Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3748#discussion_r113747908
--- Diff:
flink-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSink.java
---
@@ -190,10 +192,13 @@ private CassandraSink(SingleOutputStreamOperator<IN>
sink) {
* @param <IN> input type
* @return CassandraSinkBuilder, to further configure the sink
*/
- public static <IN, T extends Tuple> CassandraSinkBuilder<IN>
addSink(DataStream<IN> input) {
+ public static <IN, T extends Tuple, R extends Row>
CassandraSinkBuilder<IN> addSink(DataStream<IN> input) {
--- End diff --
do we need `T` and `R`? Couldn't these be removed if we cast to
`DataStream<Tuple>` and `DataStream<Row>`?
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