/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.Question model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_question set ");
strSql.Append("qquestion=@qquestion");
strSql.Append(" where qid=@qid");
SqlParameter[] parameters =
{
new SqlParameter("@qquestion", SqlDbType.VarChar, 30),
new SqlParameter("@qid", SqlDbType.Int, 4)
};
parameters[0].Value = model.qquestion;
parameters[1].Value = model.qid;
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.Question model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_question(");
strSql.Append("qquestion)");
strSql.Append(" values (");
strSql.Append("@qquestion)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@qquestion", SqlDbType.VarChar, 30)
};
parameters[0].Value = model.qquestion;
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.Question DataRowToModel(DataRow row)
{
Shop.Model.Question model = new Shop.Model.Question();
if (row != null)
{
if (row["qid"] != null && row["qid"].ToString() != "")
{
model.qid = int.Parse(row["qid"].ToString());
}
if (row["qquestion"] != null)
{
model.qquestion = row["qquestion"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.Question GetModel(int qid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 qid,qquestion from t_question ");
strSql.Append(" where qid=@qid");
SqlParameter[] parameters =
{
new SqlParameter("@qid", SqlDbType.Int, 4)
};
parameters[0].Value = qid;
Shop.Model.Question model = new Shop.Model.Question();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
