pnowojski commented on a change in pull request #6787: [FLINK-8577][table]
Implement proctime DataStream to Table upsert conversion
URL: https://github.com/apache/flink/pull/6787#discussion_r236177806
##########
File path:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/TableEnvironment.scala
##########
@@ -1112,13 +1129,17 @@ abstract class TableEnvironment(val config:
TableConfig) {
exprs flatMap {
case _: TimeAttribute =>
None
- case UnresolvedFieldReference(_) if referenced =>
+ case UnresolvedFieldReference(_) | Key(UnresolvedFieldReference(_))
if referenced =>
// only accept the first field for an atomic type
throw new TableException("Only the first field can reference an
atomic type.")
case UnresolvedFieldReference(name: String) =>
referenced = true
// first field reference is mapped to atomic type
Some((0, name))
+ case Key(UnresolvedFieldReference(name: String)) =>
+ referenced = true
Review comment:
ditto: another code duplication.
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