Lk.Shop.DAL/IndexAds.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Microsoft.ApplicationBlocks.Data;
namespace LK.Shop.DAL
{
	/// <summary>
	/// 数据访问类:IndexAds
	/// </summary>
	public partial class IndexAds
	{
        public string sqlConnectionString = LK.Shop.SqlConn.SqlConn.SqlConnectionString();

		public IndexAds()
		{}
		#region  BasicMethod

		

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int AdID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from LK_IndexAds");
			strSql.Append(" where AdID=@AdID");
			SqlParameter[] parameters = {
					new SqlParameter("@AdID", SqlDbType.Int,4)
			};
			parameters[0].Value = AdID;

            object o = SqlHelper.ExecuteScalar(sqlConnectionString, CommandType.Text, strSql.ToString(), parameters);

            if (o != null)
            {
                if (Convert.ToInt32(o) > 0)
                {
                    return true;
                }
                return false;
            }
            else
            {
                return false;
            }
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(LK.Shop.Model.IndexAds model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into LK_IndexAds(");
			strSql.Append("AdName,AdPic,AdUrl,AdType)");
			strSql.Append(" values (");