Merge branch 'rightlib' into mergelibs-241120-1113

1 files changed, 38 insertions, 0 deletions

diff --git a/yql/essentials/tests/sql/suites/aggregate/percentile_interval.sql b/yql/essentials/tests/sql/suites/aggregate/percentile_interval.sql
new file mode 100644
index 0000000000..922579f7eb
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/aggregate/percentile_interval.sql
@@ -0,0 +1,38 @@
+/* syntax version 1 */
+
+$zero = unwrap( cast(0 as Interval) );
+$one = unwrap( cast (1 as Interval ) );
+
+-- we want to check both optional<interval> and plain interval
+$prepared = select
+              cast (key As Interval) ?? $zero as interval_data
+              from plato.Input;
+
+$source = select
+              interval_data
+              , interval_data + $one as interval_data2
+              , just( interval_data ) as optional_interval_data
+              from $prepared;
+
+-- percentile factory can work with plain number and with tuple of numbers.
+-- to achive second call we must make several percentile invocations with
+-- same column name
+$data_plain = select
+  percentile(interval_data, 0.8) as result
+  from $source;
+
+-- optimization should unite this into one call to percentile with tuple as argument
+$data_tuple = select
+  percentile(interval_data2, 0.8) as result_1
+  , percentile(interval_data2, 0.6) as result_2
+  from $source;
+
+$data_optional = select
+  percentile(optional_interval_data, 0.4) as result
+  from $source;
+
+select EnsureType(result, Interval?) from $data_plain;
+select EnsureType(result_1, Interval?) from $data_tuple;
+select EnsureType(result_2, Interval?) from $data_tuple;
+select result from $data_optional;
+