Classic apps tutorial: Fundamental concepts
Classic apps
You're viewing documentation for classic apps, which use Retool's original app editor. The new app builder is the recommended way to build apps and where Retool focuses new development.
This part covers the fundamental concepts of building a classic app. You'll create a customer management dashboard that:
- Retrieves customer data from an API and display it in a table.
- Populates a form with data from the selected table row.
- Make changes to the form's input field values and save them back to the data source.
After completing this part, you'll have the necessary knowledge to:
- Assemble a user interface using components.
- Connect data sources by creating resources.
- Write query code that interacts with the data source.
- Add event handlers to trigger actions in response to user interaction.
- Connect queries and components to manipulate data.
Next steps
Learn how to assemble your classic app's user interface.