TomVista
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sql 中的字典值魔法数字怎么处理?

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  •   TomVista · Jul 27, 2023 · 498 views
    This topic created in 1020 days ago, the information mentioned may be changed or developed.

    代码中常见的魔法数字处理方式是定义常量 枚举,那么 sql 中呢?

    select * from table where type = '1'
    
    const web = 1
    const app =2
    
    select * from table where type = '+web+'
    
    select * from table where locate('+web+',type)>0 or locate('+app+',type)>0
    
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