Merge branch 'rightlib' into mergelibs-241120-1113

1 files changed, 16 insertions, 0 deletions

diff --git a/yql/essentials/tests/sql/suites/produce/reduce_with_python.sql b/yql/essentials/tests/sql/suites/produce/reduce_with_python.sql
new file mode 100644
index 0000000000..6bdf0efb24
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/produce/reduce_with_python.sql
@@ -0,0 +1,16 @@
+/* postgres can not */
+/* syntax version 1 */
+USE plato;
+
+$udfScript = @@
+import functools
+def Len(key, input):
+    return {"value":functools.reduce(lambda x,y: x + 1, input, 0)}
+@@;
+
+$udf = Python::Len(Callable<(String, Stream<String>)->Struct<value:Uint32>>, $udfScript);
+
+--INSERT INTO Output
+$res = (REDUCE Input1 ON key USING $udf(value));
+
+select * from $res order by value;