Backup2/album.cs

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using System;
using System.Data;
using System.Text;
using MySql.Data.MySqlClient;
using Maticsoft.DBUtility;//Please add references
namespace Maticsoft.DAL
{
	/// <summary>
	/// 数据访问类:album
	/// </summary>
	public partial class album
	{
		public album()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperMySQL.GetMaxID("AlbumId", "album"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int AlbumId)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from album");
			strSql.Append(" where AlbumId=@AlbumId ");
			MySqlParameter[] parameters = {
					new MySqlParameter("@AlbumId", MySqlDbType.Int32,11)			};
			parameters[0].Value = AlbumId;

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


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public bool Add(Maticsoft.Model.album model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into album(");
			strSql.Append("AlbumId,GenreId,ArtistId,Title,Price,AlbumArtUrl)");
			strSql.Append(" values (");
			strSql.Append("@AlbumId,@GenreId,@ArtistId,@Title,@Price,@AlbumArtUrl)");
			MySqlParameter[] parameters = {
					new MySqlParameter("@AlbumId", MySqlDbType.Int32,11),
					new MySqlParameter("@GenreId", MySqlDbType.Int32,11),
					new MySqlParameter("@ArtistId", MySqlDbType.Int32,11),
					new MySqlParameter("@Title", MySqlDbType.VarChar,160),
					new MySqlParameter("@Price", MySqlDbType.Decimal,10),
					new MySqlParameter("@AlbumArtUrl", MySqlDbType.VarChar,1024)};
			parameters[0].Value = model.AlbumId;
			parameters[1].Value = model.GenreId;
			parameters[2].Value = model.ArtistId;