This article will explain the T-SQL string function SUBSTRING() and its use cases. SQL Server offers various string functions to meet distinct business requirements. The SUBSTRING () function is one of them which is used to fetch part of a character, binary, text, or image expression in SQL Server. The syntax used for this function is given below.

 
— Syntax

SUBSTRING ( expression ,start , length )

Here, all 3 arguments are mandatory to pass to get the output. You can understand more about all 3 arguments in the below points.

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