SQL for Java Devs · interview question
How do you safely extract an integer value from the 'quantity' column in a ResultSet?
Multiple choiceMediumchapter-8-curatedpremiumsql-for-java-devsresultsets-and-mapping
Answer and explanation
Correct answer
A. Rs.getInt("quantity")
Why
Using rs.getInt("quantity") extracts the integer value safely, assuming the column is indeed an integer type. This is preferred for type safety and performance.
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