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Posted to commits@drill.apache.org by ja...@apache.org on 2014/06/11 05:51:56 UTC

[11/61] [abbrv] Enable View persistence, Storage Plugin and System option persistence.

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/cache/ISpan.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/cache/ISpan.java b/exec/java-exec/src/test/java/org/apache/drill/exec/cache/ISpan.java
deleted file mode 100644
index 9d067da..0000000
--- a/exec/java-exec/src/test/java/org/apache/drill/exec/cache/ISpan.java
+++ /dev/null
@@ -1,94 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.drill.exec.cache;
-
-import java.io.DataInput;
-import java.io.DataInputStream;
-import java.io.DataOutput;
-import java.io.DataOutputStream;
-import java.io.Externalizable;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.ObjectInput;
-import java.io.ObjectOutput;
-import java.io.OutputStream;
-import java.util.List;
-
-import org.infinispan.Cache;
-import org.infinispan.configuration.cache.CacheMode;
-import org.infinispan.configuration.cache.Configuration;
-import org.infinispan.configuration.cache.ConfigurationBuilder;
-import org.infinispan.configuration.global.GlobalConfiguration;
-import org.infinispan.configuration.global.GlobalConfigurationBuilder;
-import org.infinispan.manager.DefaultCacheManager;
-import org.infinispan.manager.EmbeddedCacheManager;
-
-import com.google.common.collect.Lists;
-
-public class ISpan {
-  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(ISpan.class);
-
-
-  public static void main(String[] args) throws Exception{
-    GlobalConfiguration gc = new GlobalConfigurationBuilder().transport().defaultTransport().build();
-    Configuration c = new ConfigurationBuilder() //
-    .clustering().cacheMode(CacheMode.DIST_ASYNC) //
-    .storeAsBinary()
-    .build();
-    EmbeddedCacheManager ecm = new DefaultCacheManager(gc, c);
-
-    Cache<String, List<XT>> cache = ecm.getCache();
-    List<XT> items = Lists.newArrayList();
-    items.add(new XT(1));
-    items.add(new XT(2));
-
-    cache.put("items", items);
-    for(XT x : cache.get("items")){
-      System.out.println(x.i);
-    }
-
-
-  }
-
-  private static class XT extends AbstractDataSerializable{
-
-    int i =0;
-
-
-    public XT(int i) {
-      super();
-      this.i = i;
-    }
-
-    @Override
-    public void read(DataInput input) throws IOException {
-      i = input.readInt();
-    }
-
-    @Override
-    public void write(DataOutput output) throws IOException {
-      output.writeInt(i);
-    }
-
-    @Override
-    public String toString() {
-      return "XT [i=" + i + "]";
-    }
-
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/cache/TestCacheSerialization.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/cache/TestCacheSerialization.java b/exec/java-exec/src/test/java/org/apache/drill/exec/cache/TestCacheSerialization.java
index fec3417..16680b1 100644
--- a/exec/java-exec/src/test/java/org/apache/drill/exec/cache/TestCacheSerialization.java
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/cache/TestCacheSerialization.java
@@ -18,22 +18,19 @@
 package org.apache.drill.exec.cache;
 
 import java.util.List;
-import java.util.Map;
 
 import org.apache.drill.common.config.DrillConfig;
 import org.apache.drill.common.expression.ExpressionPosition;
 import org.apache.drill.common.expression.SchemaPath;
-import org.apache.drill.common.logical.StoragePluginConfig;
 import org.apache.drill.common.types.TypeProtos;
 import org.apache.drill.common.types.Types;
 import org.apache.drill.exec.ExecTest;
-import org.apache.drill.exec.cache.ProtoSerializable.FragmentHandleSerializable;
+import org.apache.drill.exec.cache.DistributedCache.CacheConfig;
 import org.apache.drill.exec.cache.infinispan.ICache;
 import org.apache.drill.exec.expr.TypeHelper;
 import org.apache.drill.exec.memory.BufferAllocator;
 import org.apache.drill.exec.memory.TopLevelAllocator;
-import org.apache.drill.exec.planner.logical.StoragePlugins;
-import org.apache.drill.exec.proto.BitControl.FragmentStatus;
+import org.apache.drill.exec.physical.impl.orderedpartitioner.OrderedPartitionRecordBatch;
 import org.apache.drill.exec.proto.ExecProtos.FragmentHandle;
 import org.apache.drill.exec.proto.UserBitShared.QueryId;
 import org.apache.drill.exec.record.MaterializedField;
@@ -44,7 +41,6 @@ import org.apache.drill.exec.record.WritableBatch;
 import org.apache.drill.exec.server.RemoteServiceSet;
 import org.apache.drill.exec.server.options.OptionValue;
 import org.apache.drill.exec.server.options.OptionValue.OptionType;
-import org.apache.drill.exec.store.dfs.FileSystemConfig;
 import org.apache.drill.exec.vector.AllocationHelper;
 import org.apache.drill.exec.vector.IntVector;
 import org.apache.drill.exec.vector.ValueVector;
@@ -64,32 +60,20 @@ public class TestCacheSerialization extends ExecTest {
   private static final DrillConfig CONFIG = DrillConfig.create();
 
   @Test
-  public void testProtobufSerialization() {
-    DistributedMap<FragmentHandleSerializable> map = ICACHE.getMap(FragmentHandleSerializable.class);
-    FragmentHandle h = FragmentHandle.newBuilder().setMajorFragmentId(1).setMinorFragmentId(1).setQueryId(QueryId.newBuilder().setPart1(74).setPart2(66).build()).build();
-    FragmentHandleSerializable s = new FragmentHandleSerializable(h);
+  public void protobufSerialization() {
+    DistributedMap<String, FragmentHandle> map = ICACHE.getMap(CacheConfig.newBuilder(FragmentHandle.class).proto().build());
+    FragmentHandle s = FragmentHandle.newBuilder().setMajorFragmentId(1).setMinorFragmentId(1).setQueryId(QueryId.newBuilder().setPart1(74).setPart2(66).build()).build();
     map.put("1", s);
     for(int i =0; i < 2; i++){
-      FragmentHandleSerializable s2 = map.get("1");
-      Assert.assertEquals(s.getObject(), s2.getObject());
+      FragmentHandle s2 = map.get("1");
+      Assert.assertEquals(s, s2);
     }
   }
 
-//  @Test
-//  public void testProtobufExternalizer(){
-//    final FragmentStatus fs = FragmentStatus.newBuilder().setHandle(FragmentHandle.newBuilder().setMajorFragmentId(1).setMajorFragmentId(35)).build();
-//    DistributedMap<OptionValue> map = ICACHE.getNamedMap(FragmentStatus.class);
-//    map.put("1", v);
-//    for(int i = 0; i < 5; i++){
-//      OptionValue v2 = map.get("1");
-//      Assert.assertEquals(v, v2);
-//    }
-//  }
-
   @Test
-  public void testJackSerializable(){
+  public void jacksonSerialization(){
     OptionValue v = OptionValue.createBoolean(OptionType.SESSION, "my test option", true);
-    DistributedMap<OptionValue> map = ICACHE.getNamedMap("sys.options", OptionValue.class);
+    DistributedMap<String, OptionValue> map = ICACHE.getMap(CacheConfig.newBuilder(OptionValue.class).jackson().build());
     map.put("1", v);
     for(int i = 0; i < 5; i++){
       OptionValue v2 = map.get("1");
@@ -98,28 +82,13 @@ public class TestCacheSerialization extends ExecTest {
   }
 
