everlight.eap/backend/DllEapDal/AttachementDal.cs

using Cksoft.Data;
using DllEapEntity;
using System;
using System.Collections.Generic;
using System.Text;

namespace DllEapDal
{
    public class AttachmentDal
    {
        private IDatabase CurrDb;

        public AttachmentDal(IDatabase db)
        {
            CurrDb = db;
        }

        public IEnumerable<Attachment> GetAttachments(string preId,ref string errorinfo)
        {
            return CurrDb.FindListForCondition<Attachment>($" and a.PreId='{preId}'", ref errorinfo);
        }

        public int Insert(Attachment attachment,string userCode)
        {
            return CurrDb.InsertFor<Attachment>(attachment, userCode);
        }
    }
}