Inventory Management App using MIT APP INVENTOR

MIT App Inventor Help
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I want to create an 'Inventory Management' app using MIT APP INVENTOR. I create each product and store to firebase. But my problem here is I don't know how to display all the databases of the products from firebase to screen.
Any tools recommendation?
How should I retrieve databases from firebase and display them all on the screen?

I need your help.

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A post was merged into an existing topic: Display All Databases From Firebase to Screen

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