Forms can be configured to use the Internal Database, which saves the data within Confluence. All replies to that form are then accessed from the list of Forms, using the Responses link for that Form ID.
From a space where you want to store form responses, select Forms Configurations.
Click Add Form Configuration.
Provide a unique name in the Form ID field. Add a brief statement about the form in the Description field.
Click Save. The window closes.
The new Form ID appears in your list.You can now use this Form ID when adding a Forms macro to a page within the same space.