/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.BigClass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_bigClass set ");
strSql.Append("bigname=@bigname,");
strSql.Append("bigsort=@bigsort");
strSql.Append(" where bigid=@bigid");
SqlParameter[] parameters =
{
new SqlParameter("@bigname", SqlDbType.VarChar, 20),
new SqlParameter("@bigsort", SqlDbType.Int, 4),
new SqlParameter("@bigid", SqlDbType.Int, 4)
};
parameters[0].Value = model.bigname;
parameters[1].Value = model.bigsort;
parameters[2].Value = model.bigid;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Shop.Model.BigClass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_bigClass(");
strSql.Append("bigname,bigsort)");
strSql.Append(" values (");
strSql.Append("@bigname,@bigsort)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@bigname", SqlDbType.VarChar, 20),
new SqlParameter("@bigsort", SqlDbType.Int, 4)
};
parameters[0].Value = model.bigname;
parameters[1].Value = model.bigsort;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.BigClass DataRowToModel(DataRow row)
{
Shop.Model.BigClass model = new Shop.Model.BigClass();
if (row != null)
{
if (row["bigid"] != null && row["bigid"].ToString() != "")
{
model.bigid = int.Parse(row["bigid"].ToString());
}
if (row["bigname"] != null)
{
model.bigname = row["bigname"].ToString();
}
if (row["bigsort"] != null && row["bigsort"].ToString() != "")
{
model.bigsort = int.Parse(row["bigsort"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.BigClass GetModel(int bigid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 bigid,bigname,bigsort from t_bigClass ");
strSql.Append(" where bigid=@bigid");
SqlParameter[] parameters =
{
new SqlParameter("@bigid", SqlDbType.Int, 4)
};
parameters[0].Value = bigid;
Shop.Model.BigClass model = new Shop.Model.BigClass();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
