/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(QA.Model.qa_grade model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update qa_grade set ");
strSql.Append("name=@name,");
strSql.Append("hours=@hours");
strSql.Append(" where id=@id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@name", MySqlDbType.VarChar, 50),
new MySqlParameter("@hours", MySqlDbType.Double, 11),
new MySqlParameter("@id", MySqlDbType.Int32, 11)
};
parameters[0].Value = model.name;
parameters[1].Value = model.hours;
parameters[2].Value = model.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(QA.Model.qa_grade model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into qa_grade(");
strSql.Append("id,name,hours)");
strSql.Append(" values (");
strSql.Append("@id,@name,@hours)");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32, 11),
new MySqlParameter("@name", MySqlDbType.VarChar, 50),
new MySqlParameter("@hours", MySqlDbType.Double, 11)
};
parameters[0].Value = model.id;
parameters[1].Value = model.name;
parameters[2].Value = model.hours;
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 QA.Model.qa_grade DataRowToModel(DataRow row)
{
QA.Model.qa_grade model = new QA.Model.qa_grade();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["name"] != null)
{
model.name = row["name"].ToString();
}
//model.hours=row["hours"].ToString();
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public QA.Model.qa_grade GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id,name,hours from qa_grade ");
strSql.Append(" where id=@id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32, 11)
};
parameters[0].Value = id;
QA.Model.qa_grade model = new QA.Model.qa_grade();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}