/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.material_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update material_type set ");
strSql.Append("type_name=@type_name,");
strSql.Append("type_comment=@type_comment");
strSql.Append(" where type_id=@type_id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@type_name", MySqlDbType.VarChar, 128),
new MySqlParameter("@type_comment", MySqlDbType.VarChar, 255),
new MySqlParameter("@type_id", MySqlDbType.Int32, 11)
};
parameters[0].Value = model.type_name;
parameters[1].Value = model.type_comment;
parameters[2].Value = model.type_id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Model.material_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into material_type(");
strSql.Append("type_id,type_name,type_comment)");
strSql.Append(" values (");
strSql.Append("@type_id,@type_name,@type_comment)");
MySqlParameter[] parameters =
{
new MySqlParameter("@type_id", MySqlDbType.Int32, 11),
new MySqlParameter("@type_name", MySqlDbType.VarChar, 128),
new MySqlParameter("@type_comment", MySqlDbType.VarChar, 255)
};
parameters[0].Value = model.type_id;
parameters[1].Value = model.type_name;
parameters[2].Value = model.type_comment;
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 Model.material_type DataRowToModel(DataRow row)
{
Model.material_type model = new Model.material_type();
if (row != null)
{
if (row["type_id"] != null && row["type_id"].ToString() != "")
{
model.type_id = int.Parse(row["type_id"].ToString());
}
if (row["type_name"] != null)
{
model.type_name = row["type_name"].ToString();
}
if (row["type_comment"] != null)
{
model.type_comment = row["type_comment"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.material_type GetModel(int type_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select type_id,type_name,type_comment from material_type ");
strSql.Append(" where type_id=@type_id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@type_id", MySqlDbType.Int32, 11)
};
parameters[0].Value = type_id;
Model.material_type model = new Model.material_type();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
