/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(demo1.Model.yhgn model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_yhgn set ");
strSql.Append("yhid=@yhid,");
strSql.Append("gnid=@gnid");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@yhid", SqlDbType.Int, 4),
new SqlParameter("@gnid", SqlDbType.Int, 4),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.yhid;
parameters[1].Value = model.gnid;
parameters[2].Value = model.id;
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(demo1.Model.yhgn model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_yhgn(");
strSql.Append("yhid,gnid)");
strSql.Append(" values (");
strSql.Append("@yhid,@gnid)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@yhid", SqlDbType.Int, 4),
new SqlParameter("@gnid", SqlDbType.Int, 4)
};
parameters[0].Value = model.yhid;
parameters[1].Value = model.gnid;
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 demo1.Model.yhgn DataRowToModel(DataRow row)
{
demo1.Model.yhgn model = new demo1.Model.yhgn();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["yhid"] != null && row["yhid"].ToString() != "")
{
model.yhid = int.Parse(row["yhid"].ToString());
}
if (row["gnid"] != null && row["gnid"].ToString() != "")
{
model.gnid = int.Parse(row["gnid"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public demo1.Model.yhgn GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,yhid,gnid from t_yhgn ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
demo1.Model.yhgn model = new demo1.Model.yhgn();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
