using OrmTest.UnitTest.Models; using SqlSugar; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace OrmTest { public class UCustom09 { public static void Init() { var db = NewUnitTest.Db; var list=db.Queryable() .GroupBy(x => new { CreateTime = x.CreateTime.ToString("yyyy-MM"),x.Name }) .Select(x => new { CreateTime = x.CreateTime.ToString("yyyy-MM") }).ToList(); } public class Unitasfa1sadfa { [SugarColumn(IsPrimaryKey = true)] public Guid Id { get; set; } [SugarColumn(IsNullable = true)] public bool ItemId { get; set; } } } }