JingsongLi commented on a change in pull request #8206:
[FLINK-12248][table-planner-blink] Support e2e over window in blink batch
URL: https://github.com/apache/flink/pull/8206#discussion_r276607019
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File path:
flink-table/flink-table-planner-blink/src/main/java/org/apache/flink/table/expressions/RexNodeConverter.java
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@@ -67,6 +67,16 @@ public RexNodeConverter(RelBuilder relBuilder) {
@Override
public RexNode visitCall(CallExpression call) {
+ if
(call.getFunctionDefinition().equals(BuiltInFunctionDefinitions.CAST)) {
Review comment:
OK, I will take code into `visitScalarFunc`.
The reason I haven't done this before is that `TypeLiteralExpression` can't
be converted. I will do a little refactoring and move the code to
`visitScalarFunc`.
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