Merge pull request #11788 from ydb-platform/mergelibs-241120-1113

Library import 241120-1113

1 files changed, 39 insertions, 0 deletions

diff --git a/yql/essentials/tests/sql/suites/pg/nulls.sql b/yql/essentials/tests/sql/suites/pg/nulls.sql
new file mode 100644
index 0000000000..3ba4143226
--- /dev/null
+++ b/yql/essentials/tests/sql/suites/pg/nulls.sql
@@ -0,0 +1,39 @@
+use plato;
+
+insert into @foo
+select 
+
+    1 as a,
+    Nothing(pgcstring) as i1,
+    
+    Just(Nothing(pgcstring)) as j1,
+    Nothing(pgcstring?) as j2,
+    
+    Just(Just(Nothing(pgcstring))) as k1,
+    Just(Nothing(pgcstring?)) as k2,
+    Nothing(pgcstring??) as k3
+    
+;
+
+commit;
+
+insert into @bar
+select t.a+1 as a,t.* without a from @foo as t;
+
+commit;
+
+select 
+a,
+i1,i1 is null as i1n,
+j1,j1 is null as j1n,
+j2,j2 is null as j2n,
+k1,k1 is null as k1n,
+k2,k2 is null as k2n,
+k3,k3 is null as k3n
+from @bar;
+
+
+
+
+
+