docete commented on a change in pull request #10399:
[FLINK-14959][table-planner-blink] Support precision of LocalZonedTimestampType
in blink planner
URL: https://github.com/apache/flink/pull/10399#discussion_r353642653
##########
File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/codegen/calls/ScalarFunctionCallGen.scala
##########
@@ -66,7 +67,18 @@ 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_WITH_LOCAL_TIME_ZONE
+ && (resultClass == classOf[Long] || resultClass == classOf[JLong])) {
+ // Convert Long to SqlTimestamp if the UDX's returnType is
Review comment:
will add a Long <-> Instant converter to support this.
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