[AccessD] Delete query... fast ... deleting from datasheet view ... slow

Stuart McLachlan stuart at lexacorp.com.pg
Sun Jul 3 16:56:19 CDT 2011


A SWAG: 
Because Access can't tell that all the records are selected. It has to step through the rows 
and checking the "selected" attribute. That means that it can't implement a simple "Delete * 
>From tblA" but  has to specify each of the records separately for deletion.

-- 
Stuart

On 3 Jul 2011 at 17:23, William Benson (VBACreations. wrote:

> Why is a query that deletes all records from a table so fast in
> comparison with a manual delete operation on a table that is opened in
> datasheet view?
> 
> 
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