Access 日付演算

Access 日付演算

日付間隔を求める

DateDiff(strInterval, varDate1, varDate2, lngWeek, lngYear)

SELECT DateDiff("m","2008/12/01","2009/11/30") as MONTH_RANGE
FROM TEST_TABLE;

日付を加算

DateAdd(strInterval, lngNum, varDate)

SELECT CDate(DateAdd("d", 30,Now())) as 30DaysAfter
FROM TEST_TABLE;

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