THE WORLD'S LARGEST WEB DEVELOPER SITE

SQL Tutorial

SQL HOME SQL Intro SQL Syntax SQL Select SQL Select Distinct SQL Where SQL And, Or, Not SQL Order By SQL Insert Into SQL Null Values SQL Update SQL Delete SQL Select Top SQL Min and Max SQL Count, Avg, Sum SQL Like SQL Wildcards SQL In SQL Between SQL Aliases SQL Joins SQL Inner Join SQL Left Join SQL Right Join SQL Full Join SQL Self Join SQL Union SQL Group By SQL Having SQL Exists SQL Any, All SQL Select Into SQL Insert Into Select SQL Case SQL Null Functions SQL Stored Procedures SQL Comments

SQL Database

SQL Create DB SQL Drop DB SQL Backup DB SQL Create Table SQL Drop Table SQL Alter Table SQL Constraints SQL Not Null SQL Unique SQL Primary Key SQL Foreign Key SQL Check SQL Default SQL Index SQL Auto Increment SQL Dates SQL Views SQL Injection SQL Hosting

SQL References

SQL Keywords MySQL Functions SQL Server Functions MS Access Functions SQL Operators SQL Data Types SQL Quick Ref

SQL Examples

SQL Examples SQL Exercises SQL Certificate

SQL Server CHARINDEX() Function

❮ SQL Server Functions

Example

Search for "t" in string "Customer", and return position:

SELECT CHARINDEX('t', 'Customer') AS MatchPosition;
Try it Yourself »

Definition and Usage

The CHARINDEX() function searches for a substring in a string, and returns the position.

If the substring is not found, this function returns 0.

Note: This function performs a case-insensitive search.

Syntax

CHARINDEX(substring, string, start)

Parameter Values

Parameter Description
substring Required. The substring to search for
string Required. The string to be searched
start Optional. The position where the search will start (if you do not want to start at the beginning of string). The first position in string is 1

Technical Details

Works in: SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data Warehouse

More Examples

Example

Search for "OM" in string "Customer", and return position:

SELECT CHARINDEX('OM', 'Customer') AS MatchPosition;
Try it Yourself »

Example

Search for "mer" in string "Customer", and return position (start in position 3):

SELECT CHARINDEX('mer', 'Customer', 3) AS MatchPosition;
Try it Yourself »

❮ SQL Server Functions