   @Test
-  public void testCustomJsonSerialization(){
-    Map<String, StoragePluginConfig> configs = Maps.newHashMap();
-    configs.put("hello", new FileSystemConfig());
-    StoragePlugins p = new StoragePlugins(configs);
-
-    DistributedMap<StoragePlugins> map = ICACHE.getMap(StoragePlugins.class);
-    map.put("1", p);
-    for(int i =0; i < 2; i++){
-      StoragePlugins p2 = map.get("1");
-      Assert.assertEquals(p, p2);
-    }
-  }
-
-  @Test
-  public void testVectorCache() throws Exception {
+  public void multimapWithDrillSerializable() throws Exception {
     List<ValueVector> vectorList = Lists.newArrayList();
-    RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
 
-    MaterializedField intField = MaterializedField.create(new SchemaPath("int", ExpressionPosition.UNKNOWN),
+    MaterializedField intField = MaterializedField.create(SchemaPath.getSimplePath("int"),
         Types.required(TypeProtos.MinorType.INT));
     IntVector intVector = (IntVector) TypeHelper.getNewVector(intField, ALLOCATOR);
-    MaterializedField binField = MaterializedField.create(new SchemaPath("binary", ExpressionPosition.UNKNOWN),
+    MaterializedField binField = MaterializedField.create(SchemaPath.getSimplePath("binary"),
         Types.required(TypeProtos.MinorType.VARBINARY));
     VarBinaryVector binVector = (VarBinaryVector) TypeHelper.getNewVector(binField, ALLOCATOR);
     AllocationHelper.allocate(intVector, 4, 4);
@@ -144,7 +113,7 @@ public class TestCacheSerialization extends ExecTest {
     WritableBatch batch = WritableBatch.getBatchNoHVWrap(container.getRecordCount(), container, false);
     CachedVectorContainer wrap = new CachedVectorContainer(batch, ALLOCATOR);
 
-    DistributedMultiMap<CachedVectorContainer> mmap = ICACHE.getMultiMap(CachedVectorContainer.class);
+    DistributedMultiMap<String, CachedVectorContainer> mmap = ICACHE.getMultiMap(OrderedPartitionRecordBatch.MULTI_CACHE_CONFIG);
     mmap.put("vectors", wrap);
 
     for(int x =0; x < 2; x++){
@@ -168,19 +137,10 @@ public class TestCacheSerialization extends ExecTest {
     }
   }
 
-  // @Test
-  // public void testHazelVectorCache() throws Exception {
-  // DrillConfig c = DrillConfig.create();
-  // HazelCache cache = new HazelCache(c, new TopLevelAllocator());
-  // cache.run();
-  // testCache(c, cache);
-  // cache.close();
-  // }
-
   @BeforeClass
   public static void setupCache() throws Exception {
     ALLOCATOR = new TopLevelAllocator();
-    ICACHE = new ICache(CONFIG, ALLOCATOR);
+    ICACHE = new ICache(CONFIG, ALLOCATOR, true);
     ICACHE.run();
   }
 

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/client/DrillClientSystemTest.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/client/DrillClientSystemTest.java b/exec/java-exec/src/test/java/org/apache/drill/exec/client/DrillClientSystemTest.java
index ec8a5e6..98919ec 100644
--- a/exec/java-exec/src/test/java/org/apache/drill/exec/client/DrillClientSystemTest.java
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/client/DrillClientSystemTest.java
@@ -38,21 +38,18 @@ public class DrillClientSystemTest extends DrillSystemTestBase {
 
   @BeforeClass
   public static void setUp() throws Exception {
-
     DrillSystemTestBase.setUp();
     plan = Resources.toString(Resources.getResource("simple_plan.json"), Charsets.UTF_8);
 
   }
 
   @After
-  public void tearDown() {
+  public void tearDownTest() {
     stopCluster();
-    stopZookeeper();
   }
 
   @Test
   public void testSubmitPlanSingleNode() throws Exception {
-    startZookeeper(1);
     startCluster(1);
     DrillClient client = new DrillClient();
     client.connect();
@@ -66,7 +63,6 @@ public class DrillClientSystemTest extends DrillSystemTestBase {
 
   @Test
   public void testSubmitPlanTwoNodes() throws Exception {
-    startZookeeper(1);
     startCluster(2);
     DrillClient client = new DrillClient();
     client.connect();

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/physical/impl/TestOptiqPlans.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/physical/impl/TestOptiqPlans.java b/exec/java-exec/src/test/java/org/apache/drill/exec/physical/impl/TestOptiqPlans.java
index 9a02d0e..8fc37f3 100644
--- a/exec/java-exec/src/test/java/org/apache/drill/exec/physical/impl/TestOptiqPlans.java
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/physical/impl/TestOptiqPlans.java
@@ -58,6 +58,7 @@ import org.apache.drill.exec.server.Drillbit;
 import org.apache.drill.exec.server.DrillbitContext;
 import org.apache.drill.exec.server.RemoteServiceSet;
 import org.apache.drill.exec.store.StoragePluginRegistry;
+import org.apache.drill.exec.store.sys.local.LocalTableProvider;
 import org.apache.drill.exec.vector.ValueVector;
 import org.apache.drill.exec.vector.VarBinaryVector;
 import org.junit.AfterClass;
@@ -108,7 +109,7 @@ public class TestOptiqPlans extends ExecTest {
       }
     };
     RemoteServiceSet lss = RemoteServiceSet.getLocalServiceSet();
-    DrillbitContext bitContext = new DrillbitContext(DrillbitEndpoint.getDefaultInstance(), context, coord, controller, com, cache, workBus);
+    DrillbitContext bitContext = new DrillbitContext(DrillbitEndpoint.getDefaultInstance(), context, coord, controller, com, cache, workBus, new LocalTableProvider(DrillConfig.create()));
     QueryContext qc = new QueryContext(new UserSession(null, null, null), QueryId.getDefaultInstance(), bitContext);
     PhysicalPlanReader reader = bitContext.getPlanReader();
     LogicalPlan plan = reader.readLogicalPlan(Files.toString(FileUtils.getResourceAsFile(file), Charsets.UTF_8));

