KurtYoung commented on a change in pull request #10105:
[Flink-14599][table-planner-blink] Support precision of TimestampType in blink
planner
URL: https://github.com/apache/flink/pull/10105#discussion_r344431614
##########
File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/codegen/calls/ScalarFunctionCallGen.scala
##########
@@ -66,7 +69,15 @@ class ScalarFunctionCallGen(scalarFunction: ScalarFunction)
extends CallGenerato
boxedTypeTermForType(returnType)
}
val resultTerm = ctx.addReusableLocalVariable(resultTypeTerm, "result")
- val evalResult =
s"$functionReference.eval(${parameters.map(_.resultTerm).mkString(", ")})"
+ val evalResult =
+ if (returnType.getTypeRoot ==
LogicalTypeRoot.TIMESTAMP_WITHOUT_TIME_ZONE) {
Review comment:
I'm not sure about the changes of this class.
Why we have to treat this as a special case? Other types will have similar
problems, like `BinaryString`.
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