godfreyhe commented on a change in pull request #11317:
[FLINK-16433][table-api] TableEnvironmentImpl doesn't clear…
URL: https://github.com/apache/flink/pull/11317#discussion_r390293756
##########
File path:
flink-table/flink-table-planner-blink/src/test/scala/org/apache/flink/table/api/TableEnvironmentITCase.scala
##########
@@ -135,6 +135,25 @@ class TableEnvironmentITCase(settings:
EnvironmentSettings, mode: String) {
assertEquals(TableTestUtil.replaceStageId(result1),
TableTestUtil.replaceStageId(result2))
}
+ @Test
+ def testClearOperation(): Unit = {
+ val tableEnv = TableEnvironmentImpl.create(settings)
+ tableEnv.sqlUpdate("create table dest1(x map<int,bigint>) with('connector'
= 'COLLECTION')")
+ tableEnv.sqlUpdate("create table dest2(x int) with('connector' =
'COLLECTION')")
+ tableEnv.sqlUpdate("create table src(x int) with('connector' =
'COLLECTION')")
+
+ try {
+ tableEnv.sqlUpdate("insert into dest1 select count(*) from src")
Review comment:
please add some comments about why this query will fail ?
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