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3 rows affected
| Id | Name | Mark |
|---|---|---|
| Id | Name | Mark |
| 1 | Medi | 10 |
| 2 | Ibra | 15 |
| 3 | Simo | 20 |
SELECT
[Id] = CONVERT(sql_variant, N'Id'),
[Name] = CONVERT(sql_variant, N'Name'),
[Mark] = CONVERT(sql_variant, N'Mark')
UNION ALL
SELECT * FROM dbo.Student;