Re: pre_insert trigger not working
A new.id of '0000000000000000' isn't empty. +0 coerces it to a numeric.
I suggested keeping if ...isnull(new.id)... because you'd not shown any code preventing null values.
If this is MySQL 8.0.13 or later, you can default the column to ma.uuid_to_bin(uuid()).
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Re: pre_insert trigger not working
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