Github user lincoln-lil commented on a diff in the pull request:
https://github.com/apache/flink/pull/3829#discussion_r136321128
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/BatchTableEnvironment.scala
---
@@ -106,6 +106,43 @@ abstract class BatchTableEnvironment(
}
/**
+ * Registers an external [[TableSink]] in this [[TableEnvironment]]'s
catalog.
+ * Registered sink tables can be referenced in SQL DML clause.
+ *
+ * Examples:
+ *
+ * - predefine a table sink with schema
--- End diff --
Considering the current registerTableSource api, we haven't define such a
method requires users to offer fieldNames and fieldTypes when do registration,
I suggest keep their symmetry, what do you think?
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