twalthr commented on a change in pull request #6776: [FLINK-9715][table]
Support temporal join with event time
URL: https://github.com/apache/flink/pull/6776#discussion_r221572043
##########
File path:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/plan/nodes/datastream/DataStreamTemporalJoinToCoProcessTranslator.scala
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@@ -121,12 +130,26 @@ object DataStreamTemporalJoinToCoProcessTranslator {
rightSchema,
joinInfo,
rexBuilder,
- temporalJoinConditionExtractor.leftTimeAttribute.get,
- temporalJoinConditionExtractor.rightTimeAttribute,
- temporalJoinConditionExtractor.rightPrimaryKeyExpression.get,
+ extractInputReference(
+ temporalJoinConditionExtractor.leftTimeAttribute.get,
+ textualRepresentation),
+ temporalJoinConditionExtractor.rightTimeAttribute.map(
+ rightTimeAttribute =>
+ extractInputReference(rightTimeAttribute, textualRepresentation)
+ - leftSchema.typeInfo.getTotalFields),
Review comment:
Use `leftSchema.arity` instead. `getTotalFields` is physical type
information that includes nested field counts.
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