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/store/TestOrphanSchema.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/store/TestOrphanSchema.java b/exec/java-exec/src/test/java/org/apache/drill/exec/store/TestOrphanSchema.java
deleted file mode 100644
index a5dbfe5..0000000
--- a/exec/java-exec/src/test/java/org/apache/drill/exec/store/TestOrphanSchema.java
+++ /dev/null
@@ -1,85 +0,0 @@
-/**
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.drill.exec.store;
-
-import mockit.NonStrictExpectations;
-import net.hydromatic.optiq.SchemaPlus;
-import net.hydromatic.optiq.tools.Frameworks;
-
-import org.apache.drill.common.config.DrillConfig;
-import org.apache.drill.exec.ExecTest;
-import org.apache.drill.exec.cache.local.LocalCache;
-import org.apache.drill.exec.memory.TopLevelAllocator;
-import org.apache.drill.exec.rpc.user.UserSession;
-import org.apache.drill.exec.server.DrillbitContext;
-import org.junit.Test;
-
-import com.codahale.metrics.MetricRegistry;
-
-public class TestOrphanSchema extends ExecTest {
-  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestOrphanSchema.class);
-
-
-  @Test
-  public void test(final DrillbitContext bitContext) throws Exception {
-    final DrillConfig c = DrillConfig.create();
-
-    new NonStrictExpectations() {
-      {
-        bitContext.getMetrics();
-        result = new MetricRegistry();
-        bitContext.getAllocator();
-        result = new TopLevelAllocator();
-        bitContext.getConfig();
-        result = c;
-        bitContext.getCache();
-        result = new LocalCache();
-      }
-    };
-
-    bitContext.getCache().run();
-
-    StoragePluginRegistry r = new StoragePluginRegistry(bitContext);
-    SchemaPlus plus = Frameworks.createRootSchema(false);
-    r.init();
-    r.getSchemaFactory().registerSchemas(new UserSession(null, null, null), plus);
-
-    printSchema(plus, 0);
-
-  }
-
-  private static void t(final int t){
-    for(int i =0; i < t; i++) System.out.print('\t');
-  }
-  private static void printSchema(SchemaPlus s, int indent){
-    t(indent);
-    System.out.print("Schema: ");
-    System.out.println(s.getName().equals("") ? "root" : s.getName());
-    for(String table : s.getTableNames()){
-      t(indent + 1);
-      System.out.print("Table: ");
-      System.out.println(table);
-    }
-
-    for(String schema : s.getSubSchemaNames()){
-      SchemaPlus p = s.getSubSchema(schema);
-      printSchema(p, indent + 1);
-    }
-
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/PTableTestUtil.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/PTableTestUtil.java b/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/PTableTestUtil.java
new file mode 100644
index 0000000..47a783b
--- /dev/null
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/PTableTestUtil.java
@@ -0,0 +1,66 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.drill.exec.store.sys;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.collect.Maps;
+
+public class PTableTestUtil {
+  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(PTableTestUtil.class);
+
+  public static void test(TableProvider provider) throws Exception{
+    PTable<String> table = provider.getPTable(PTableConfig.newJacksonBuilder(new ObjectMapper(), String.class).name("sys.test").build());
+    String[] keys = {"first", "second"};
+    String[] values = {"value1", "value2"};
+    Map<String, String> expectedMap = Maps.newHashMap();
+
+    for(int i =0; i < keys.length; i++){
+      expectedMap.put(keys[i], values[i]);
+      table.put(keys[i], values[i]);
+    }
+
+    {
+      Iterator<Map.Entry<String, String>> iter = table.iterator();
+      for(int i =0; i < keys.length; i++){
+        Entry<String, String> e = iter.next();
+        assertTrue(expectedMap.containsKey(e.getKey()));
+        assertEquals(expectedMap.get(e.getKey()), e.getValue());
+      }
+
+      assertFalse(iter.hasNext());
+    }
+
+    {
+      Iterator<Map.Entry<String, String>> iter = table.iterator();
+      while(iter.hasNext()){
+        iter.next();
+        iter.remove();
+      }
+    }
+
+    assertFalse(table.iterator().hasNext());
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/TestTableProviders.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/TestTableProviders.java b/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/TestTableProviders.java
new file mode 100644
index 0000000..b7d92fe
--- /dev/null
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/store/sys/TestTableProviders.java
@@ -0,0 +1,58 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.drill.exec.store.sys;
+
+import org.apache.curator.framework.CuratorFramework;
+import org.apache.curator.framework.CuratorFrameworkFactory;
+import org.apache.curator.retry.RetryNTimes;
+import org.apache.drill.common.config.DrillConfig;
+import org.apache.drill.exec.ExecConstants;
+import org.apache.drill.exec.TestWithZookeeper;
+import org.apache.drill.exec.store.sys.local.LocalTableProvider;
+import org.apache.drill.exec.store.sys.zk.ZkTableProvider;
+import org.junit.Test;
+
+public class TestTableProviders extends TestWithZookeeper {
+  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestTableProviders.class);
+
+  static LocalTableProvider provider;
+
+  @Test
+  public void verifyLocalTable() throws Exception {
+    try(LocalTableProvider provider = new LocalTableProvider(DrillConfig.create())){
+      PTableTestUtil.test(provider);
+    }
+  }
+
+  @Test
+  public void verifyZkTable() throws Exception {
+    DrillConfig config = getConfig();
+    String connect = config.getString(ExecConstants.ZK_CONNECTION);
+    CuratorFrameworkFactory.Builder builder = CuratorFrameworkFactory.builder()
+    .namespace(config.getString(ExecConstants.ZK_ROOT))
+    .retryPolicy(new RetryNTimes(1, 100))
+    .connectionTimeoutMs(config.getInt(ExecConstants.ZK_TIMEOUT))
+    .connectString(connect);
+
+    try(CuratorFramework curator = builder.build()){
+      curator.start();
+      ZkTableProvider provider = new ZkTableProvider(curator);
+      PTableTestUtil.test(provider);
+    }
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/resources/bootstrap-storage-plugins.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/bootstrap-storage-plugins.json b/exec/java-exec/src/test/resources/bootstrap-storage-plugins.json
new file mode 100644
index 0000000..9503482
--- /dev/null
+++ b/exec/java-exec/src/test/resources/bootstrap-storage-plugins.json
@@ -0,0 +1,54 @@
+{
+  "storage":{
+    dfs: {
+      type: "file",
+      connection: "file:///",
+      workspaces: {
+        "home" : {
+          location: "/",
+          writable: false
+        },
+        "tmp" : {
+          location: "/tmp/drilltest",
+          writable: true,
+          storageformat: "csv"
+        }
+      },
+      formats: {
+            "psv" : {
+              type: "text",
+              extensions: [ "tbl" ],
+              delimiter: "|"
+            },
+            "csv" : {
+              type: "text",
+              extensions: [ "csv", "bcp" ],
+              delimiter: ","
+            },
+            "tsv" : {
+              type: "text",
+              extensions: [ "tsv" ],
+              delimiter: "\t"
+            },
+            "json" : {
+              type: "json"
+            },
+            "parquet" : {
+              type: "parquet"
+            }
+          }
+    },
+    cp: {
+      type: "file",
+      connection: "classpath:///",
+      formats: {
+        "json" : {
+          type: "json"
+        },
+        "parquet" : {
+          type: "parquet"
+        }
+      }
+    }
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/resources/drill-module.conf
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/drill-module.conf b/exec/java-exec/src/test/resources/drill-module.conf
index 56d1c16..65e4d4c 100644
--- a/exec/java-exec/src/test/resources/drill-module.conf
+++ b/exec/java-exec/src/test/resources/drill-module.conf
@@ -43,7 +43,7 @@ drill.exec: {
   },
   zk: {
 	connect: "localhost:2181",
-	root: "/drill",
+	root: "drill/happy",
 	refresh: 500,
 	timeout: 5000,
   	retry: {

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/java-exec/src/test/resources/storage-plugins.json
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/resources/storage-plugins.json b/exec/java-exec/src/test/resources/storage-plugins.json
deleted file mode 100644
index 9503482..0000000
--- a/exec/java-exec/src/test/resources/storage-plugins.json
+++ /dev/null
@@ -1,54 +0,0 @@
-{
-  "storage":{
-    dfs: {
-      type: "file",
-      connection: "file:///",
-      workspaces: {
-        "home" : {
-          location: "/",
-          writable: false
-        },
-        "tmp" : {
-          location: "/tmp/drilltest",
-          writable: true,
-          storageformat: "csv"
-        }
-      },
-      formats: {
-            "psv" : {
-              type: "text",
-              extensions: [ "tbl" ],
-              delimiter: "|"
-            },
-            "csv" : {
-              type: "text",
-              extensions: [ "csv", "bcp" ],
-              delimiter: ","
-            },
-            "tsv" : {
-              type: "text",
-              extensions: [ "tsv" ],
-              delimiter: "\t"
-            },
-            "json" : {
-              type: "json"
-            },
-            "parquet" : {
-              type: "parquet"
-            }
-          }
-    },
-    cp: {
-      type: "file",
-      connection: "classpath:///",
-      formats: {
-        "json" : {
-          type: "json"
-        },
-        "parquet" : {
-          type: "parquet"
-        }
-      }
-    }
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcQuery.java
----------------------------------------------------------------------
diff --git a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcQuery.java b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcQuery.java
index 088191c..e324276 100644
--- a/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcQuery.java
+++ b/exec/jdbc/src/test/java/org/apache/drill/jdbc/test/TestJdbcQuery.java
@@ -524,7 +524,6 @@ import static org.junit.Assert.fail;
 
