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SQL - Oracle
WebSQL is a language to operate databases; it includes Database Creation, Database Deletion, Fetching Data Rows, Modifying & Deleting Data rows, etc. SQL stands for Structured Query Language which is a computer language for storing, manipulating and retrieving data stored in a relational database. WebJun 1, 2024 · Keys of a relation: There are various types of keys in a relation which are: Candidate Key: The minimal set of attributes which can determine a tuple uniquely. There can be more than 1 candidate key of a relation and its proper subset can’t determine tuple uniquely and it can’t be NULL. chiropractor lifetime salary
SQL Comments - W3School
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