Github user uce commented on a diff in the pull request:
https://github.com/apache/flink/pull/3117#discussion_r96227219
--- Diff:
flink-connectors/flink-connector-cassandra/src/main/java/org/apache/flink/streaming/connectors/cassandra/CassandraSink.java
---
@@ -95,6 +95,28 @@ private CassandraSink(SingleOutputStreamOperator<IN>
sink) {
}
/**
+ * Sets an additional, user provided hash for this operator.
+ *
+ * <p/>
+ * <p>The user provided hash is an alternative to the generated hashes,
that is considered when identifying an
+ * operator through the default hash mechanics fails (e.g. because of
changes between Flink versions.
+ *
+ * <p><strong>Important</strong>: this hash needs to be unique per
transformation and job. Otherwise, job
+ * submission will fail.
+ *
+ * @param hash the user provided hash for this operator.
+ * @return The operator with the user provided hash.
+ */
+ public CassandraSink<IN> provideAdditionalNodeHash(String hash) {
--- End diff --
I think the `provide` prefix gives the impression that it is possible to
provide multiple additional node hashes. I would replcae this with `set`. What
do you think?
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