闪电侠 2022-04-12 14:14 开发者_运维知识库 3d组选6个号买组六是173元..3d组选6个号买组三中346元
Is it better if I use ID nr:s instead of VARCHARS as foreign keys? And is it better to use ID nr:s isntead of VARCHARS as Primary Keys?
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