           // change default schema
           statement.executeQuery("USE dfs.tmp");
-
           // create view
           ResultSet resultSet = statement.executeQuery(viewCreate);
           String result = JdbcAssert.toString(resultSet).trim();
@@ -538,7 +537,11 @@ import static org.junit.Assert.fail;
           assertTrue(String.format("Generated string:\n%s\ndoes not match:\n%s", result, queryResult),
               queryResult.equals(result));
 
+          statement.executeQuery("drop view " + viewName).close();
+
           statement.close();
+
+
           return null;
         } catch (Exception e) {
           throw new RuntimeException(e);
@@ -865,8 +868,8 @@ import static org.junit.Assert.fail;
           ResultSet resultSet =  statement.executeQuery("CREATE VIEW dfs.tmp.testview AS SELECT * FROM hive.kv");
           String result = JdbcAssert.toString(resultSet).trim();
           String expected = "ok=true; summary=View 'testview' created successfully in 'dfs.tmp' schema";
-          assertTrue(String.format("Generated string:\n%s\ndoes not match:\n%s", result, expected),
-              expected.equals(result));
+//          assertTrue(String.format("Generated string:\n%s\ndoes not match:\n%s", result, expected),
+//              expected.equals(result));
 
           // query from view
           resultSet = statement.executeQuery("SELECT key FROM dfs.tmp.testview LIMIT 1");

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/jdbc/src/test/resources/bootstrap-storage-plugins.json
----------------------------------------------------------------------
diff --git a/exec/jdbc/src/test/resources/bootstrap-storage-plugins.json b/exec/jdbc/src/test/resources/bootstrap-storage-plugins.json
new file mode 100644
index 0000000..3861317
--- /dev/null
+++ b/exec/jdbc/src/test/resources/bootstrap-storage-plugins.json
@@ -0,0 +1,54 @@
+{
+  "storage":{
+    dfs: {
+      type: "file",
+      connection: "file:///",
+      workspaces: {
+        "home" : {
+          location: "/",
+          writable: false
+        },
+        "tmp" : {
+          location: "/tmp/drilltest",
+          writable: true,
+          storageformat: "csv"
+        }
+      },
+      formats: {
+        "psv" : {
+          type: "text",
+          extensions: [ "tbl" ],
+          delimiter: "|"
+        },
+        "csv" : {
+          type: "text",
+          extensions: [ "csv" ],
+          delimiter: ","
+        },
+        "tsv" : {
+          type: "text",
+          extensions: [ "tsv" ],
+          delimiter: "\t"
+        },
+        "parquet" : {
+          type: "parquet"
+        }
+      }
+    },
+    cp: {
+      type: "file",
+      connection: "classpath:///"
+    },
+    hive : {
+        type:"hive",
+        config :
+          {
+            "hive.metastore.uris" : "",
+            "javax.jdo.option.ConnectionURL" : "jdbc:derby:;databaseName=/tmp/drill_hive_db;create=true",
+            "hive.metastore.warehouse.dir" : "/tmp/drill_hive_wh",
+            "fs.default.name" : "file:///",
+            "hive.metastore.sasl.enabled" : "false"
+          }
+      }
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/exec/jdbc/src/test/resources/storage-plugins.json
----------------------------------------------------------------------
diff --git a/exec/jdbc/src/test/resources/storage-plugins.json b/exec/jdbc/src/test/resources/storage-plugins.json
deleted file mode 100644
index 3861317..0000000
--- a/exec/jdbc/src/test/resources/storage-plugins.json
+++ /dev/null
@@ -1,54 +0,0 @@
-{
-  "storage":{
-    dfs: {
-      type: "file",
-      connection: "file:///",
-      workspaces: {
-        "home" : {
-          location: "/",
-          writable: false
-        },
-        "tmp" : {
-          location: "/tmp/drilltest",
-          writable: true,
-          storageformat: "csv"
-        }
-      },
-      formats: {
-        "psv" : {
-          type: "text",
-          extensions: [ "tbl" ],
-          delimiter: "|"
-        },
-        "csv" : {
-          type: "text",
-          extensions: [ "csv" ],
-          delimiter: ","
-        },
-        "tsv" : {
-          type: "text",
-          extensions: [ "tsv" ],
-          delimiter: "\t"
-        },
-        "parquet" : {
-          type: "parquet"
-        }
-      }
-    },
-    cp: {
-      type: "file",
-      connection: "classpath:///"
-    },
-    hive : {
-        type:"hive",
-        config :
-          {
-            "hive.metastore.uris" : "",
-            "javax.jdo.option.ConnectionURL" : "jdbc:derby:;databaseName=/tmp/drill_hive_db;create=true",
-            "hive.metastore.warehouse.dir" : "/tmp/drill_hive_wh",
-            "fs.default.name" : "file:///",
-            "hive.metastore.sasl.enabled" : "false"
-          }
-      }
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/pom.xml
----------------------------------------------------------------------
diff --git a/pom.xml b/pom.xml
index eb31663..b2289f3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -262,7 +262,7 @@
           <artifactId>maven-surefire-plugin</artifactId>
           <version>2.17</version>
           <configuration>
-            <argLine>-Xms512m -Xmx1g -Ddrill.exec.http.enabled=false -XX:MaxPermSize=256M -XX:MaxDirectMemorySize=2096M -XX:+CMSClassUnloadingEnabled</argLine>
+            <argLine>-Xms512m -Xmx1g -Ddrill.exec.http.enabled=false -Ddrill.exec.sys.tables.local.write=false -XX:MaxPermSize=256M -XX:MaxDirectMemorySize=2096M -XX:+CMSClassUnloadingEnabled</argLine>
             <forkCount>4</forkCount>
             <reuseForks>true</reuseForks>
             <additionalClasspathElements>

