大多数事务处理系统把数据库放在中心位置。在每一时刻,数据库必须保存有现实世界中由事务处理系统模型化的企业的精确描述,通常是唯一的精确描述。----------------一个学校希望有个东西管理每个学期都在新近几千的学生。。。。那数据库很合适啊--------------信息进步的阶梯-----无纸化-----计算+存储+联网....
每天都在舔鞋底
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RE: 每天都在舔鞋底 - by JJJ大大 - 01-28-2023, 04:56 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-28-2023, 05:04 PM
RE: 每天都在舔鞋底 - by zzzz233 - 01-28-2023, 05:45 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 03:23 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 04:08 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 04:33 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 04:40 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 04:43 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 04:49 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 04:55 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 05:01 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 06:06 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-29-2023, 06:21 PM
RE: 每天都在舔鞋底 - by tsuna - 01-29-2023, 09:01 PM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 02:04 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 02:00 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 02:21 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 02:26 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 03:21 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 03:29 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 03:31 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 05:24 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 09:35 AM
RE: 每天都在舔鞋底 - by 羽川神乐坂 - 01-30-2023, 10:12 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 10:21 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 10:16 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 10:32 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 10:36 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 10:40 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 10:47 AM
RE: 每天都在舔鞋底 - by JJJ大大 - 01-30-2023, 11:18 AM
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