维护导航属性，重命名字段

IRaCIS.Core.Test/CodeFirstTest/CodeFirst使用说明

@@ -12,4 +12,12 @@ https://www.cnblogs.com/cqpanda/p/16815263.html
  dotnet ef migrations remove    -p IRaCIS.Core.Test -c IRCContext
 
  3、将迁移文件更新到数据库
- dotnet ef database update -p IRaCIS.Core.Test -c IRCContext
+ dotnet ef database update -p IRaCIS.Core.Test -c IRCContext
+
+ 4、查看已有迁移
+ dotnet ef migrations list -p IRaCIS.Core.Test -c IRCContext
+
+ 5、撤销某次更新到数据库的迁移
+ dotnet ef database update 某次迁移的前一次迁移名称  -p IRaCIS.Core.Test -c IRCContext
+
+

IRaCIS.Core.Test/CodeFirstTest/MSSQL/EntityConfigration/SubjectConfigration.cs

@@ -18,16 +18,5 @@ namespace IRaCIS.Core.Test.CodeFirstTest.MSSQL
         }
     }
 
-    public class TestOneConfigration : IEntityTypeConfiguration<TestOne>
-    {
 
-
-        public void Configure(EntityTypeBuilder<TestOne> builder)
-        {
-
-            builder.HasOne(s => s.LatestTestMany).WithMany().HasForeignKey(t=>t.LatestTestManyId);
-            builder.HasOne(s => s.FinalTestMany).WithMany().HasForeignKey(t => t.FinalTestManyId);
-            builder.HasMany(s => s.TestManyList).WithOne(sv => sv.TestOne).HasForeignKey(t => t.TestOneId);
-        }
-    }
 }

IRaCIS.Core.Test/CodeFirstTest/MSSQL/IRCContext.cs

@@ -27,8 +27,8 @@ public partial class IRCContext : DbContext
     public virtual DbSet<SubejectVisit> SubejectVisit { get; set; }
 
     public virtual DbSet<Dictionary> Dictionary { get; set; }
-    public virtual DbSet<TestOne> TestOne { get; set; }
-    public virtual DbSet<TestMany> TestMany { get; set; }
+    public virtual DbSet<ReadingClinicalData> ReadingClinicalData { get; set; }
+    public virtual DbSet<ReadModule> ReadModule { get; set; }
 
     protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
         => optionsBuilder.UseSqlServer("Server=106.14.89.110,1433;Database=IRC_Code;User ID=sa;Password=mssql_KnTs2a;TrustServerCertificate=true");

IRaCIS.Core.Test/CodeFirstTest/MSSQL/TrialImageDownload.cs

@@ -102,33 +102,30 @@ namespace IRaCIS.Core.Test.CodeFirstTest.MSSQL
         public string Code { get; set; }
     }
 
-
-    public class TestOne : BaseFullAuditEntity
+    #region 一个外键 关联两个实体
+    public class ReadingClinicalData : BaseFullAuditEntity
     {
         public string Code { get; set; }
 
-        [ForeignKey(nameof(TestOne.FinalTestMany))]
-        public Guid? LatestTestManyId { get; set; }
 
-        [ForeignKey(nameof(TestOne.LatestTestMany))]
-        public Guid? FinalTestManyId { get; set; }
-
-        #region 同时配置一对多，一对一  导航属性
+        public Guid ReadingId { get; set; }
 
 
-        public TestMany FinalTestMany { get; set; }
+        [ForeignKey("ReadingId")]
 
-        public TestMany LatestTestMany { get; set; }
+        public SubejectVisit SubjectVisit { get; set; }
 
-        public List<TestMany> TestManyList { get; set; }
+        [ForeignKey("ReadingId")]
 
-        #endregion
+        public ReadModule ReadModule { get; set; }
     }
 
-    public class TestMany : BaseFullAuditEntity
+    public class ReadModule : BaseFullAuditEntity
     {
-        public TestOne TestOne { get; set; }
-
-        public Guid TestOneId { get; set; }
+        public string Name { get; set; }
     }
+    #endregion
+
+
+
 }