阅读背景:

如何在sql中使用两个布尔字段对OR条件建模?

来源:互联网 

I am doing a database model where a product can have two different properties but one of these excludes the other one. For example, if property 1 is enabled for the product A, this product can not have property 2 enabled.I am doing a database model where a product can




你的当前访问异常,请进行认证后继续阅读剩余内容。

分享到: