西安治疗尖锐的医院:SQL语句

来源:百度文库 编辑:九乡新闻网 时间:2024/04/29 07:23:02
string sql =
                "INSERT OrderBook (OrderID, BookID, Quantity,UnitPrice)" +
                " VALUES (@OrderID, @BookID, @Quantity,@UnitPrice)";            SqlParameter[] para = new SqlParameter[]
            {
    new SqlParameter("@OrderID", order.Order.Id), //FK
    new SqlParameter("@BookID", order.Book.Id), //FK
                new SqlParameter("@Quantity", order.Quantity),  
                new SqlParameter("@UnitPrice", order.UnitPrice)   
   };            DBHelper.ExecuteCommand(sql, para);  第一种连接字符串:connectionString="Data Source=ADMINISTRATOR\SQL2005;Initial Catalog=UserDB;Persist Security Info=True;User ID=sa;Password=123"第二种连接字符串:(常用)connectionString="server=administrator\sql2005;database=UserDB;uid=sa;pwd=123"
在数据库的一个函数中,看到了v_count:=sql%rowcount
求最近执行影响行数declare @testid varchar(40)
declare curTest cursor
for
select R_user from T_Reply
open curTest
fetch next from curTest into @testid
while(@@fetch_status=0)
begin
 select R_id from T_Reply
 print @testid
 fetch next from curTest into @testid
end
close curTest
Deallocate curTest