SQL - Stored Procedures and Functions
Consider a stored procedure that increments a user's login count by 1 each time it is called. If the current login count is 5, what will be the count after calling the procedure twice?
Consider a stored procedure that increments a user's login count by 1 each time it is called. If the current login count is 5, what will be the count after calling the procedure twice?
medium📝 query result Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the procedure effect
Each call increases the login count by 1.Step 2: Calculate after two calls
Starting at 5, after first call count is 6, after second call count is 7.Final Answer:
7 -> Option BQuick Check:
Increment twice = 7 [OK]
Quick Trick: Two increments add 2 to the original count [OK]
Common Mistakes:
- Forgetting to add increments cumulatively
- Assuming procedure resets count
- Multiplying instead of adding increments
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