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VerySource»Forum › Development › VC/MFC › How to tell if a field in oracle can be null

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How to tell if a field in oracle can be null

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China

Post time: 2020-1-3 13:20:01
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In (VC) ADO, how to determine whether the field in oracle can be empty, heroes give pointers on code
Thank you!

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Post time: 2020-1-3 14:15:01
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No, it seems that no database has such a function.

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Post time: 2020-1-3 14:18:01
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The database will only report an error if you try to submit an empty data to a non-empty field.

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Author| Post time: 2020-8-16 17:15:01
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Are there any heroes who have different opinions

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