[資訊處理][102]資料庫備份規劃相關考題 - 考試
By Belly
at 2014-06-02T20:16
at 2014-06-02T20:16
Table of Contents
考題如下:
有一所學校的教務行政系統,以SQL Server建構資料庫;資料庫使用的離峰時段是星期日
,每天離峰時段是晚上10:00下班後(因為有夜間部),因為資料庫的資料量很大,只能
一星期執行一次完整資料庫備份,但希望每天補強完整資料庫備份,交易記錄允許3小時
的資料損失。請您為此學校教務行政系統資料庫規劃SQL Server的備份策略。
來源:http://wwwc.moex.gov.tw/ExamQuesFiles/Question/102/102090_41360.pdf
首先我知道資料庫有完整、差異、增量備份
也大致上知道它們之間的差異
不過我不是很了解"允許3小時的資料損失"這句話代表的意思
如果只是
星期1~6晚上10:00以後做增量備份
星期日做完整備分
這樣可行嗎?
--
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