Query Property [Access 2003 VBA Language Reference]
Returns or sets a String indicating which macro, event procedure, or user-defined function runs when the Query event occurs. Read/write.
expression Required. An expression that returns one of the objects in the Applies To list.
Valid values for this property are "macroname" where macroname is the name of macro, "[Event Procedure]" which indicates the event procedure associated with the Query event for the specified object, or "=functionname()" where functionname is the name of a user-defined function. For a more detailed discussion of event properties, see "Event Properties ."
This property corresponds to the On Query property that is displayed in a form's property sheet.
The following example specifies that when the Query event occurs on the first form of the current project, the associated event procedure should run.
Forms(0).Query = "[Event Procedure]"
Applies to | Form Object