CharIndex: This function returns the location of a substring in a string.
CHARINDEX – Return Starting Position In Email Id SQL Server Substring with CharIndex In this article we are going to explore the T-SQL function CharIndex and also how to use it with another T-SQL function Substring().
Let’s walk through with examples to understand CHARINDEX in detail.ġ. Thus lowercase c will match uppercase C as well as lowercase c in search.Ĥ.If input substring is not found then CHARINDEX returns 0.ĥ.If any of the input string is NULL then CHARINDEX returns NULL as output. CHARINDEX – Points to Ponderġ.Returns a number, index location of a substring within a string.Ģ.Return value is of BIGINT data type – if target string is varchar(max), nvarchar(max) else INT data type.ģ.Search is NOT case sensitive. If not specified, or specified as 0 or negative number then the search starts at the beginning in the target string. It can be used in any valid SQL SELECT statement as. The SQL CHARINDEX () function is supports or work with character and numeric based columns. The SQL CHARINDEX () function returns '0' if given substring does not exist in the input string. Start location – Optional parameter, to begin the search at a specified index location. The SQL CHARINDEX () use to find the numeric starting position of a search string inside another string. It returns the position of the substring found in the searched string, or zero if the substring is not found. Target String – To search within a string (valid string data type) SQL Server CHARINDEX() function searches for a substring inside a string starting from a specified location. Input String – String to be found (up to 8000 chars) CHARINDEX ( input_string, target_string, )