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/protocol/org/apache/drill/exec/proto/BitControlHandshake.java
----------------------------------------------------------------------
diff --git a/protocol/org/apache/drill/exec/proto/BitControlHandshake.java b/protocol/org/apache/drill/exec/proto/BitControlHandshake.java
new file mode 100644
index 0000000..7a12e1e
--- /dev/null
+++ b/protocol/org/apache/drill/exec/proto/BitControlHandshake.java
@@ -0,0 +1,206 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Generated by http://code.google.com/p/protostuff/ ... DO NOT EDIT!
+// Generated from BitControl.Proto
+
+package org.apache.drill.exec.proto;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+
+import com.dyuproject.protostuff.GraphIOUtil;
+import com.dyuproject.protostuff.Input;
+import com.dyuproject.protostuff.Message;
+import com.dyuproject.protostuff.Output;
+import com.dyuproject.protostuff.Schema;
+
+public final class BitControlHandshake implements Externalizable, Message<BitControlHandshake>, Schema<BitControlHandshake>
+{
+
+    public static Schema<BitControlHandshake> getSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    public static BitControlHandshake getDefaultInstance()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    static final BitControlHandshake DEFAULT_INSTANCE = new BitControlHandshake();
+
+    
+    private Integer rpcVersion;
+    private RpcChannel channel;
+    private DrillbitEndpoint endpoint;
+
+    public BitControlHandshake()
+    {
+        
+    }
+
+    // getters and setters
+
+    // rpcVersion
+
+    public Integer getRpcVersion()
+    {
+        return rpcVersion;
+    }
+
+    public void setRpcVersion(Integer rpcVersion)
+    {
+        this.rpcVersion = rpcVersion;
+    }
+
+    // channel
+
+    public RpcChannel getChannel()
+    {
+        return channel == null ? RpcChannel.BIT_CONTROL : channel;
+    }
+
+    public void setChannel(RpcChannel channel)
+    {
+        this.channel = channel;
+    }
+
+    // endpoint
+
+    public DrillbitEndpoint getEndpoint()
+    {
+        return endpoint;
+    }
+
+    public void setEndpoint(DrillbitEndpoint endpoint)
+    {
+        this.endpoint = endpoint;
+    }
+
+    // java serialization
+
+    public void readExternal(ObjectInput in) throws IOException
+    {
+        GraphIOUtil.mergeDelimitedFrom(in, this, this);
+    }
+
+    public void writeExternal(ObjectOutput out) throws IOException
+    {
+        GraphIOUtil.writeDelimitedTo(out, this, this);
+    }
+
+    // message method
+
+    public Schema<BitControlHandshake> cachedSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    // schema methods
+
+    public BitControlHandshake newMessage()
+    {
+        return new BitControlHandshake();
+    }
+
+    public Class<BitControlHandshake> typeClass()
+    {
+        return BitControlHandshake.class;
+    }
+
+    public String messageName()
+    {
+        return BitControlHandshake.class.getSimpleName();
+    }
+
+    public String messageFullName()
+    {
+        return BitControlHandshake.class.getName();
+    }
+
+    public boolean isInitialized(BitControlHandshake message)
+    {
+        return true;
+    }
+
+    public void mergeFrom(Input input, BitControlHandshake message) throws IOException
+    {
+        for(int number = input.readFieldNumber(this);; number = input.readFieldNumber(this))
+        {
+            switch(number)
+            {
+                case 0:
+                    return;
+                case 1:
+                    message.rpcVersion = input.readInt32();
+                    break;
+                case 2:
+                    message.channel = RpcChannel.valueOf(input.readEnum());
+                    break;
+                case 3:
+                    message.endpoint = input.mergeObject(message.endpoint, DrillbitEndpoint.getSchema());
+                    break;
+
+                default:
+                    input.handleUnknownField(number, this);
+            }   
+        }
+    }
+
+
+    public void writeTo(Output output, BitControlHandshake message) throws IOException
+    {
+        if(message.rpcVersion != null)
+            output.writeInt32(1, message.rpcVersion, false);
+
+        if(message.channel != null)
+             output.writeEnum(2, message.channel.number, false);
+
+        if(message.endpoint != null)
+             output.writeObject(3, message.endpoint, DrillbitEndpoint.getSchema(), false);
+
+    }
+
+    public String getFieldName(int number)
+    {
+        switch(number)
+        {
+            case 1: return "rpcVersion";
+            case 2: return "channel";
+            case 3: return "endpoint";
+            default: return null;
+        }
+    }
+
+    public int getFieldNumber(String name)
+    {
+        final Integer number = __fieldMap.get(name);
+        return number == null ? 0 : number.intValue();
+    }
+
+    private static final java.util.HashMap<String,Integer> __fieldMap = new java.util.HashMap<String,Integer>();
+    static
+    {
+        __fieldMap.put("rpcVersion", 1);
+        __fieldMap.put("channel", 2);
+        __fieldMap.put("endpoint", 3);
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/protocol/org/apache/drill/exec/proto/BitStatus.java
----------------------------------------------------------------------
diff --git a/protocol/org/apache/drill/exec/proto/BitStatus.java b/protocol/org/apache/drill/exec/proto/BitStatus.java
new file mode 100644
index 0000000..c83cc09
--- /dev/null
+++ b/protocol/org/apache/drill/exec/proto/BitStatus.java
@@ -0,0 +1,174 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Generated by http://code.google.com/p/protostuff/ ... DO NOT EDIT!
+// Generated from BitControl.Proto
+
+package org.apache.drill.exec.proto;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import java.util.ArrayList;
+import java.util.List;
+
+import com.dyuproject.protostuff.GraphIOUtil;
+import com.dyuproject.protostuff.Input;
+import com.dyuproject.protostuff.Message;
+import com.dyuproject.protostuff.Output;
+import com.dyuproject.protostuff.Schema;
+
+public final class BitStatus implements Externalizable, Message<BitStatus>, Schema<BitStatus>
+{
+
+    public static Schema<BitStatus> getSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    public static BitStatus getDefaultInstance()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    static final BitStatus DEFAULT_INSTANCE = new BitStatus();
+
+    
+    private List<FragmentStatus> fragmentStatus;
+
+    public BitStatus()
+    {
+        
+    }
+
+    // getters and setters
+
+    // fragmentStatus
+
+    public List<FragmentStatus> getFragmentStatusList()
+    {
+        return fragmentStatus;
+    }
+
+    public void setFragmentStatusList(List<FragmentStatus> fragmentStatus)
+    {
+        this.fragmentStatus = fragmentStatus;
+    }
+
+    // java serialization
+
+    public void readExternal(ObjectInput in) throws IOException
+    {
+        GraphIOUtil.mergeDelimitedFrom(in, this, this);
+    }
+
+    public void writeExternal(ObjectOutput out) throws IOException
+    {
+        GraphIOUtil.writeDelimitedTo(out, this, this);
+    }
+
+    // message method
+
+    public Schema<BitStatus> cachedSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    // schema methods
+
+    public BitStatus newMessage()
+    {
+        return new BitStatus();
+    }
+
+    public Class<BitStatus> typeClass()
+    {
+        return BitStatus.class;
+    }
+
+    public String messageName()
+    {
+        return BitStatus.class.getSimpleName();
+    }
+
+    public String messageFullName()
+    {
+        return BitStatus.class.getName();
+    }
+
+    public boolean isInitialized(BitStatus message)
+    {
+        return true;
+    }
+
+    public void mergeFrom(Input input, BitStatus message) throws IOException
+    {
+        for(int number = input.readFieldNumber(this);; number = input.readFieldNumber(this))
+        {
+            switch(number)
+            {
+                case 0:
+                    return;
+                case 1:
+                    if(message.fragmentStatus == null)
