The LEN() function returns the length of the value in a text field.
We have the following "Persons" table:
| P_Id | LastName | FirstName | Address | City |
|---|---|---|---|---|
| 1 | Hansen | Ola | Timoteivn 10 | Sandnes |
| 2 | Svendson | Tove | Borgvn 23 | Sandnes |
| 3 | Pettersen | Kari | Storgt 20 | Stavanger |
Now we want to select the length of the values in the "Address" column above.
We use the following SELECT statement:
The result-set will look like this:
| LengthOfAddress |
|---|
| 12 |
| 9 |
| 9 |
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