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3. What if there are dozens or hundreds of content in more than just A, B, and C?
To be honest, I haven't thought of how to do it. Let me think about it.If the source table format is not fixed, it will be a lot more complicated.Of course, you can solve it with an array as you said.
But I suggest that if possible, the format of the source table should be designed to be fixed as much as possible, that is, the fields of the source table should remain unchanged. I personally think that the fields of a good system data table should be limited and knowable. Otherwise, in your field Unpredictable problems may occur in the system during unlimited expansion. Of course, if the format of the source table is not in your control, there is no way. |
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