[GitHub] [hudi] vinothchandar commented on a change in pull request #2206: [WIP] Adding dedup support for Bulk Insert w/ Rows

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vinothchandar commented on a change in pull request #2206:
URL: https://github.com/apache/hudi/pull/2206#discussion_r519497597



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File path: hudi-spark/src/main/java/org/apache/hudi/PreCombineRow.java
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@@ -0,0 +1,38 @@
+/*
+ * 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.hudi;
+
+import org.apache.spark.sql.Row;
+
+import java.io.Serializable;
+
+/**
+ * Interface used to preCombine two Spark sql Rows.
+ */
+public interface PreCombineRow extends Serializable {

Review comment:
       What is holding the avro schema? this seems like a member held in the class you wrote? 




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