Which constraint stops a negative amount?
QuizEasy-MediumAsked in: UST
Order amounts must never be below zero. Which constraint makes the database reject such a row?
- CHECK (amount >= 0)
- NOT NULL
- UNIQUE
- DEFAULT 0
This question is part of Pro+
Pro+ opens every question in Interview Prep and the mock interview. Every article and the first 2 questions of each topic stay free. Hands-on Selenium and API tasks follow their course lesson's own lock.