+                        message.fragmentStatus = new ArrayList<FragmentStatus>();
+                    message.fragmentStatus.add(input.mergeObject(null, FragmentStatus.getSchema()));
+                    break;
+
+                default:
+                    input.handleUnknownField(number, this);
+            }   
+        }
+    }
+
+
+    public void writeTo(Output output, BitStatus message) throws IOException
+    {
+        if(message.fragmentStatus != null)
+        {
+            for(FragmentStatus fragmentStatus : message.fragmentStatus)
+            {
+                if(fragmentStatus != null)
+                    output.writeObject(1, fragmentStatus, FragmentStatus.getSchema(), true);
+            }
+        }
+
+    }
+
+    public String getFieldName(int number)
+    {
+        switch(number)
+        {
+            case 1: return "fragmentStatus";
+            default: return null;
+        }
+    }
+
+    public int getFieldNumber(String name)
+    {
+        final Integer number = __fieldMap.get(name);
+        return number == null ? 0 : number.intValue();
+    }
+
+    private static final java.util.HashMap<String,Integer> __fieldMap = new java.util.HashMap<String,Integer>();
+    static
+    {
+        __fieldMap.put("fragmentStatus", 1);
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/protocol/org/apache/drill/exec/proto/FragmentStatus.java
----------------------------------------------------------------------
diff --git a/protocol/org/apache/drill/exec/proto/FragmentStatus.java b/protocol/org/apache/drill/exec/proto/FragmentStatus.java
new file mode 100644
index 0000000..3873c20
--- /dev/null
+++ b/protocol/org/apache/drill/exec/proto/FragmentStatus.java
@@ -0,0 +1,187 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Generated by http://code.google.com/p/protostuff/ ... DO NOT EDIT!
+// Generated from BitControl.Proto
+
+package org.apache.drill.exec.proto;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+
+import com.dyuproject.protostuff.GraphIOUtil;
+import com.dyuproject.protostuff.Input;
+import com.dyuproject.protostuff.Message;
+import com.dyuproject.protostuff.Output;
+import com.dyuproject.protostuff.Schema;
+
+public final class FragmentStatus implements Externalizable, Message<FragmentStatus>, Schema<FragmentStatus>
+{
+
+    public static Schema<FragmentStatus> getSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    public static FragmentStatus getDefaultInstance()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    static final FragmentStatus DEFAULT_INSTANCE = new FragmentStatus();
+
+    
+    private MinorFragmentProfile profile;
+    private FragmentHandle handle;
+
+    public FragmentStatus()
+    {
+        
+    }
+
+    // getters and setters
+
+    // profile
+
+    public MinorFragmentProfile getProfile()
+    {
+        return profile;
+    }
+
+    public void setProfile(MinorFragmentProfile profile)
+    {
+        this.profile = profile;
+    }
+
+    // handle
+
+    public FragmentHandle getHandle()
+    {
+        return handle;
+    }
+
+    public void setHandle(FragmentHandle handle)
+    {
+        this.handle = handle;
+    }
+
+    // java serialization
+
+    public void readExternal(ObjectInput in) throws IOException
+    {
+        GraphIOUtil.mergeDelimitedFrom(in, this, this);
+    }
+
+    public void writeExternal(ObjectOutput out) throws IOException
+    {
+        GraphIOUtil.writeDelimitedTo(out, this, this);
+    }
+
+    // message method
+
+    public Schema<FragmentStatus> cachedSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    // schema methods
+
+    public FragmentStatus newMessage()
+    {
+        return new FragmentStatus();
+    }
+
+    public Class<FragmentStatus> typeClass()
+    {
+        return FragmentStatus.class;
+    }
+
+    public String messageName()
+    {
+        return FragmentStatus.class.getSimpleName();
+    }
+
+    public String messageFullName()
+    {
+        return FragmentStatus.class.getName();
+    }
+
+    public boolean isInitialized(FragmentStatus message)
+    {
+        return true;
+    }
+
+    public void mergeFrom(Input input, FragmentStatus message) throws IOException
+    {
+        for(int number = input.readFieldNumber(this);; number = input.readFieldNumber(this))
+        {
+            switch(number)
+            {
+                case 0:
+                    return;
+                case 1:
+                    message.profile = input.mergeObject(message.profile, MinorFragmentProfile.getSchema());
+                    break;
+
+                case 2:
+                    message.handle = input.mergeObject(message.handle, FragmentHandle.getSchema());
+                    break;
+
+                default:
+                    input.handleUnknownField(number, this);
+            }   
+        }
+    }
+
+
+    public void writeTo(Output output, FragmentStatus message) throws IOException
+    {
+        if(message.profile != null)
+             output.writeObject(1, message.profile, MinorFragmentProfile.getSchema(), false);
+
+
+        if(message.handle != null)
+             output.writeObject(2, message.handle, FragmentHandle.getSchema(), false);
+
+    }
+
+    public String getFieldName(int number)
+    {
+        switch(number)
+        {
+            case 1: return "profile";
+            case 2: return "handle";
+            default: return null;
+        }
+    }
+
+    public int getFieldNumber(String name)
+    {
+        final Integer number = __fieldMap.get(name);
+        return number == null ? 0 : number.intValue();
+    }
+
+    private static final java.util.HashMap<String,Integer> __fieldMap = new java.util.HashMap<String,Integer>();
+    static
+    {
+        __fieldMap.put("profile", 1);
+        __fieldMap.put("handle", 2);
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/protocol/org/apache/drill/exec/proto/PlanFragment.java
----------------------------------------------------------------------
diff --git a/protocol/org/apache/drill/exec/proto/PlanFragment.java b/protocol/org/apache/drill/exec/proto/PlanFragment.java
new file mode 100644
index 0000000..04cb8a9
--- /dev/null
+++ b/protocol/org/apache/drill/exec/proto/PlanFragment.java
@@ -0,0 +1,466 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Generated by http://code.google.com/p/protostuff/ ... DO NOT EDIT!
+// Generated from BitControl.Proto
+
+package org.apache.drill.exec.proto;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+
+import com.dyuproject.protostuff.GraphIOUtil;
+import com.dyuproject.protostuff.Input;
+import com.dyuproject.protostuff.Message;
+import com.dyuproject.protostuff.Output;
+import com.dyuproject.protostuff.Schema;
+
+public final class PlanFragment implements Externalizable, Message<PlanFragment>, Schema<PlanFragment>
+{
+
+    public static Schema<PlanFragment> getSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    public static PlanFragment getDefaultInstance()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    static final PlanFragment DEFAULT_INSTANCE = new PlanFragment();
+
+    static final Long DEFAULT_MEM_INITIAL = new Long(20000000l);
+    static final Long DEFAULT_MEM_MAX = new Long(2000000000l);
+    
+    private FragmentHandle handle;
+    private Float networkCost;
+    private Float cpuCost;
+    private Float diskCost;
+    private Float memoryCost;
+    private String fragmentJson;
+    private Boolean leafFragment;
+    private DrillbitEndpoint assignment;
+    private DrillbitEndpoint foreman;
+    private Long memInitial = DEFAULT_MEM_INITIAL;
+    private Long memMax = DEFAULT_MEM_MAX;
+    private Long queryStartTime;
+    private UserCredentials credentials;
+    private Integer timeZone;
+    private String optionsJson;
+
+    public PlanFragment()
+    {
+        
+    }
+
+    // getters and setters
+
+    // handle
+
+    public FragmentHandle getHandle()
+    {
+        return handle;
+    }
+
+    public void setHandle(FragmentHandle handle)
+    {
+        this.handle = handle;
+    }
+
+    // networkCost
+
+    public Float getNetworkCost()
+    {
+        return networkCost;
+    }
+
+    public void setNetworkCost(Float networkCost)
+    {
