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What is SQL Functions Overview and Usage about?

SQL functions allow users to perform calculations on data, modify data items, manipulate output for groups of rows, and format dates and numbers for display. There are two main types of SQL functions - single-row functions that accept arguments and return one value for each row, and group functions that accept a set of rows and return a single value. Common single-row functions include character functions to manipulate strings, number functions for calculations, conversion functions to change data types, an

Author

Raj Vallepu

Language

EN