SQLServerDAL/DeliverGroup.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

using WMPT.DBUtility;//请先添加引用
using WMPT.Model;
using System.Data.SqlClient;
using System.Data;
namespace WMPT.SQLServerDAL
{
    /// <summary>
    /// 配送员分组管理
    /// </summary>
    public class DeliverGroup 
    {
        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(DeliverGroupInfo model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into DeliverGroup(");
            strSql.Append("classname,Depth,Status,Priority,Parentid,isDel)");
            strSql.Append(" values (");
            strSql.Append("@classname,@Depth,@Status,@Priority,@Parentid,@isDel)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = 
            {
				new SqlParameter("@classname", SqlDbType.VarChar,256),
				new SqlParameter("@Depth", SqlDbType.Int,4),
				new SqlParameter("@Status", SqlDbType.Int,4),
				new SqlParameter("@Priority", SqlDbType.Int,4),
				new SqlParameter("@Parentid", SqlDbType.Int,4),
				new SqlParameter("@isDel", SqlDbType.Int,4)
            };
            parameters[0].Value = model.classname;
            parameters[1].Value = model.Depth;
            parameters[2].Value = model.Status;
            parameters[3].Value = model.Priority;
            parameters[4].Value = model.Parentid;
            parameters[5].Value = model.isDel;

            return SQLHelper.ExecuteNonQuery(CommandType.Text, strSql.ToString(), parameters);
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public int Update(DeliverGroupInfo model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update DeliverGroup set ");
            strSql.Append("classname=@classname,");
            strSql.Append("Depth=@Depth,");
            strSql.Append("Status=@Status,");
            strSql.Append("Priority=@Priority,");
            strSql.Append("Parentid=@Parentid,");
            strSql.Append("isDel=@isDel");
            strSql.Append(" where ID=@ID ");
            SqlParameter[] parameters =