wuchong commented on a change in pull request #8530:
[FLINK-12611][table-planner-blink] Make time indicator nullable in blink
URL: https://github.com/apache/flink/pull/8530#discussion_r296633741
##########
File path:
flink-table/flink-table-planner-blink/src/test/scala/org/apache/flink/table/plan/batch/sql/join/LookupJoinTest.scala
##########
@@ -68,8 +68,8 @@ class LookupJoinTest extends TableTestBase {
expectExceptionThrown(
"SELECT * FROM MyTable AS T RIGHT JOIN temporalTest " +
"FOR SYSTEM_TIME AS OF T.proctime AS D ON T.a = D.id",
- "Unsupported join type for semi-join RIGHT",
- classOf[IllegalArgumentException]
+ null,
+ classOf[AssertionError]
Review comment:
Do you mean Calcite doesn't allow **nullable** left field to right join?
However, the T.proctime field is derived from proctime() builtin method,
which should be **not null**.
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