Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3386#discussion_r107392253
--- Diff:
flink-libraries/flink-table/src/test/scala/org/apache/flink/table/api/scala/stream/sql/SqlITCase.scala
---
@@ -317,4 +320,193 @@ class SqlITCase extends StreamingWithStateTestBase {
result.addSink(new StreamITCase.StringSink)
env.execute()
}
+
+ /** test sliding event-time unbounded window with partition by **/
+ @Test
+ def testUnboundedEventTimeRowWindowWithPartition(): Unit = {
+ val env = StreamExecutionEnvironment.getExecutionEnvironment
+ val tEnv = TableEnvironment.getTableEnvironment(env)
+ env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime)
+ env.setStateBackend(getStateBackend)
+ StreamITCase.testResults = mutable.MutableList()
+ env.setParallelism(1)
+
+ val sqlQuery = "SELECT a, b, c, " +
+ "SUM(b) over (" +
+ "partition by a order by rowtime() range between unbounded preceding
and current row), " +
+ "count(b) over (" +
+ "partition by a order by rowtime() range between unbounded preceding
and current row), " +
+ "avg(b) over (" +
+ "partition by a order by rowtime() range between unbounded preceding
and current row), " +
+ "max(b) over (" +
+ "partition by a order by rowtime() range between unbounded preceding
and current row), " +
+ "min(b) over (" +
+ "partition by a order by rowtime() range between unbounded preceding
and current row) " +
+ "from T1"
+
+ val t1 = env.addSource[(Int, Long, String)](new SourceFunction[(Int,
Long, String)] {
+ override def run(ctx: SourceContext[(Int, Long, String)]): Unit = {
+ ctx.collectWithTimestamp((1, 1L, "Hi"), 14000005L)
+ ctx.collectWithTimestamp((2, 1L, "Hello"), 14000000L)
+ ctx.collectWithTimestamp((3, 1L, "Hello"), 14000002L)
+ ctx.collectWithTimestamp((1, 2L, "Hello"), 14000003L)
+ ctx.collectWithTimestamp((1, 3L, "Hello world"), 14000004L)
+ ctx.collectWithTimestamp((3, 2L, "Hello world"), 14000007L)
+ ctx.collectWithTimestamp((2, 2L, "Hello world"), 14000008L)
+ ctx.emitWatermark(new Watermark(14000010L))
+ ctx.collectWithTimestamp((1, 4L, "Hello world"), 14000008L)
--- End diff --
indicate which records are late and will be dropped.
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