# Linking the components

## Procedure

1. From the Palette to the design workspace, drag and drop the following components:

   - a tRowGenerator to generate a flow containing customer information,

   - a tWriteDynamicFields to replace columns with a Dynamic column,

   - two tLogRow to display the results into the console,

   - a tExtractDynamicFields to extract content from the dynamic column.
2. Connect tRowGenerator to tWriteDynamicFields using a Row > Main link.
3. Connect tWriteDynamicFields to the first tLogRow using a Row > Main link.
4. Connect tLogRow to tExtractDynamicFields using a Row > Main link.
5. Connect tExtractDynamicFields to the second tLogRow using a Row > Main link.
6. Rename both tLogRow by double-clicking them.

   Type in their new name, *dynamicColumn* and *standard column* respectively.

   ![](https://help.qlik.com/talend/en-US/components/8.0/Resources/images/Use_Case_tExtractDynamicFields1.png)