DAL/Links.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using System.Data.OleDb;
using Maticsoft.DBUtility;//Please add references
namespace cosmos.DAL
{
    /// <summary>
    /// 数据访问类:Links
    /// </summary>
    public partial class Links
    {
        public Links()
        { }
        #region  Method

        /// <summary>
        /// 得到最大ID
        /// </summary>
        public int GetMaxId()
        {
            return DbHelperOleDb.GetMaxID("Id", "tb_Links");
        }

        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int Id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from tb_Links");
            strSql.Append(" where Id=@Id");
            OleDbParameter[] parameters = {
					new OleDbParameter("@Id", OleDbType.Integer,4)
};
            parameters[0].Value = Id;

            return DbHelperOleDb.Exists(strSql.ToString(), parameters);
        }

        /// <summary>
        /// 返回数据总数(分页用到)
        /// </summary>
        public int GetCount(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(*) as H ");
            strSql.Append(" from tb_Links ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return Convert.ToInt32(DbHelperOleDb.GetSingle(strSql.ToString()));
        }

        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(cosmos.Model.Links model)