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access vba courses - autonumber

Forum home » Delegate support and help forum » Microsoft Access Training and help » access vba courses - AutoNumber

access vba courses - AutoNumber

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Mike has attended:
Access Advanced course
Access VBA course

AutoNumber

Is it possible to reset an AutoNumber?

RE: AutoNumber

Hi Mike

I am not totally sure what you mean by this, but I have taken my best guess. If this is not what you meant, please re-post with more detail.

Yes this is possible, if you follow the steps outlined below you will be able to do it.

1)Make sure that there is no primary key field set in your database table.
2)Create a new temporary table, within this table create a field with the SAME name as the id field in the original table. In this field enter a number 1 less than you require for your auto number start i.e. 2999.
3)Create a Query in design view and add both the tables.
4)Right mouse click in the grey area where the two tables are shown within the query window. From the menu select Query Type and then Append Query.
5)Within the window that appears, select the original table (the table that you want the auto number to start at 3000) from the drop down list and click OK.
6)Select the one single field that you created in the new table so that it is added to the query. To do this, double click the field.
7)Run the query
8)Open up the original table and when you create a new row, you should see that it starts the numbering from 3000.
9)Set this field as the primary key
10)Delete the temporary table that you created.

Hope this helps

David

Access tip:

Run with the total

Often when creating reports with lists of transactions it can be useful to have a column which totals the transactions as the report progresses.

Using the Sum function gives the total for the whole group, not a running total.



Access provides an easy method of achieving a running total.



Click on the text box containing the data you wish to contain the running total.
Select the Data tab
Click in the Running sum option
Click the down arrow to view three options

View all Access hints and tips

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