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Primary Key - It can be signed - but why somebody would keep it signed?

 
Vikas Kapoor
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Any real-time example?
 
Jan Cumps
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Vikas Kapoor wrote:Any real-time example?
Can you be a bit more specific of what you are looking for?
 
Vikas Kapoor
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Should (numeric and auto generated) Primary Key be signed/unsigned?

IMO it should be unsigned always.

PS :- I am working on MySQL database.
 
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