/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(OnLineTest.Model.UserCreatePaper model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update UserCreatePaper set ");
strSql.Append("UserId=@UserId,");
strSql.Append("PaperCodeId=@PaperCodeId,");
strSql.Append("DifficultyId=@DifficultyId,");
strSql.Append("UserCreatePaperTime=@UserCreatePaperTime");
strSql.Append(" where UserCreatePaperId=@UserCreatePaperId");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@PaperCodeId", SqlDbType.Int, 4),
new SqlParameter("@DifficultyId", SqlDbType.Int, 4),
new SqlParameter("@UserCreatePaperTime", SqlDbType.DateTime),
new SqlParameter("@UserCreatePaperId", SqlDbType.Int, 4)
};
parameters[0].Value = model.UserId;
parameters[1].Value = model.PaperCodeId;
parameters[2].Value = model.DifficultyId;
parameters[3].Value = model.UserCreatePaperTime;
parameters[4].Value = model.UserCreatePaperId;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public OnLineTest.Model.UserCreatePaper DataRowToModel(DataRow row)
{
OnLineTest.Model.UserCreatePaper model = new OnLineTest.Model.UserCreatePaper();
if (row != null)
{
if (row["UserCreatePaperId"] != null && row["UserCreatePaperId"].ToString() != "")
{
model.UserCreatePaperId = int.Parse(row["UserCreatePaperId"].ToString());
}
if (row["UserId"] != null && row["UserId"].ToString() != "")
{
model.UserId = int.Parse(row["UserId"].ToString());
}
if (row["PaperCodeId"] != null && row["PaperCodeId"].ToString() != "")
{
model.PaperCodeId = int.Parse(row["PaperCodeId"].ToString());
}
if (row["DifficultyId"] != null && row["DifficultyId"].ToString() != "")
{
model.DifficultyId = int.Parse(row["DifficultyId"].ToString());
}
if (row["UserCreatePaperTime"] != null && row["UserCreatePaperTime"].ToString() != "")
{
model.UserCreatePaperTime = DateTime.Parse(row["UserCreatePaperTime"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(OnLineTest.Model.UserCreatePaper model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into UserCreatePaper(");
strSql.Append("UserId,PaperCodeId,DifficultyId,UserCreatePaperTime)");
strSql.Append(" values (");
strSql.Append("@UserId,@PaperCodeId,@DifficultyId,@UserCreatePaperTime)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@UserId", SqlDbType.Int, 4),
new SqlParameter("@PaperCodeId", SqlDbType.Int, 4),
new SqlParameter("@DifficultyId", SqlDbType.Int, 4),
new SqlParameter("@UserCreatePaperTime", SqlDbType.DateTime)
};
parameters[0].Value = model.UserId;
parameters[1].Value = model.PaperCodeId;
parameters[2].Value = model.DifficultyId;
parameters[3].Value = model.UserCreatePaperTime;
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 OnLineTest.Model.UserCreatePaper GetModel(int UserCreatePaperId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 UserCreatePaperId,UserId,PaperCodeId,DifficultyId,UserCreatePaperTime from UserCreatePaper ");
strSql.Append(" where UserCreatePaperId=@UserCreatePaperId");
SqlParameter[] parameters =
{
new SqlParameter("@UserCreatePaperId", SqlDbType.Int, 4)
};
parameters[0].Value = UserCreatePaperId;
OnLineTest.Model.UserCreatePaper model = new OnLineTest.Model.UserCreatePaper();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
