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authorMaxim Yurchuk <maxim-yurchuk@ydb.tech>2024-11-20 17:37:57 +0000
committerGitHub <noreply@github.com>2024-11-20 17:37:57 +0000
commitf76323e9b295c15751e51e3443aa47a36bee8023 (patch)
tree4113c8cad473a33e0f746966e0cf087252fa1d7a /yql/essentials/tests/sql/suites/aggr_factory/udaf.sql
parent753ecb8d410a4cb459c26f3a0082fb2d1724fe63 (diff)
parenta7b9a6afea2a9d7a7bfac4c5eb4c1a8e60adb9e6 (diff)
downloadydb-f76323e9b295c15751e51e3443aa47a36bee8023.tar.gz
Merge pull request #11788 from ydb-platform/mergelibs-241120-1113
Library import 241120-1113
Diffstat (limited to 'yql/essentials/tests/sql/suites/aggr_factory/udaf.sql')
-rw-r--r--yql/essentials/tests/sql/suites/aggr_factory/udaf.sql26
1 files changed, 26 insertions, 0 deletions
diff --git a/yql/essentials/tests/sql/suites/aggr_factory/udaf.sql b/yql/essentials/tests/sql/suites/aggr_factory/udaf.sql
new file mode 100644
index 0000000000..d419f8767f
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/aggr_factory/udaf.sql
@@ -0,0 +1,26 @@
+/* syntax version 1 */
+/* postgres can not */
+-- count example
+$create = ($_item, $_parent) -> { return 1 };
+$add = ($state, $_item, $_parent) -> { return 1 + $state };
+$merge = ($state1, $state2) -> { return $state1 + $state2 };
+$get_result = ($state) -> { return $state };
+$serialize = ($state) -> { return $state };
+$deserialize = ($state) -> { return $state };
+$default = 0;
+
+$f = AGGREGATION_FACTORY("udaf", $create, $add, $merge, $get_result, $serialize, $deserialize, $default);
+$t = AsList(AsStruct(1 as a),AsStruct(2 as a));
+
+select Yql::Aggregate($t, AsTuple(), AsTuple(AsTuple(AsAtom("res"), $f(
+ ListItemType(TypeOf($t)), ($z)->{return $z.a}))));
+
+$t = AsList(AsStruct(1/0 as a),AsStruct(2/0 as a));
+select Yql::Aggregate($t, AsTuple(), AsTuple(AsTuple(AsAtom("res"), $f(
+ ListItemType(TypeOf($t)), ($z)->{return $z.a}))));
+
+use plato;
+insert into @a select * from as_table($t);
+commit;
+select AGGREGATE_BY(a,$f) from @a;
+select AGGREGATE_BY(distinct a,$f) from @a;