/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(LearnSite.Model.Research model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Research set ");
strSql.Append("Rsid=@Rsid,");
strSql.Append("Ryear=@Ryear,");
strSql.Append("Rgrade=@Rgrade,");
strSql.Append("Rclass=@Rclass,");
strSql.Append("Rterm=@Rterm,");
strSql.Append("Rlearn=@Rlearn,");
strSql.Append("Rplay=@Rplay,");
strSql.Append("Rsleep=@Rsleep,");
strSql.Append("Rfree=@Rfree,");
strSql.Append("Rdate=@Rdate");
strSql.Append(" where Rid=@Rid");
SqlParameter[] parameters =
{
new SqlParameter("@Rsid", SqlDbType.Int, 4),
new SqlParameter("@Ryear", SqlDbType.Int, 4),
new SqlParameter("@Rgrade", SqlDbType.Int, 4),
new SqlParameter("@Rclass", SqlDbType.Int, 4),
new SqlParameter("@Rterm", SqlDbType.Int, 4),
new SqlParameter("@Rlearn", SqlDbType.SmallMoney),
new SqlParameter("@Rplay", SqlDbType.SmallMoney),
new SqlParameter("@Rsleep", SqlDbType.SmallMoney),
new SqlParameter("@Rfree", SqlDbType.SmallMoney),
new SqlParameter("@Rdate", SqlDbType.DateTime),
new SqlParameter("@Rid", SqlDbType.Int, 4)
};
parameters[0].Value = model.Rsid;
parameters[1].Value = model.Ryear;
parameters[2].Value = model.Rgrade;
parameters[3].Value = model.Rclass;
parameters[4].Value = model.Rterm;
parameters[5].Value = model.Rlearn;
parameters[6].Value = model.Rplay;
parameters[7].Value = model.Rsleep;
parameters[8].Value = model.Rfree;
parameters[9].Value = model.Rdate;
parameters[10].Value = model.Rid;
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 LearnSite.Model.Research DataRowToModel(DataRow row)
{
LearnSite.Model.Research model = new LearnSite.Model.Research();
if (row != null)
{
if (row["Rid"] != null && row["Rid"].ToString() != "")
{
model.Rid = int.Parse(row["Rid"].ToString());
}
if (row["Rsid"] != null && row["Rsid"].ToString() != "")
{
model.Rsid = int.Parse(row["Rsid"].ToString());
}
if (row["Ryear"] != null && row["Ryear"].ToString() != "")
{
model.Ryear = int.Parse(row["Ryear"].ToString());
}
if (row["Rgrade"] != null && row["Rgrade"].ToString() != "")
{
model.Rgrade = int.Parse(row["Rgrade"].ToString());
}
if (row["Rclass"] != null && row["Rclass"].ToString() != "")
{
model.Rclass = int.Parse(row["Rclass"].ToString());
}
if (row["Rterm"] != null && row["Rterm"].ToString() != "")
{
model.Rterm = int.Parse(row["Rterm"].ToString());
}
if (row["Rlearn"] != null && row["Rlearn"].ToString() != "")
{
model.Rlearn = decimal.Parse(row["Rlearn"].ToString());
}
if (row["Rplay"] != null && row["Rplay"].ToString() != "")
{
model.Rplay = decimal.Parse(row["Rplay"].ToString());
}
if (row["Rsleep"] != null && row["Rsleep"].ToString() != "")
{
model.Rsleep = decimal.Parse(row["Rsleep"].ToString());
}
if (row["Rfree"] != null && row["Rfree"].ToString() != "")
{
model.Rfree = decimal.Parse(row["Rfree"].ToString());
}
if (row["Rdate"] != null && row["Rdate"].ToString() != "")
{
model.Rdate = DateTime.Parse(row["Rdate"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(LearnSite.Model.Research model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Research(");
strSql.Append("Rsid,Ryear,Rgrade,Rclass,Rterm,Rlearn,Rplay,Rsleep,Rfree,Rdate)");
strSql.Append(" values (");
strSql.Append("@Rsid,@Ryear,@Rgrade,@Rclass,@Rterm,@Rlearn,@Rplay,@Rsleep,@Rfree,@Rdate)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Rsid", SqlDbType.Int, 4),
new SqlParameter("@Ryear", SqlDbType.Int, 4),
new SqlParameter("@Rgrade", SqlDbType.Int, 4),
new SqlParameter("@Rclass", SqlDbType.Int, 4),
new SqlParameter("@Rterm", SqlDbType.Int, 4),
new SqlParameter("@Rlearn", SqlDbType.SmallMoney),
new SqlParameter("@Rplay", SqlDbType.SmallMoney),
new SqlParameter("@Rsleep", SqlDbType.SmallMoney),
new SqlParameter("@Rfree", SqlDbType.SmallMoney),
new SqlParameter("@Rdate", SqlDbType.DateTime)
};
parameters[0].Value = model.Rsid;
parameters[1].Value = model.Ryear;
parameters[2].Value = model.Rgrade;
parameters[3].Value = model.Rclass;
parameters[4].Value = model.Rterm;
parameters[5].Value = model.Rlearn;
parameters[6].Value = model.Rplay;
parameters[7].Value = model.Rsleep;
parameters[8].Value = model.Rfree;
parameters[9].Value = model.Rdate;
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 LearnSite.Model.Research GetModel(int Rid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Rid,Rsid,Ryear,Rgrade,Rclass,Rterm,Rlearn,Rplay,Rsleep,Rfree,Rdate from Research ");
strSql.Append(" where Rid=@Rid");
SqlParameter[] parameters =
{
new SqlParameter("@Rid", SqlDbType.Int, 4)
};
parameters[0].Value = Rid;
LearnSite.Model.Research model = new LearnSite.Model.Research();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
