/// <summary>
/// 得到一个对象实体
/// </summary>
public LearnSite.Model.Pchinese DataRowToModel(DataRow row)
{
LearnSite.Model.Pchinese model = new LearnSite.Model.Pchinese();
if (row != null)
{
if (row["Pid"] != null && row["Pid"].ToString() != "")
{
model.Pid = int.Parse(row["Pid"].ToString());
}
if (row["Psid"] != null && row["Psid"].ToString() != "")
{
model.Psid = int.Parse(row["Psid"].ToString());
}
if (row["Psnum"] != null)
{
model.Psnum = row["Psnum"].ToString();
}
if (row["Papple"] != null && row["Papple"].ToString() != "")
{
model.Papple = int.Parse(row["Papple"].ToString());
}
if (row["Ptotal"] != null && row["Ptotal"].ToString() != "")
{
model.Ptotal = int.Parse(row["Ptotal"].ToString());
}
if (row["Pspeed"] != null && row["Pspeed"].ToString() != "")
{
model.Pspeed = int.Parse(row["Pspeed"].ToString());
}
if (row["Pdegree"] != null && row["Pdegree"].ToString() != "")
{
model.Pdegree = int.Parse(row["Pdegree"].ToString());
}
if (row["Pyear"] != null && row["Pyear"].ToString() != "")
{
model.Pyear = int.Parse(row["Pyear"].ToString());
}
if (row["Pgrade"] != null && row["Pgrade"].ToString() != "")
{
model.Pgrade = int.Parse(row["Pgrade"].ToString());
}
if (row["Pclass"] != null && row["Pclass"].ToString() != "")
{
model.Pclass = int.Parse(row["Pclass"].ToString());
}
if (row["Pterm"] != null && row["Pterm"].ToString() != "")
{
model.Pterm = int.Parse(row["Pterm"].ToString());
}
if (row["Pdate"] != null && row["Pdate"].ToString() != "")
{
model.Pdate = DateTime.Parse(row["Pdate"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(LearnSite.Model.Pchinese model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Pchinese(");
strSql.Append("Psid,Psnum,Ptotal,Pspeed,Pyear,Pgrade,Pclass,Pterm,Pdate)");
strSql.Append(" values (");
strSql.Append("@Psid,@Psnum,@Ptotal,@Pspeed,@Pyear,@Pgrade,@Pclass,@Pterm,@Pdate)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Psid", SqlDbType.Int, 4),
new SqlParameter("@Psnum", SqlDbType.NVarChar, 50),
new SqlParameter("@Ptotal", SqlDbType.Int, 4),
new SqlParameter("@Pspeed", SqlDbType.Int, 4),
new SqlParameter("@Pyear", SqlDbType.Int, 4),
new SqlParameter("@Pgrade", SqlDbType.Int, 4),
new SqlParameter("@Pclass", SqlDbType.Int, 4),
new SqlParameter("@Pterm", SqlDbType.Int, 4),
new SqlParameter("@Pdate", SqlDbType.DateTime)
};
parameters[0].Value = model.Psid;
parameters[1].Value = model.Psnum;
parameters[2].Value = model.Ptotal;
parameters[3].Value = model.Pspeed;
parameters[4].Value = model.Pyear;
parameters[5].Value = model.Pgrade;
parameters[6].Value = model.Pclass;
parameters[7].Value = model.Pterm;
parameters[8].Value = model.Pdate;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 更新一条数据，并返回更新结果值
/// </summary>
public int UpdateTotal(LearnSite.Model.Pchinese model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Pchinese set ");
strSql.Append("Ptotal=Ptotal+@Papple,");
strSql.Append("Pspeed=@Pspeed,");
strSql.Append("Pdate=@Pdate");
strSql.Append(" OUTPUT Inserted.Ptotal ");
strSql.Append(" where Psid=@Psid and Pterm=@Pterm and Pgrade=@Pgrade");
SqlParameter[] parameters =
{
new SqlParameter("@Psid", SqlDbType.Int, 4),
new SqlParameter("@Pspeed", SqlDbType.Int, 4),
new SqlParameter("@Pgrade", SqlDbType.Int, 4),
new SqlParameter("@Pterm", SqlDbType.Int, 4),
new SqlParameter("@Pdate", SqlDbType.DateTime),
new SqlParameter("@Papple", SqlDbType.Int, 4)
};
parameters[0].Value = model.Psid;
parameters[1].Value = model.Pspeed;
parameters[2].Value = model.Pgrade;
parameters[3].Value = model.Pterm;
parameters[4].Value = model.Pdate;
parameters[5].Value = model.Papple;
object result = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (result != null)
{
return(Convert.ToInt32(result));
}
else
{
return(0);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public LearnSite.Model.Pchinese GetModel(int Pid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Pid,Psid,Psnum,Papple,Ptotal,Pspeed,Pdegree,Pyear,Pgrade,Pclass,Pterm,Pdate from Pchinese ");
strSql.Append(" where Pid=@Pid");
SqlParameter[] parameters =
{
new SqlParameter("@Pid", SqlDbType.Int, 4)
};
parameters[0].Value = Pid;
LearnSite.Model.Pchinese model = new LearnSite.Model.Pchinese();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(LearnSite.Model.Pchinese model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Pchinese set ");
strSql.Append("Ptotal=Ptotal+@Papple,");
strSql.Append("Pspeed=@Pspeed,");
strSql.Append("Pdate=@Pdate");
strSql.Append(" where Psid=@Psid and Pterm=@Pterm and Pgrade=@Pgrade");
SqlParameter[] parameters =
{
new SqlParameter("@Psid", SqlDbType.Int, 4),
new SqlParameter("@Pspeed", SqlDbType.Int, 4),
new SqlParameter("@Pgrade", SqlDbType.Int, 4),
new SqlParameter("@Pterm", SqlDbType.Int, 4),
new SqlParameter("@Pdate", SqlDbType.DateTime),
new SqlParameter("@Papple", SqlDbType.Int, 4)
};
parameters[0].Value = model.Psid;
parameters[1].Value = model.Pspeed;
parameters[2].Value = model.Pgrade;
parameters[3].Value = model.Pterm;
parameters[4].Value = model.Pdate;
parameters[5].Value = model.Papple;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
