danny0405 commented on a change in pull request #3285: URL: https://github.com/apache/hudi/pull/3285#discussion_r672172626
########## File path: hudi-flink/src/main/java/org/apache/hudi/table/format/mor/MergeOnReadInputFormat.java ########## @@ -624,6 +634,14 @@ public boolean reachedEnd() throws IOException { return true; } + private Option<IndexedRecord> getInsetValue(String curKey) throws IOException { + final HoodieRecord<?> record = logRecords.get(curKey); + if (HoodieOperation.isDelete(record.getOperation())) { + return Option.empty(); Review comment: Put `!emitDelete` in the front. ########## File path: hudi-flink/src/test/java/org/apache/hudi/table/format/TestInputFormat.java ########## @@ -175,13 +176,32 @@ void testReadWithDeletes() throws Exception { List<RowData> result = readData(inputFormat); - final String actual = TestData.rowDataToString(result); + final String actual = TestData.rowDataToString(result, true); final String expected = "[" - + "id1,Danny,24,1970-01-01T00:00:00.001,par1, " - + "id2,Stephen,34,1970-01-01T00:00:00.002,par1, " - + "id3,null,null,null,null, " - + "id5,null,null,null,null, " - + "id9,null,null,null,null]"; + + "+I(id1,Danny,24,1970-01-01T00:00:00.001,par1), " + + "+I(id2,Stephen,34,1970-01-01T00:00:00.002,par1), " + + "-D(id3,Julian,53,1970-01-01T00:00:00.003,par2), " + + "-D(id5,Sophia,18,1970-01-01T00:00:00.005,par3), " + + "-D(id9,Jane,19,1970-01-01T00:00:00.006,par3)]"; + assertThat(actual, is(expected)); + } + + @Test + void testReadWithDeletesCOW() throws Exception { + beforeEach(HoodieTableType.COPY_ON_WRITE); + + // write another commit to read again + TestData.writeData(TestData.DATA_SET_UPDATE_DELETE, conf); + + InputFormat<RowData, ?> inputFormat = this.tableSource.getInputFormat(); + assertThat(inputFormat, instanceOf(CopyOnWriteInputFormat.class)); + + List<RowData> result = readData(inputFormat); + + final String actual = TestData.rowDataToString(result, true); + final String expected = "[" Review comment: I think spark may need to set up the change flag column correctly when write into hoodie, but actually spark `InternalRow` does not support builtin change flag, use may need to specify a column explicitly. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@hudi.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org