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data manipulation language ( dml) – it allows you to access and manipulate data. the article covers the basic and advanced sql skills, such as query writing, querying, and querying with joins, group by, and other operators. learn the basics of sql, rdbms, dbms, normalization, join, index, cursor and more. group by, where, and having. ctes ( common table expressions) and recursive queries. answer: structured query language sql is a database tool that is used to create and access the database to support software applications.
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