Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3040#discussion_r104730718
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/plan/nodes/dataset/DataSetCalc.scala
---
@@ -124,8 +127,26 @@ class DataSetCalc(
body,
returnType)
+ def getForwardIndices = {
--- End diff --
move all forward fields related code into a function `getForwardFields()`
to keep the main translation function more concise
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