Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/2653#discussion_r87304840
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/plan/logical/operators.scala
---
@@ -360,7 +370,8 @@ case class Join(
left: LogicalNode,
right: LogicalNode,
joinType: JoinType,
- condition: Option[Expression]) extends BinaryNode {
+ condition: Option[Expression],
+ corId: Option[CorrelationId] = None) extends BinaryNode {
--- End diff --
CorrelationId is a Calcite class. At this point we do all validation
ourselves. Can we replace it?
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