MCQs>Aviation & Aerospace>Air Traffic Control>Analyze the following code used to update a Common Table Expression: USE demodb GO DECLARE @a TABLE (ID int, Value int); DECLARE @b TABLE (ID int, Value int); INSERT @a VALUES (1, 10), (2, 20); INSERT @b VALUES (1, 100),(2, 200); WITH cte AS (SELECT * FROM @a) UPDATE cte SET Value = b.Value FROM cte AS a INNER JOIN @b AS b ON b.ID = a.ID SELECT * FROM @a GO What Will be the output of the above code?
Air Traffic Control MCQs
Analyze the following code used to update a Common Table Expression: USE demodb GO DECLARE @a TABLE (ID int, Value int); DECLARE @b TABLE (ID int, Value int); INSERT @a VALUES (1, 10), (2, 20); INSERT @b VALUES (1, 100),(2, 200); WITH cte AS (SELECT * FROM @a) UPDATE cte SET Value = b.Value FROM cte AS a INNER JOIN @b AS b ON b.ID = a.ID SELECT * FROM @a GO What Will be the output of the above code?
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