opt
SELECT * FROM (VALUES (1, 2, 3), (4, 5, 6))
----
values
 ├── columns: column1:1(int) column2:2(int) column3:3(int)
 ├── cardinality: [2 - 2]
 ├── stats: [rows=2]
 ├── cost: 0.02
 ├── (1, 2, 3) [type=tuple{int, int, int}]
 └── (4, 5, 6) [type=tuple{int, int, int}]
