In SQL, a view is a virtual table that consists of a result set generated from a query on one or more base tables. Views act as a simplified or customized representation of data, making it easier to work with... Read more
SQL Constraints are rules applied to columns in a table to ensure the accuracy, reliability, and integrity of the data. They enforce certain rules on the data entering a table, such as ensuring that a column cannot have NULL values... Read more
In SQL, databases and tables are the core elements for storing, organizing, and managing data. This section will explore the SQL commands used for creating, deleting, and modifying databases and tables. Additionally, we’ll discuss methods for backing up databases and... Read more
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