SQL supports data manipulation and retrieval from "summary" of SQL and Relational Theory by C. Date
SQL was designed specifically to support the manipulation and retrieval of data stored in a relational database management system (RDBMS). This means that SQL provides a set of commands that allow users to interact with the data in a database in various ways. For data manipulation, SQL includes commands such as INSERT, UPDATE, and DELETE, which allow users to add new data to a database, modify existing data, or remove data from a database, respectively. These commands are essential for maintaining the integrity and accuracy of the data stored in a database. In addition to data ...
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