I have a model and want to add pictures describing it. The number of pictures is not fixed. Is there any way other than association?
光阴似箭催人老，日月如移越少年。
Stored using mongodb, the attribute fields of each record are dynamic and can be added or deleted as you like. For specific examples, please refer to the dynamic attributes of e-commerce products, different sizes, colors, etc.
If you don’t want to be related, you must have redundant fieldsWeigh the pros and cons of each based on your actual business
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Stored using mongodb, the attribute fields of each record are dynamic and can be added or deleted as you like. For specific examples, please refer to the dynamic attributes of e-commerce products, different sizes, colors, etc.
If you don’t want to be related, you must have redundant fields
Weigh the pros and cons of each based on your actual business