConstants.EMPTY_COLUMN_VALUE_BYTES);
        htable.put(put);
        Delete delete = new Delete(markerRowKey);
        delete.deleteColumn(QueryConstants.DEFAULT_COLUMN_FAMILY_BYTES, QueryConstants.EMPTY_COLUMN_VALUE_BYTES);
        htable.delete(delete);
        htable.close();
        if (table.isTransactional()) {
            mutationState.commit();
        }
        HBaseAdmin hbaseAdmin = services.getAdmin();
        hbaseAdmin.flush(tableName);
        hbaseAdmin.majorCompact(tableName);
        hbaseAdmin.close();
        boolean compactionDone = false;
        while (!compactionDone) {
            Thread.sleep(6000L);
            Scan scan = new Scan();
            scan.setStartRow(markerRowKey);
            scan.setStopRow(Bytes.add(markerRowKey, new byte[] { 0 }));
            scan.setRaw(true);
            try (HTableInterface htableForRawScan = services.getTable(Bytes.toBytes(tableName))) {
                ResultScanner scanner = htableForRawScan.getScanner(scan);
                List<Result> results = Lists.newArrayList(scanner);
                LOG.info("Results: " + results);
                compactionDone = results.isEmpty();
                scanner.close();
            }
            LOG.info("Compaction done: " + compactionDone);
            // need to run compaction after the next txn snapshot has been written so that compaction can remove deleted rows
            if (!compactionDone && table.isTransactional()) {
                hbaseAdmin = services.getAdmin();
                hbaseAdmin.flush(tableName);
                hbaseAdmin.majorCompact(tableName);
                hbaseAdmin.close();
            }
        }
    }
}

Example 10 with ConnectionQueryServices

use of org.apache.phoenix.query.ConnectionQueryServices in project phoenix by apache.

the class SkipScanAfterManualSplitIT method initTable.

private static void initTable(String tableName) throws Exception {
    Connection conn = getConnection();
    conn.createStatement().execute("CREATE TABLE " + tableName + "(" + "a VARCHAR PRIMARY KEY, b VARCHAR) " + HTableDescriptor.MAX_FILESIZE + "=" + MAX_FILESIZE + "," + " SALT_BUCKETS = 4");
    PreparedStatement stmt = conn.prepareStatement("UPSERT INTO " + tableName + " VALUES(?,?)");
    int rowCount = 0;
    for (int c1 = MIN_CHAR; c1 <= MAX_CHAR; c1++) {
        for (int c2 = MIN_CHAR; c2 <= MAX_CHAR; c2++) {
            String pk = Character.toString((char) c1) + Character.toString((char) c2);
            stmt.setString(1, pk);
            stmt.setString(2, PAYLOAD);
            stmt.execute();
            rowCount++;
            if (rowCount % BATCH_SIZE == 0) {
                conn.commit();
            }
        }
    }
    conn.commit();
    ConnectionQueryServices services = conn.unwrap(PhoenixConnection.class).getQueryServices();
    HBaseAdmin admin = services.getAdmin();
    try {
        admin.flush(tableName);
    } finally {
        admin.close();
    }
    conn.close();
}