/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(XHD.Model.ecs_goods_attr model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ecs_goods_attr set ");
strSql.Append("goods_id=@goods_id,");
strSql.Append("attr_id=@attr_id,");
strSql.Append("attr_value=@attr_value,");
strSql.Append("attr_price=@attr_price");
strSql.Append(" where goods_attr_id=@goods_attr_id");
MySqlParameter[] parameters =
{
new MySqlParameter("@goods_id", MySqlDbType.Int32, 8),
new MySqlParameter("@attr_id", MySqlDbType.Int16, 5),
new MySqlParameter("@attr_value", MySqlDbType.Text),
new MySqlParameter("@attr_price", MySqlDbType.VarChar, 255),
new MySqlParameter("@goods_attr_id", MySqlDbType.Int32, 10)
};
parameters[0].Value = model.goods_id;
parameters[1].Value = model.attr_id;
parameters[2].Value = model.attr_value;
parameters[3].Value = model.attr_price;
parameters[4].Value = model.goods_attr_id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public XHD.Model.ecs_goods_attr DataRowToModel(DataRow row)
{
XHD.Model.ecs_goods_attr model = new XHD.Model.ecs_goods_attr();
if (row != null)
{
if (row["goods_attr_id"] != null && row["goods_attr_id"].ToString() != "")
{
model.goods_attr_id = int.Parse(row["goods_attr_id"].ToString());
}
//model.goods_id=row["goods_id"].ToString();
if (row["attr_id"] != null && row["attr_id"].ToString() != "")
{
model.attr_id = int.Parse(row["attr_id"].ToString());
}
if (row["attr_value"] != null)
{
model.attr_value = row["attr_value"].ToString();
}
if (row["attr_price"] != null)
{
model.attr_price = row["attr_price"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(XHD.Model.ecs_goods_attr model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ecs_goods_attr(");
strSql.Append("goods_id,attr_id,attr_value,attr_price)");
strSql.Append(" values (");
strSql.Append("@goods_id,@attr_id,@attr_value,@attr_price)");
MySqlParameter[] parameters =
{
new MySqlParameter("@goods_id", MySqlDbType.Int32, 8),
new MySqlParameter("@attr_id", MySqlDbType.Int16, 5),
new MySqlParameter("@attr_value", MySqlDbType.Text),
new MySqlParameter("@attr_price", MySqlDbType.VarChar, 255)
};
parameters[0].Value = model.goods_id;
parameters[1].Value = model.attr_id;
parameters[2].Value = model.attr_value;
parameters[3].Value = model.attr_price;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public XHD.Model.ecs_goods_attr GetModel(int goods_attr_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select goods_attr_id,goods_id,attr_id,attr_value,attr_price from ecs_goods_attr ");
strSql.Append(" where goods_attr_id=@goods_attr_id");
MySqlParameter[] parameters =
{
new MySqlParameter("@goods_attr_id", MySqlDbType.Int32)
};
parameters[0].Value = goods_attr_id;
XHD.Model.ecs_goods_attr model = new XHD.Model.ecs_goods_attr();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
