rodmeneses commented on code in PR #13260:
URL: https://github.com/apache/iceberg/pull/13260#discussion_r2143804676
##########
flink/v2.0/flink/src/test/java/org/apache/iceberg/flink/sink/TestIcebergSink.java:
##########
@@ -388,6 +388,43 @@ void testErrorOnNullForRequiredField() throws Exception {
assertThatThrownBy(() ->
env.execute()).hasRootCauseInstanceOf(NullPointerException.class);
}
+ @TestTemplate
+ void testDefaultWriteParallelism() {
+ List<Row> rows = createRows("");
+ DataStream<Row> dataStream =
+ env.addSource(createBoundedSource(rows),
ROW_TYPE_INFO).uid("mySourceId");
+
+ var sink =
+ IcebergSink.forRow(dataStream, SimpleDataUtil.FLINK_SCHEMA)
+ .table(table)
+ .tableLoader(tableLoader)
+ .tableSchema(SimpleDataUtil.FLINK_SCHEMA)
+ .distributionMode(DistributionMode.NONE)
+ .append();
+
+ // since the sink write parallelism was null, it asserts that the default
parallelism used was
+ // the input source parallelism
+
assertThat(sink.getTransformation().getParallelism()).isEqualTo(dataStream.getParallelism());
Review Comment:
Yes, I did a debugging and could confirm it.
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