/// <summary>
/// 增加一条数据
/// </summary>
public int Add(DiDaJiangCheng.Model.tbScoreInfo model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into tbScoreInfo(");
strSql.Append("filedStuNo,filedCourseId,filedScore");
strSql.Append(") values (");
strSql.Append("@filedStuNo,@filedCourseId,@filedScore");
strSql.Append(") ");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@filedStuNo", SqlDbType.NVarChar, 50),
new SqlParameter("@filedCourseId", SqlDbType.Int, 4),
new SqlParameter("@filedScore", SqlDbType.Float, 8)
};
parameters[0].Value = model.filedStuNo;
parameters[1].Value = model.filedCourseId;
parameters[2].Value = model.filedScore;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(DiDaJiangCheng.Model.tbScoreInfo model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update tbScoreInfo set ");
strSql.Append(" filedStuNo = @filedStuNo , ");
strSql.Append(" filedCourseId = @filedCourseId , ");
strSql.Append(" filedScore = @filedScore ");
strSql.Append(" where filedaScoreId=@filedaScoreId ");
SqlParameter[] parameters =
{
new SqlParameter("@filedaScoreId", SqlDbType.Int, 4),
new SqlParameter("@filedStuNo", SqlDbType.NVarChar, 50),
new SqlParameter("@filedCourseId", SqlDbType.Int, 4),
new SqlParameter("@filedScore", SqlDbType.Float, 8)
};
parameters[0].Value = model.filedaScoreId;
parameters[1].Value = model.filedStuNo;
parameters[2].Value = model.filedCourseId;
parameters[3].Value = model.filedScore;
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 DiDaJiangCheng.Model.tbScoreInfo GetModel(int filedaScoreId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select filedaScoreId, filedStuNo, filedCourseId, filedScore ");
strSql.Append(" from tbScoreInfo ");
strSql.Append(" where filedaScoreId=@filedaScoreId");
SqlParameter[] parameters =
{
new SqlParameter("@filedaScoreId", SqlDbType.Int, 4)
};
parameters[0].Value = filedaScoreId;
DiDaJiangCheng.Model.tbScoreInfo model = new DiDaJiangCheng.Model.tbScoreInfo();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["filedaScoreId"].ToString() != "")
{
model.filedaScoreId = int.Parse(ds.Tables[0].Rows[0]["filedaScoreId"].ToString());
}
model.filedStuNo = ds.Tables[0].Rows[0]["filedStuNo"].ToString();
if (ds.Tables[0].Rows[0]["filedCourseId"].ToString() != "")
{
model.filedCourseId = int.Parse(ds.Tables[0].Rows[0]["filedCourseId"].ToString());
}
if (ds.Tables[0].Rows[0]["filedScore"].ToString() != "")
{
model.filedScore = decimal.Parse(ds.Tables[0].Rows[0]["filedScore"].ToString());
}
return(model);
}
else
{
return(null);
}
}