MySQL :: Re: I need a column that automatically adds the new number with the old number. Possible?

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Re: I need a column that automatically adds the new number with the old number. Possible?

Posted by: Peter Brawley
Date: May 31, 2021 12:39PM

EF Codd set out these naming conventions half a century ago. "Primary key" has a specific meaning, and that meaning is "unique and not null", not "first". Consider reading a primer on relational databases.

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I need a column that automatically adds the new number with the old number. Possible?

rosewood mahogany

May 25, 2021 03:26AM

Re: I need a column that automatically adds the new number with the old number. Possible?

Peter Brawley

May 25, 2021 07:42AM

Re: I need a column that automatically adds the new number with the old number. Possible?

rosewood mahogany

May 25, 2021 09:38AM

Re: I need a column that automatically adds the new number with the old number. Possible?

Peter Brawley

May 26, 2021 11:48AM

Re: I need a column that automatically adds the new number with the old number. Possible?

rosewood mahogany

May 27, 2021 09:09AM

Re: I need a column that automatically adds the new number with the old number. Possible?

Peter Brawley

May 27, 2021 10:30AM

Re: I need a column that automatically adds the new number with the old number. Possible?

rosewood mahogany

May 28, 2021 06:30AM

Re: I need a column that automatically adds the new number with the old number. Possible?

Peter Brawley

May 28, 2021 10:53AM

Re: I need a column that automatically adds the new number with the old number. Possible?

rosewood mahogany

May 31, 2021 04:03AM

Re: I need a column that automatically adds the new number with the old number. Possible?

Peter Brawley

May 31, 2021 12:39PM

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