The Basics Structured Query Language

SQL is a computer language for working with sets of facts and the relationships between them. Relational database programs, such as Microsoft Office Access, use SQL to work with data. Unlike many computer languages, SQL is not difficult to read and understand, even for a novice.

You use SQL to describe sets of data that can help you answer questions. When you use SQL, you must use the correct syntax. Syntax is the set of rules by which the elements of a language are correctly combined. SQL syntax is based on English syntax, and uses many of the same elements as Visual Basic for Applications (VBA) syntax.
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