我有两个已经创建的表。Document
and DocumentStyle
。他们通过以下方式建立一对一的关系DocumentID
柱子。然而,它被称为Id
in Document
表,以及DocumentId
in DocumentStyle
table.
像这样的东西
Document DocumentStyle
|----------| |----------------|
|Id - Key |<------>|DocumentId- key |
|Name-VChar| |Color -VChar|
|Desc-VChar| |Font VChar |
|----------| |----------------|
我在VS中遇到以下错误
类型上属性“DocumentStyle”的ForeignKeyAttribute
“KII.Models.Document”无效。
外键名称“DocumentId”是
在依赖类型上找不到
'KII.模型.文档'。名称值
应该是逗号分隔的列表
外键属性名称。
这是文档模型类的代码的一部分
[ForeignKey("DocumentId")]
public DocumentStyle DocumentStyle { get;set; }
EDIT:
这是我的课程的代码。
public class Document
{
[Key]
public int ID { get; set; }
public string Name { get; set; }
public int FundId { get; set; }
public int ClientId { get; set; }
[ForeignKey("FundId")]
public Fund Fund { get; set; }
[ForeignKey("ClientId")]
public Client Client { get; set; }
[ForeignKey("ID")]
public DocumentStyle DocumentStyle { get; set; }
public Document()
{
}
public Document(DocumentStyle documentStyle)
{
DocumentStyle = documentStyle;
}
}
public class DocumentStyle
{
public DocumentStyle()
{
}
[Key]
[DisplayName("Document ID")]
public int DocumentId { get; set; }
[ForeignKey("DocumentId")]
public Document Document { get; set; }
[DisplayName("Title Foreground Color")]
public string TitleForegroundColor { get; set; }
[DisplayName("Title Background Color")]
public string TitleBackgroundColor { get; set; }
[DisplayName("Title Font Family")]
public string TitleFontFamily { get; set; }
[DisplayName("Title Font Size")]
public string TitleFontSize { get; set; }
[DisplayName("Title Font Style")]
public string TitleFontStyle { get; set; }
[DisplayName("Title Font Weight")]
public string TitleFontWeight { get; set; }
[DisplayName("Title Text Decoration")]
public string TitleTextDecoration { get; set; }
[DisplayName("Section Title Foreground Color")]
public string SectionTitleForegroundColor { get; set; }
[DisplayName("Section Title Background Color")]
public string SectionTitleBackgroundColor { get; set; }
[DisplayName("Section Title Font Family")]
public string SectionTitleFontFamily { get; set; }
[DisplayName("Section Title Font Size")]
public string SectionTitleFontSize { get; set; }
[DisplayName("Section Title Font Styled")]
public string SectionTitleFontStyle { get; set; }
[DisplayName("Section Title Font Weight")]
public string SectionTitleFontWeight { get; set; }
[DisplayName("Section Title Text Decoration")]
public string SectionTitleTextDecoration { get; set; }
[DisplayName("Paragraph Foreground Color")]
public string ParagraphForegroundColor { get; set; }
[DisplayName("Paragraph Background Color")]
public string ParagraphBackgroundColor { get; set; }
[DisplayName("Paragraph Font Family")]
public string ParagraphFontFamily { get; set; }
[DisplayName("Paragraph Font Size")]
public string ParagraphFontSize { get; set; }
[DisplayName("Paragraph Font Style")]
public string ParagraphFontStyle { get; set; }
[DisplayName("Paragraph Font Weight")]
public string ParagraphFontWeight { get; set; }
[DisplayName("Paragraph Text Decoration")]
public string ParagraphTextDecoration { get; set; }
[DisplayName("Logo")]
public byte[] Logo { get; set; }
}
ForeignKey
属性对外键属性和导航属性。它没有定义相关表中的属性!所以你必须使用:
public class Document
{
public int Id { get; set; }
[ForeignKey("Id")]
public DocumentStyle DocumentStyle { get; set; }
}
if Document
是依赖实体或:
public class DocumentStyle
{
public int DocumentId { get; set; }
[ForeignKey("DocumentId")] // Should not be needed
public Document Document { get; set; }
}
if DocumentStyle
是依赖的
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