Merge branch 'rightlib' into mergelibs-241120-1113

1 files changed, 25 insertions, 0 deletions

diff --git a/yql/essentials/tests/sql/suites/produce/reduce_subfields.sql b/yql/essentials/tests/sql/suites/produce/reduce_subfields.sql
new file mode 100644
index 0000000000..3518cac97e
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/produce/reduce_subfields.sql
@@ -0,0 +1,25 @@
+/* postgres can not */
+/* syntax version 1 */
+USE plato;
+
+$udfScript = @@
+def f(key, input):
+   for i in input:
+      yield {
+        'key': i.key,
+        'value': i.value,
+        'pass': 10
+      }
+@@;
+
+$udf_stream = Python3::f(
+Callable<
+    (String,Stream<Struct<key:String,value:String>>)
+    ->
+    Stream<Struct<key:String,value:String,pass:Int32>>
+>, $udfScript);
+
+
+REDUCE Input
+ON key
+USING $udf_stream(TableRow());