//oracle数据库报错delete from DD_ORDER_DETAIL where ORDERID=in(0,1,2,3,4,5,6,7.....1001);

/// <summary>        /// 拼接sql        /// </summary>        /// <param name="str">主sql语句</param>        /// <param name="ids">要拼接的in里面的参数</param>        /// <param name="count">每次执行条数</param>        /// <returns></returns>        public static string get(string str, string[] ids)        {            if (ids.Length > 0)            {                StringBuilder sb = new StringBuilder();                for (int i = 0; i < ids.Length; i++)                {                    if ((i % 1000) == 0 && i > 0)                    {                        sb.Remove(sb.Length - 1, 1);                        sb.Append(") or " + str + "in(" + ids[i] + ",");                    }                    else                    {                        sb.Append(ids[i] + ",");                    }                }                sb.Remove(sb.Length - 1, 1);                return str + "in(" + sb.ToString() + ")";            }            return "";        }

 static void Main(string[] args)        {            string str = "delete from DD_ORDER_DETAIL where ORDERID =";            string[] s = { };            List<string> list = new List<string>();            for (int i = 0; i < 1001; i++)            {                list.Add(i.ToString());            }            s = list.ToArray(); ;            Console.WriteLine(s.Length);            string ss = get(str, s);            Console.ReadKey();        }