作者查詢 / BlueBird5566

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作者 BlueBird5566 在 PTT [ java ] 看板的留言(推文), 共8則

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[問題] 煩請高手解答

[ java ]39 留言, 推噓總分: +7

作者: a1632619699 - 發表於 2016/03/23 12:56(8年前)

39^F推BlueBird5566: 很簡單阿，開一個return array的method05/22 21:04

Re: [問題] 關於資料庫流水號的問題

[ java ]2 留言, 推噓總分: +1

作者: u9423504 - 發表於 2016/01/07 00:32(8年前)

2^F→BlueBird5566: 用count(*) 有很大的機會會拿到一樣的流水號01/08 21:22

[問題] 關於資料庫流水號的問題

[ java ]20 留言, 推噓總分: +3

作者: u9423504 - 發表於 2016/01/06 01:00(8年前)

9^F→BlueBird5566: 因為不確定你的是什麼系統使用者輸入什麼資料01/08 21:24

10^F→BlueBird5566: 但通常都是user一進頁面就要取seq.nextval 埋在背景01/08 21:25

11^F→BlueBird5566: user送出資料就把這seq一起送出 insert到table01/08 21:26

12^F→BlueBird5566: 就是號碼牌的概念這樣不會重複取號但容易跳號01/08 21:26

13^F→BlueBird5566: 但是用oracle要不跳號也很難就是了01/08 21:26

Re: [問題] 撈出後處理與撈出前處理

[ java ]3 留言, 推噓總分: +3

作者: adrianshum - 發表於 2015/10/08 08:32(8年前)

2^F推BlueBird5566: 方法4就一般SQL而已10/08 20:11

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