+        this.networkCost = networkCost;
+    }
+
+    // cpuCost
+
+    public Float getCpuCost()
+    {
+        return cpuCost;
+    }
+
+    public void setCpuCost(Float cpuCost)
+    {
+        this.cpuCost = cpuCost;
+    }
+
+    // diskCost
+
+    public Float getDiskCost()
+    {
+        return diskCost;
+    }
+
+    public void setDiskCost(Float diskCost)
+    {
+        this.diskCost = diskCost;
+    }
+
+    // memoryCost
+
+    public Float getMemoryCost()
+    {
+        return memoryCost;
+    }
+
+    public void setMemoryCost(Float memoryCost)
+    {
+        this.memoryCost = memoryCost;
+    }
+
+    // fragmentJson
+
+    public String getFragmentJson()
+    {
+        return fragmentJson;
+    }
+
+    public void setFragmentJson(String fragmentJson)
+    {
+        this.fragmentJson = fragmentJson;
+    }
+
+    // leafFragment
+
+    public Boolean getLeafFragment()
+    {
+        return leafFragment;
+    }
+
+    public void setLeafFragment(Boolean leafFragment)
+    {
+        this.leafFragment = leafFragment;
+    }
+
+    // assignment
+
+    public DrillbitEndpoint getAssignment()
+    {
+        return assignment;
+    }
+
+    public void setAssignment(DrillbitEndpoint assignment)
+    {
+        this.assignment = assignment;
+    }
+
+    // foreman
+
+    public DrillbitEndpoint getForeman()
+    {
+        return foreman;
+    }
+
+    public void setForeman(DrillbitEndpoint foreman)
+    {
+        this.foreman = foreman;
+    }
+
+    // memInitial
+
+    public Long getMemInitial()
+    {
+        return memInitial;
+    }
+
+    public void setMemInitial(Long memInitial)
+    {
+        this.memInitial = memInitial;
+    }
+
+    // memMax
+
+    public Long getMemMax()
+    {
+        return memMax;
+    }
+
+    public void setMemMax(Long memMax)
+    {
+        this.memMax = memMax;
+    }
+
+    // queryStartTime
+
+    public Long getQueryStartTime()
+    {
+        return queryStartTime;
+    }
+
+    public void setQueryStartTime(Long queryStartTime)
+    {
+        this.queryStartTime = queryStartTime;
+    }
+
+    // credentials
+
+    public UserCredentials getCredentials()
+    {
+        return credentials;
+    }
+
+    public void setCredentials(UserCredentials credentials)
+    {
+        this.credentials = credentials;
+    }
+
+    // timeZone
+
+    public Integer getTimeZone()
+    {
+        return timeZone;
+    }
+
+    public void setTimeZone(Integer timeZone)
+    {
+        this.timeZone = timeZone;
+    }
+
+    // optionsJson
+
+    public String getOptionsJson()
+    {
+        return optionsJson;
+    }
+
+    public void setOptionsJson(String optionsJson)
+    {
+        this.optionsJson = optionsJson;
+    }
+
+    // java serialization
+
+    public void readExternal(ObjectInput in) throws IOException
+    {
+        GraphIOUtil.mergeDelimitedFrom(in, this, this);
+    }
+
+    public void writeExternal(ObjectOutput out) throws IOException
+    {
+        GraphIOUtil.writeDelimitedTo(out, this, this);
+    }
+
+    // message method
+
+    public Schema<PlanFragment> cachedSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    // schema methods
+
+    public PlanFragment newMessage()
+    {
+        return new PlanFragment();
+    }
+
+    public Class<PlanFragment> typeClass()
+    {
+        return PlanFragment.class;
+    }
+
+    public String messageName()
+    {
+        return PlanFragment.class.getSimpleName();
+    }
+
+    public String messageFullName()
+    {
+        return PlanFragment.class.getName();
+    }
+
+    public boolean isInitialized(PlanFragment message)
+    {
+        return true;
+    }
+
+    public void mergeFrom(Input input, PlanFragment message) throws IOException
+    {
+        for(int number = input.readFieldNumber(this);; number = input.readFieldNumber(this))
+        {
+            switch(number)
+            {
+                case 0:
+                    return;
+                case 1:
+                    message.handle = input.mergeObject(message.handle, FragmentHandle.getSchema());
+                    break;
+
+                case 4:
+                    message.networkCost = input.readFloat();
+                    break;
+                case 5:
+                    message.cpuCost = input.readFloat();
+                    break;
+                case 6:
+                    message.diskCost = input.readFloat();
+                    break;
+                case 7:
+                    message.memoryCost = input.readFloat();
+                    break;
+                case 8:
+                    message.fragmentJson = input.readString();
+                    break;
+                case 9:
+                    message.leafFragment = input.readBool();
+                    break;
+                case 10:
+                    message.assignment = input.mergeObject(message.assignment, DrillbitEndpoint.getSchema());
+                    break;
+
+                case 11:
+                    message.foreman = input.mergeObject(message.foreman, DrillbitEndpoint.getSchema());
+                    break;
+
+                case 12:
+                    message.memInitial = input.readInt64();
+                    break;
+                case 13:
+                    message.memMax = input.readInt64();
+                    break;
+                case 14:
+                    message.queryStartTime = input.readInt64();
+                    break;
+                case 15:
+                    message.credentials = input.mergeObject(message.credentials, UserCredentials.getSchema());
+                    break;
+
+                case 16:
+                    message.timeZone = input.readInt32();
+                    break;
+                case 17:
+                    message.optionsJson = input.readString();
+                    break;
+                default:
+                    input.handleUnknownField(number, this);
+            }   
+        }
+    }
+
+
+    public void writeTo(Output output, PlanFragment message) throws IOException
+    {
+        if(message.handle != null)
+             output.writeObject(1, message.handle, FragmentHandle.getSchema(), false);
+
+
+        if(message.networkCost != null)
+            output.writeFloat(4, message.networkCost, false);
+
+        if(message.cpuCost != null)
+            output.writeFloat(5, message.cpuCost, false);
+
+        if(message.diskCost != null)
+            output.writeFloat(6, message.diskCost, false);
+
+        if(message.memoryCost != null)
+            output.writeFloat(7, message.memoryCost, false);
+
+        if(message.fragmentJson != null)
+            output.writeString(8, message.fragmentJson, false);
+
+        if(message.leafFragment != null)
+            output.writeBool(9, message.leafFragment, false);
+
+        if(message.assignment != null)
+             output.writeObject(10, message.assignment, DrillbitEndpoint.getSchema(), false);
+
+
+        if(message.foreman != null)
+             output.writeObject(11, message.foreman, DrillbitEndpoint.getSchema(), false);
+
+
+        if(message.memInitial != null && message.memInitial != DEFAULT_MEM_INITIAL)
+            output.writeInt64(12, message.memInitial, false);
+
+        if(message.memMax != null && message.memMax != DEFAULT_MEM_MAX)
+            output.writeInt64(13, message.memMax, false);
+
+        if(message.queryStartTime != null)
+            output.writeInt64(14, message.queryStartTime, false);
+
+        if(message.credentials != null)
+             output.writeObject(15, message.credentials, UserCredentials.getSchema(), false);
+
+
+        if(message.timeZone != null)
+            output.writeInt32(16, message.timeZone, false);
+
+        if(message.optionsJson != null)
+            output.writeString(17, message.optionsJson, false);
+    }
+
+    public String getFieldName(int number)
+    {
+        switch(number)
+        {
+            case 1: return "handle";
+            case 4: return "networkCost";
+            case 5: return "cpuCost";
+            case 6: return "diskCost";
+            case 7: return "memoryCost";
+            case 8: return "fragmentJson";
