RelationalForeignKeyExtensions.GetConstraintName 方法
定义
重要
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重载
GetConstraintName(IForeignKey)
返回外键约束名称。
public static string GetConstraintName (this Microsoft.EntityFrameworkCore.Metadata.IForeignKey foreignKey);static member GetConstraintName : Microsoft.EntityFrameworkCore.Metadata.IForeignKey -> string<Extension()>
Public Function GetConstraintName (foreignKey As IForeignKey) As String参数
- foreignKey
- IForeignKey
外键。
返回
外键约束名称。
适用于
GetConstraintName(IReadOnlyForeignKey)
返回外键约束名称。
public static string? GetConstraintName (this Microsoft.EntityFrameworkCore.Metadata.IReadOnlyForeignKey foreignKey);static member GetConstraintName : Microsoft.EntityFrameworkCore.Metadata.IReadOnlyForeignKey -> string<Extension()>
Public Function GetConstraintName (foreignKey As IReadOnlyForeignKey) As String参数
- foreignKey
- IReadOnlyForeignKey
外键。
返回
外键约束名称。
适用于
GetConstraintName(IForeignKey, StoreObjectIdentifier, StoreObjectIdentifier)
返回外键约束名称。
public static string GetConstraintName (this Microsoft.EntityFrameworkCore.Metadata.IForeignKey foreignKey, in Microsoft.EntityFrameworkCore.Metadata.StoreObjectIdentifier storeObject, in Microsoft.EntityFrameworkCore.Metadata.StoreObjectIdentifier principalStoreObject);static member GetConstraintName : Microsoft.EntityFrameworkCore.Metadata.IForeignKey * StoreObjectIdentifier * StoreObjectIdentifier -> string<Extension()>
Public Function GetConstraintName (foreignKey As IForeignKey, ByRef storeObject As StoreObjectIdentifier, ByRef principalStoreObject As StoreObjectIdentifier) As String参数
- foreignKey
- IForeignKey
外键。
- storeObject
- StoreObjectIdentifier
包含存储对象的标识符。
- principalStoreObject
- StoreObjectIdentifier
主体存储对象的标识符。
返回
外键约束名称。
适用于
GetConstraintName(IReadOnlyForeignKey, StoreObjectIdentifier, StoreObjectIdentifier)
返回外键约束名称。
public static string? GetConstraintName (this Microsoft.EntityFrameworkCore.Metadata.IReadOnlyForeignKey foreignKey, in Microsoft.EntityFrameworkCore.Metadata.StoreObjectIdentifier storeObject, in Microsoft.EntityFrameworkCore.Metadata.StoreObjectIdentifier principalStoreObject);static member GetConstraintName : Microsoft.EntityFrameworkCore.Metadata.IReadOnlyForeignKey * StoreObjectIdentifier * StoreObjectIdentifier -> string<Extension()>
Public Function GetConstraintName (foreignKey As IReadOnlyForeignKey, ByRef storeObject As StoreObjectIdentifier, ByRef principalStoreObject As StoreObjectIdentifier) As String参数
- foreignKey
- IReadOnlyForeignKey
外键。
- storeObject
- StoreObjectIdentifier
包含存储对象的标识符。
- principalStoreObject
- StoreObjectIdentifier
主体存储对象的标识符。
返回
外键约束名称。
