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https://issues.apache.org/jira/browse/FLINK-8104?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16262870#comment-16262870
]
ASF GitHub Bot commented on FLINK-8104:
---------------------------------------
Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/5040#discussion_r152588168
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/codegen/calls/ScalarOperators.scala
---
@@ -835,6 +836,43 @@ object ScalarOperators {
generateUnaryArithmeticOperator(operator, nullCheck,
operand.resultType, operand)
}
+ def generateRow(
+ codeGenerator: CodeGenerator,
+ resultType: TypeInformation[_],
+ elements: Seq[GeneratedExpression])
+ : GeneratedExpression = {
+ val rowTerm = codeGenerator.addReusableRow(resultType.getArity,
elements.size)
+
+ val boxedElements: Seq[GeneratedExpression] = resultType match {
+ case ct: CompositeType[_] =>
--- End diff --
This should always be `RowTypeInfo`. I think we can simply cast it.
> Fix Row value constructor
> -------------------------
>
> Key: FLINK-8104
> URL: https://issues.apache.org/jira/browse/FLINK-8104
> Project: Flink
> Issue Type: Sub-task
> Components: Table API & SQL
> Reporter: Rong Rong
> Assignee: Rong Rong
>
> Support Row value constructor which is currently broken.
> See
> {code:java}
> //
> flink-libraries/flink-table/src/test/scala/org/apache/flink/table/expressions/SqlExpressionTest.scala
> @Test
> def testValueConstructorFunctions(): Unit = {
> // TODO we need a special code path that flattens ROW types
> // testSqlApi("ROW('hello world', 12)", "hello world") // test base only
> returns field 0
> // testSqlApi("('hello world', 12)", "hello world") // test base only
> returns field 0
> // ...
> }
> {code}
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