In 1986, the American National Standards Institute (ANSI) and the International Organization for Standardization (ISO) recognized SQL as a standard.
Structured Query Language, or SQL (pronounced “ess-que-el”), is a query language. A database can be communicated with using SQL.
It is the accepted language for relational database management systems, claims ANSI (American National Standards Institute). Structured Query Language is known as SQL.
Therefore, The SELECT command returns a numerical dataset, and the aggregate function AVG() determines the average value of that dataset.
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