Assigning a primary key to linked excel file

[AccessUser777 via AccessMonster.com]

Hello all,

I have linked excel file in my db. Is there a way assign a primary key to
this linked excel file? Any information provided is appreciated. Thanks.

 

[Piet Linden]

Hello all,

I have linked excel file in my db.  Is there a way assign a primary keyto
this linked excel file?  Any information provided is appreciated.  Thanks.

No. You can't index it, either...