Published on: 30 August, 2013

SQL SUBSTRING()

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The SQL SUBSTRING() function is used to return part of text or characters of a text. The substring will accept 3 parameters as below:

SUBSTRING ( expression ,start , length )

Example Customer Table

The following data table is for example only. Let's use SUBSTRING() function to return the first 4 characters from a customer table. The column we going to use are the Name column.

ID Name Age
1 Thomas Anderson 45
2 Andrew Golden 38
3 Ken Tom 30
4 Andrew Golden 36
5 Timothy Kirk 32
6 Kelly Smith 39

Example of Running SQL Query

SELECT SUBSTRING(Name, 1, 4) AS Name_Part
FROM Customers

After running the above query, it will return the following result.

Name_Part
Thom
Andr
Ken
Andr
Timo
Kell
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