How to add a field in Dedecms and then call it in the template

How do I add a field to the DEDECMS and then call it in the template?
How do I add a field to a Dream (DEDECMS)?
In the application, I want to add some products in the background, but want to add a quote field, how to add a text box in the background, and then how to invoke the template?


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find that template yourself plus multiple text box tables plus multiple field submission pages also you add text box data to also get write
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Modify the next Data model

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