[mso] Re: Sorting huge file (remove dupes, if possible)
- From: "Green" <1z@xxxxxxxxxxxxxx>
- To: <mso@xxxxxxxxxxxxx>
- Date: Fri, 15 Dec 2006 20:16:31 +0100
Robert,
It maybe sounds strange but is there any way you can make the records
unique? Maybe adding a record count to each record? What format is your
file? If it's text then even with so many records you could write a VB/VBA/C
whatever, to reasonably quickly do this.
HTH
Lisa
> I have a file that is horrible duplicated in records. I might
> have 1,000 "US","Florida","Miami-Dade County","Miami",
> 25.77389, -80.19389 (Plus other locations that have 100s of
> duplicates.) strewn throughout the file. I thought I could
> import into Access 2000, and it would accept all of it, I
> could sort it, and then de-dupe it.
>
> However, upon attempting to import, Access complains there
> are too many duplicates, and stops. Excel is out also.
>
> Given this, then, can I make Access import it, duplicates and
> all? Then I could sort, and have Access remove the duplicates
> after importing? If not, I could sort, export, and I will
> write a C program to remove the duplicates, and re-import the
> resulting file into a new Access file?
>
> Given a file of supposedly about 1,750,500 records, I expect
> to retain slightly around one million, doing away with
> 750,000 or so records. Then since they are unique , Access
> should import that just fine.
>
> Any help in getting Access to accept the duplicates anyway
> would help. Thank you.
>
> Robert
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