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📜  ef 代码优先唯一约束 - 任何代码示例

📅  最后修改于: 2022-03-11 14:59:19.194000             🧑  作者: Mango

代码示例1
//single index
[Index("IX_First", IsUnique = true)]
public int FirstColumn { get; set; }

// composite index
[Index("IX_FirstAndSecond", 1, IsUnique = true)]
public int FirstColumn { get; set; }

[Index("IX_FirstAndSecond", 2, IsUnique = true)]
public int SecondColumn { get; set; }