# Deleting the duplicated column

If you want to remove a column you do not need, you can delete a column.

Now that you have used the columns for the concatenation, you can delete them and only keep the result.

## Procedure

1. Click the column you want to delete, email\_first\_name for example.
2. Click the menu icon or right-click the column to open the contextual menu.
3. Click Delete column.

   ![](https://help.qlik.com/talend/en-US/data-preparation-user-guide/Resources/images/email_scenario_18.png)
4. Proceed the same way to delete the email\_last\_name column and the email\_domain column.

## Results

The selected columns are deleted.