Merge branch 'rightlib' into mergelibs-241120-1113

1 files changed, 15 insertions, 0 deletions

diff --git a/yql/essentials/tests/sql/suites/insert/unique_distinct_hints.sql b/yql/essentials/tests/sql/suites/insert/unique_distinct_hints.sql
new file mode 100644
index 0000000000..9029434ebc
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/insert/unique_distinct_hints.sql
@@ -0,0 +1,15 @@
+/* postgres can not */
+USE plato;
+
+INSERT INTO Output1 WITH TRUNCATE SELECT /*+ unique() */ * FROM Input;
+INSERT INTO Output2 WITH TRUNCATE SELECT /*+ distinct() */ * FROM Input;
+
+INSERT INTO Output3 WITH TRUNCATE SELECT /*+ distinct(key subkey) unique(value) */ * FROM Input;
+INSERT INTO Output4 WITH TRUNCATE SELECT /*+ unique(key) distinct(subkey value) */ * FROM Input;
+INSERT INTO Output5 WITH TRUNCATE SELECT /*+ unique(key value) unique(subkey) */ * FROM Input;
+INSERT INTO Output6 WITH TRUNCATE SELECT /*+ distinct(key) distinct(subkey) */ * FROM Input;
+
+-- Bad case: missed column - ignore hint with warning.
+INSERT INTO Output7 WITH TRUNCATE SELECT /*+ unique(subkey value) */ key, value FROM Input;
+
+INSERT INTO Output8 WITH TRUNCATE SELECT /*+ distinct(key subkey) */ key, subkey FROM Input ORDER BY key, subkey;