[Solved] Identify the error in this SQL snippet:WITH SalesCTE AS SELECT ProductID, SUM(Quantity) FROM Sales GROUP BY ProductID SELECT * FROM SalesCTE; | SQL

SQL - Common Table Expressions (CTEs)

Identify the error in this SQL snippet:

WITH SalesCTE AS SELECT ProductID, SUM(Quantity) FROM Sales GROUP BY ProductID SELECT * FROM SalesCTE;

AMissing parentheses around the CTE query

BCTE name is invalid

CMissing alias for SUM(Quantity)

DCTE cannot use GROUP BY

Step-by-Step Solution

Solution:

Step 1: Check CTE syntax
The CTE query must be enclosed in parentheses after AS.
Step 2: Validate the given code
The code misses parentheses around the SELECT statement inside the CTE definition.
Final Answer:
Missing parentheses around the CTE query -> Option A
Quick Check:
CTE query must be in parentheses [OK]

Quick Trick: Always put CTE query inside parentheses after AS [OK]

Common Mistakes:

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