rdblue commented on a change in pull request #743: [spark-3] Bump Apache spark 
to 3.0.0-preview2
URL: https://github.com/apache/incubator-iceberg/pull/743#discussion_r370274234
 
 

 ##########
 File path: 
spark/src/main/java/org/apache/iceberg/spark/source/SparkBatchWrite.java
 ##########
 @@ -493,6 +494,9 @@ protected void setCurrentKey(PartitionKey currentKey) {
     public void write(InternalRow row) throws IOException {
       writeInternal(row);
     }
+
+    @Override
+    public void close() {}
 
 Review comment:
   Can you add a comment to explain why this is empty? If I understand 
correctly, close is called after `abort` or `commit` is called. Both `abort` 
and `commit` will close the current data file so there is no more cleanup to do 
here.

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