[GitHub] [incubator-gobblin] autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip getPartition() call to Hive Metastore when a partition already e…

2019-08-15 Thread GitBox
autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip 
getPartition() call to Hive Metastore when a partition already e…
URL: https://github.com/apache/incubator-gobblin/pull/2716#discussion_r314566577
 
 

 ##
 File path: 
gobblin-hive-registration/src/main/java/org/apache/gobblin/hive/metastore/HiveMetaStoreRegisterWithoutComputingPartitionDiff.java
 ##
 @@ -0,0 +1,48 @@
+/*
+ * 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.gobblin.hive.metastore;
+
+import com.google.common.base.Optional;
+import java.io.IOException;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.gobblin.configuration.State;
+import org.apache.gobblin.hive.HivePartition;
+import org.apache.hadoop.hive.metastore.IMetaStoreClient;
+import org.apache.hadoop.hive.metastore.api.AlreadyExistsException;
+import org.apache.hadoop.hive.metastore.api.Partition;
+import org.apache.hadoop.hive.metastore.api.Table;
+import org.apache.thrift.TException;
+
+
+@Slf4j
+public class HiveMetaStoreRegisterWithoutComputingPartitionDiff extends 
HiveMetaStoreBasedRegister {
+  public HiveMetaStoreRegisterWithoutComputingPartitionDiff(State state, 
Optional metastoreURI) throws IOException {
+super(state, metastoreURI);
+  }
+
+  @Override
+  protected void OnPartitionExist(IMetaStoreClient client, Table table, 
HivePartition partition,
+  Partition nativePartition, TException e) throws TException {
+if(e instanceof AlreadyExistsException) {
 
 Review comment:
   nit-pick: pay attention to blank between character and bracket


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[GitHub] [incubator-gobblin] autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip getPartition() call to Hive Metastore when a partition already e…

2019-08-15 Thread GitBox
autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip 
getPartition() call to Hive Metastore when a partition already e…
URL: https://github.com/apache/incubator-gobblin/pull/2716#discussion_r314567012
 
 

 ##
 File path: 
gobblin-hive-registration/src/main/java/org/apache/gobblin/hive/metastore/HiveMetaStoreBasedRegister.java
 ##
 @@ -501,8 +482,30 @@ private void addOrAlterPartition(IMetaStoreClient client, 
Table table, HiveParti
   }
 }
   }
+  protected void OnPartitionExist(IMetaStoreClient client, Table table, 
HivePartition partition, Partition nativePartition, TException e) throws 
TException {
 
 Review comment:
   Why not make `addOrAlterPartition` protected and overwrite that ?


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[GitHub] [incubator-gobblin] autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip getPartition() call to Hive Metastore when a partition already e…

2019-08-15 Thread GitBox
autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip 
getPartition() call to Hive Metastore when a partition already e…
URL: https://github.com/apache/incubator-gobblin/pull/2716#discussion_r314566770
 
 

 ##
 File path: 
gobblin-hive-registration/src/main/java/org/apache/gobblin/hive/metastore/HiveMetaStoreRegisterWithoutComputingPartitionDiff.java
 ##
 @@ -0,0 +1,48 @@
+/*
+ * 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.gobblin.hive.metastore;
+
+import com.google.common.base.Optional;
+import java.io.IOException;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.gobblin.configuration.State;
+import org.apache.gobblin.hive.HivePartition;
+import org.apache.hadoop.hive.metastore.IMetaStoreClient;
+import org.apache.hadoop.hive.metastore.api.AlreadyExistsException;
+import org.apache.hadoop.hive.metastore.api.Partition;
+import org.apache.hadoop.hive.metastore.api.Table;
+import org.apache.thrift.TException;
+
+
+@Slf4j
+public class HiveMetaStoreRegisterWithoutComputingPartitionDiff extends 
HiveMetaStoreBasedRegister {
 
 Review comment:
   add a javadoc for usage of this


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[GitHub] [incubator-gobblin] autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip getPartition() call to Hive Metastore when a partition already e…

2019-08-15 Thread GitBox
autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip 
getPartition() call to Hive Metastore when a partition already e…
URL: https://github.com/apache/incubator-gobblin/pull/2716#discussion_r314566652
 
 

 ##
 File path: 
gobblin-hive-registration/src/main/java/org/apache/gobblin/hive/metastore/HiveMetaStoreRegisterWithoutComputingPartitionDiff.java
 ##
 @@ -0,0 +1,48 @@
+/*
+ * 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.gobblin.hive.metastore;
+
+import com.google.common.base.Optional;
+import java.io.IOException;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.gobblin.configuration.State;
+import org.apache.gobblin.hive.HivePartition;
+import org.apache.hadoop.hive.metastore.IMetaStoreClient;
+import org.apache.hadoop.hive.metastore.api.AlreadyExistsException;
+import org.apache.hadoop.hive.metastore.api.Partition;
+import org.apache.hadoop.hive.metastore.api.Table;
+import org.apache.thrift.TException;
+
+
+@Slf4j
+public class HiveMetaStoreRegisterWithoutComputingPartitionDiff extends 
HiveMetaStoreBasedRegister {
+  public HiveMetaStoreRegisterWithoutComputingPartitionDiff(State state, 
Optional metastoreURI) throws IOException {
+super(state, metastoreURI);
+  }
+
+  @Override
+  protected void OnPartitionExist(IMetaStoreClient client, Table table, 
HivePartition partition,
+  Partition nativePartition, TException e) throws TException {
+if(e instanceof AlreadyExistsException) {
+  log.info(String.format("Partition %s in table %s with location %s 
already exists and no need to update",
 
 Review comment:
   this will end up flooding the log, suggest to use debug instead of info


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[GitHub] [incubator-gobblin] autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip getPartition() call to Hive Metastore when a partition already e…

2019-08-15 Thread GitBox
autumnust commented on a change in pull request #2716: [GOBBLIN-861]Skip 
getPartition() call to Hive Metastore when a partition already e…
URL: https://github.com/apache/incubator-gobblin/pull/2716#discussion_r314565883
 
 

 ##
 File path: 
gobblin-hive-registration/src/main/java/org/apache/gobblin/hive/metastore/HiveMetaStoreBasedRegister.java
 ##
 @@ -119,7 +119,7 @@
* when the first time a table/database is loaded into the cache, whether 
they existed on the remote hiveMetaStore side.
*/
   CacheLoader cacheLoader = new CacheLoader() {
-  @Override
+@Override
 
 Review comment:
   Additional blank


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