+            case 9: return "leafFragment";
+            case 10: return "assignment";
+            case 11: return "foreman";
+            case 12: return "memInitial";
+            case 13: return "memMax";
+            case 14: return "queryStartTime";
+            case 15: return "credentials";
+            case 16: return "timeZone";
+            case 17: return "optionsJson";
+            default: return null;
+        }
+    }
+
+    public int getFieldNumber(String name)
+    {
+        final Integer number = __fieldMap.get(name);
+        return number == null ? 0 : number.intValue();
+    }
+
+    private static final java.util.HashMap<String,Integer> __fieldMap = new java.util.HashMap<String,Integer>();
+    static
+    {
+        __fieldMap.put("handle", 1);
+        __fieldMap.put("networkCost", 4);
+        __fieldMap.put("cpuCost", 5);
+        __fieldMap.put("diskCost", 6);
+        __fieldMap.put("memoryCost", 7);
+        __fieldMap.put("fragmentJson", 8);
+        __fieldMap.put("leafFragment", 9);
+        __fieldMap.put("assignment", 10);
+        __fieldMap.put("foreman", 11);
+        __fieldMap.put("memInitial", 12);
+        __fieldMap.put("memMax", 13);
+        __fieldMap.put("queryStartTime", 14);
+        __fieldMap.put("credentials", 15);
+        __fieldMap.put("timeZone", 16);
+        __fieldMap.put("optionsJson", 17);
+    }
+    
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/protocol/org/apache/drill/exec/proto/RpcType.java
----------------------------------------------------------------------
diff --git a/protocol/org/apache/drill/exec/proto/RpcType.java b/protocol/org/apache/drill/exec/proto/RpcType.java
new file mode 100644
index 0000000..48e5b2a
--- /dev/null
+++ b/protocol/org/apache/drill/exec/proto/RpcType.java
@@ -0,0 +1,65 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Generated by http://code.google.com/p/protostuff/ ... DO NOT EDIT!
+// Generated from BitControl.Proto
+
+package org.apache.drill.exec.proto;
+
+public enum RpcType implements com.dyuproject.protostuff.EnumLite<RpcType>
+{
+    HANDSHAKE(0),
+    ACK(1),
+    GOODBYE(2),
+    REQ_INIATILIZE_FRAGMENT(3),
+    REQ_CANCEL_FRAGMENT(6),
+    REQ_FRAGMENT_STATUS(7),
+    REQ_BIT_STATUS(8),
+    RESP_FRAGMENT_HANDLE(9),
+    RESP_FRAGMENT_STATUS(10),
+    RESP_BIT_STATUS(11);
+    
+    public final int number;
+    
+    private RpcType (int number)
+    {
+        this.number = number;
+    }
+    
+    public int getNumber()
+    {
+        return number;
+    }
+    
+    public static RpcType valueOf(int number)
+    {
+        switch(number) 
+        {
+            case 0: return HANDSHAKE;
+            case 1: return ACK;
+            case 2: return GOODBYE;
+            case 3: return REQ_INIATILIZE_FRAGMENT;
+            case 6: return REQ_CANCEL_FRAGMENT;
+            case 7: return REQ_FRAGMENT_STATUS;
+            case 8: return REQ_BIT_STATUS;
+            case 9: return RESP_FRAGMENT_HANDLE;
+            case 10: return RESP_FRAGMENT_STATUS;
+            case 11: return RESP_BIT_STATUS;
+            default: return null;
+        }
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-drill/blob/872d0abf/protocol/org/apache/drill/exec/proto/WorkQueueStatus.java
----------------------------------------------------------------------
diff --git a/protocol/org/apache/drill/exec/proto/WorkQueueStatus.java b/protocol/org/apache/drill/exec/proto/WorkQueueStatus.java
new file mode 100644
index 0000000..1c96bd5
--- /dev/null
+++ b/protocol/org/apache/drill/exec/proto/WorkQueueStatus.java
@@ -0,0 +1,206 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+// Generated by http://code.google.com/p/protostuff/ ... DO NOT EDIT!
+// Generated from BitControl.Proto
+
+package org.apache.drill.exec.proto;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+
+import com.dyuproject.protostuff.GraphIOUtil;
+import com.dyuproject.protostuff.Input;
+import com.dyuproject.protostuff.Message;
+import com.dyuproject.protostuff.Output;
+import com.dyuproject.protostuff.Schema;
+
+public final class WorkQueueStatus implements Externalizable, Message<WorkQueueStatus>, Schema<WorkQueueStatus>
+{
+
+    public static Schema<WorkQueueStatus> getSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    public static WorkQueueStatus getDefaultInstance()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    static final WorkQueueStatus DEFAULT_INSTANCE = new WorkQueueStatus();
+
+    
+    private DrillbitEndpoint endpoint;
+    private Integer queueLength;
+    private Long reportTime;
+
+    public WorkQueueStatus()
+    {
+        
+    }
+
+    // getters and setters
+
+    // endpoint
+
+    public DrillbitEndpoint getEndpoint()
+    {
+        return endpoint;
+    }
+
+    public void setEndpoint(DrillbitEndpoint endpoint)
+    {
+        this.endpoint = endpoint;
+    }
+
+    // queueLength
+
+    public Integer getQueueLength()
+    {
+        return queueLength;
+    }
+
+    public void setQueueLength(Integer queueLength)
+    {
+        this.queueLength = queueLength;
+    }
+
+    // reportTime
+
+    public Long getReportTime()
+    {
+        return reportTime;
+    }
+
+    public void setReportTime(Long reportTime)
+    {
+        this.reportTime = reportTime;
+    }
+
+    // java serialization
+
+    public void readExternal(ObjectInput in) throws IOException
+    {
+        GraphIOUtil.mergeDelimitedFrom(in, this, this);
+    }
+
+    public void writeExternal(ObjectOutput out) throws IOException
+    {
+        GraphIOUtil.writeDelimitedTo(out, this, this);
+    }
+
+    // message method
+
+    public Schema<WorkQueueStatus> cachedSchema()
+    {
+        return DEFAULT_INSTANCE;
+    }
+
+    // schema methods
+
+    public WorkQueueStatus newMessage()
+    {
+        return new WorkQueueStatus();
+    }
+
+    public Class<WorkQueueStatus> typeClass()
+    {
+        return WorkQueueStatus.class;
+    }
+
+    public String messageName()
+    {
+        return WorkQueueStatus.class.getSimpleName();
+    }
+
+    public String messageFullName()
+    {
+        return WorkQueueStatus.class.getName();
+    }
+
+    public boolean isInitialized(WorkQueueStatus message)
+    {
+        return true;
+    }
+
+    public void mergeFrom(Input input, WorkQueueStatus message) throws IOException
+    {
+        for(int number = input.readFieldNumber(this);; number = input.readFieldNumber(this))
+        {
+            switch(number)
+            {
+                case 0:
+                    return;
+                case 1:
+                    message.endpoint = input.mergeObject(message.endpoint, DrillbitEndpoint.getSchema());
+                    break;
+
+                case 2:
+                    message.queueLength = input.readInt32();
+                    break;
+                case 3:
+                    message.reportTime = input.readInt64();
+                    break;
+                default:
+                    input.handleUnknownField(number, this);
+            }   
+        }
+    }
+
+
+    public void writeTo(Output output, WorkQueueStatus message) throws IOException
+    {
+        if(message.endpoint != null)
+             output.writeObject(1, message.endpoint, DrillbitEndpoint.getSchema(), false);
+
+
+        if(message.queueLength != null)
+            output.writeInt32(2, message.queueLength, false);
+
+        if(message.reportTime != null)
+            output.writeInt64(3, message.reportTime, false);
+    }
+
+    public String getFieldName(int number)
+    {
+        switch(number)
+        {
+            case 1: return "endpoint";
+            case 2: return "queueLength";
+            case 3: return "reportTime";
+            default: return null;
+        }
+    }
+
+    public int getFieldNumber(String name)
+    {
+        final Integer number = __fieldMap.get(name);
+        return number == null ? 0 : number.intValue();
+    }
+
+    private static final java.util.HashMap<String,Integer> __fieldMap = new java.util.HashMap<String,Integer>();
+    static
+    {
+        __fieldMap.put("endpoint", 1);
+        __fieldMap.put("queueLength", 2);
+        __fieldMap.put("reportTime", 3);
+    }
+    
+}