/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(hm.Model.ed_productAttrValue model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ed_productAttrValue(");
strSql.Append("productId,attributeId,attributeValue)");
strSql.Append(" values (");
strSql.Append("@productId,@attributeId,@attributeValue)");
OleDbParameter[] parameters =
{
new OleDbParameter("@productId", OleDbType.Integer, 4),
new OleDbParameter("@attributeId", OleDbType.Integer, 4),
new OleDbParameter("@attributeValue", OleDbType.VarChar, 255)
};
parameters[0].Value = model.productId;
parameters[1].Value = model.attributeId;
parameters[2].Value = model.attributeValue;
int rows = DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(hm.Model.ed_productAttrValue model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ed_productAttrValue set ");
strSql.Append("productId=@productId,");
strSql.Append("attributeId=@attributeId,");
strSql.Append("attributeValue=@attributeValue");
strSql.Append(" where ID=@ID");
OleDbParameter[] parameters =
{
new OleDbParameter("@productId", OleDbType.Integer, 4),
new OleDbParameter("@attributeId", OleDbType.Integer, 4),
new OleDbParameter("@attributeValue", OleDbType.VarChar, 255),
new OleDbParameter("@ID", OleDbType.Integer, 4)
};
parameters[0].Value = model.productId;
parameters[1].Value = model.attributeId;
parameters[2].Value = model.attributeValue;
parameters[3].Value = model.ID;
int rows = DbHelperOleDb.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public hm.Model.ed_productAttrValue GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select ID,productId,attributeId,attributeValue from ed_productAttrValue ");
strSql.Append(" where ID=@ID");
OleDbParameter[] parameters =
{
new OleDbParameter("@ID", OleDbType.Integer, 4)
};
parameters[0].Value = ID;
hm.Model.ed_productAttrValue model = new hm.Model.ed_productAttrValue();
DataSet ds = DbHelperOleDb.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["ID"] != null && ds.Tables[0].Rows[0]["ID"].ToString() != "")
{
model.ID = int.Parse(ds.Tables[0].Rows[0]["ID"].ToString());
}
if (ds.Tables[0].Rows[0]["productId"] != null && ds.Tables[0].Rows[0]["productId"].ToString() != "")
{
model.productId = int.Parse(ds.Tables[0].Rows[0]["productId"].ToString());
}
if (ds.Tables[0].Rows[0]["attributeId"] != null && ds.Tables[0].Rows[0]["attributeId"].ToString() != "")
{
model.attributeId = int.Parse(ds.Tables[0].Rows[0]["attributeId"].ToString());
}
if (ds.Tables[0].Rows[0]["attributeValue"] != null && ds.Tables[0].Rows[0]["attributeValue"].ToString() != "")
{
model.attributeValue = ds.Tables[0].Rows[0]["attributeValue"].ToString();
}
return(model);
}
else
{
return(null);
}
}
