I have a table with ID, BusDate and Volume as columns
I need to create another field 20dayAvgVolume.
This field should be populated with data taking into account the preceeding 19 plus current day and get the Average of the Volume field for all those days.
In this article we will get to know that how can we recover deleted data if it happens accidently. We really can recover deleted rows if we know the time when data is deleted by using the transaction log.
With just a little bit of SQL and VBA, many doors open to cool things like synchronize a list box to display data relevant to other information on a form. If you have never written code or looked at an SQL statement before, no problem! ... give i…
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