Anuradha Guptatechno101.hashnode.dev·Dec 14, 2023Understanding UNIQUE KEY in SQL: A Comprehensive TutorialStructured Query Language (SQL) is the backbone of relational databases, providing a powerful and standardized means to manage and manipulate data. In this tutorial, we will delve into the concept of the UNIQUE KEY constraint in SQL, its purpose, and...SQLAdd a thoughtful commentNo comments yetBe the first to start the conversation.