using SqlSugar; using System; using System.Collections.Generic; using System.Text; namespace OrmTest { internal class UnitOneToOneDel { public static void Init() { var Db = new SqlSugarScope(new ConnectionConfig() { DbType = DbType.SqlServer, ConnectionString = Config.ConnectionString, IsAutoCloseConnection = true }); Db.CodeFirst.InitTables(); Db.DbMaintenance.TruncateTable(); Db.Insertable(new School() { Id = 1, Name = "a" }).ExecuteCommand(); Db.Insertable(new Grade() { Name= "b", SchoolId=1, }).ExecuteCommand(); Db.DeleteNav(s => s.Id.Equals(1)) .Include(s => s.Grades).ExecuteCommandAsync().GetAwaiter().GetResult(); Console.ReadLine(); } } [SugarTable("unitSchooldfadsaa")] public class School { [SqlSugar.SugarColumn(IsPrimaryKey = true, IsIdentity = true)] public int Id { get; set; } public string? Name { get; set; } [Navigate(NavigateType.OneToOne, nameof(Id), nameof(Grade.SchoolId))] public Grade Grades { get; set; } } [SugarTable("unitGradedfadsaa")] public class Grade { [SqlSugar.SugarColumn(IsPrimaryKey = true, IsIdentity = true)] public int Id { get; set; } public string? Name { get; set; } public int SchoolId { get; set; } } }