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作者 supisces 在 PTT [ Database ] 看板的留言(推文), 共8則
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1F推:先從三年的範圍縮小成三天, 看看查詢時間多久?03/22 16:14
1F→:是不是前面有 'BEGIN TRANSACTION',03/26 15:32
2F→:後面才能用 'ROLLBACK TRANSACTION'?03/26 15:33
1F推:謝謝您的回覆, 滑鼠拖曳的起落點好像對one-to-one沒影響02/04 02:28
2F→:不過我將訂單中要當FK的那欄刪掉後重新再建一次就OK了02/04 02:30
3F→:原先是將訂單中那欄複製到新的table當PK,結果變成一對一02/04 02:31
4F→:不知甚麼情況讓Access認為是一對一,其他table的PK也是02/04 02:33
5F→:這樣copy過去的,卻不會這樣. 再次感謝..02/04 02:34
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