作者查詢 / ChingLan326
作者 ChingLan326 在 PTT [ Database ] 看板的留言(推文), 共59則
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8F推:有時候是使用者誤改了某品號的資料.....05/18 00:54
9F推:規格、品名改掉 但當時採購的品名或規格並不是那樣05/18 00:55
10F推:為了防止這種狀況也有可能才這樣做....05/18 00:56
11F推:有些user在使用系統常常有很特殊的天份........05/18 01:00
15F推:user就是什麼都會key錯,什麼都要改...QQ05/25 17:48
1F推:access可以用pivot嗎....04/25 02:03
2F推:查了一下真的有 是我少見多怪....04/25 02:11
1F推:2個計劃預算可能會一樣04/21 13:12
3F推:候選鍵要可以識別唯一記錄 若2個計劃預算一樣時就掛了04/22 00:04
2F推:你的欄位2 型態是int還是nvarchar....?03/23 00:11
2F推:你是要在'1'空一格嗎?03/18 20:54
1F推:select id,max(date) from table group by id03/17 19:30
2F推:select distinct [編號],[項目] from [資料表]03/02 13:25
1F推:你是要tableA的第1筆對tableB的第1筆 2對2這樣嗎?03/01 21:09
3F推:欄位屬性設成int,識別為是,識別值增量設為103/02 00:24
4F推:但這樣tableB的編號1和編號3的a是要對應tableA的哪個03/02 00:25
5F推:你要不要先設定主鍵 ....@@03/02 00:26
7F推:新增一個欄位,用完再砍掉03/02 10:37
10F推:語法不會 我直接用SSMS做的 @@; google alter table03/02 18:29
1F推:首先 @TB2121 長度不夠02/26 00:55
4F→:我只想到這個 不知道還有沒有別的方法 @@02/23 18:06