Respuesta :

Using the concat sql function, you can combine strings to get new text strings that can be used as unique keys.

What is concat's purpose in SQL?

A single string is created by joining two or more strings together using the SQL CONCAT function. At least two parameters are required for the CONCAT function, which has a maximum parameter count of 254. A string in programming languages is a collection of characters that are used to declare texts.

In SQL, what is the string function?

Regardless of the data type, a string function always returns a string value when given a string value as input. Many of SQL Server's built-in string functions are accessible to developers.

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