If using SQL, try:
select timestampfield, recordtypefield from file order by 1, 2;
In the case of duplicate timestamp IDs, the record type (if A or B) will be
If needed, you can use a CASE statement to derive the record type if it is
based on something unique in each record.


On Mon, Aug 9, 2010 at 12:43 PM, Alan Shore <AlanShore@xxxxxxxx> wrote:

Morning all
sorry about the subject line, but I couldn't think of a better one
Here is my predicament

I have a test file with thousands of records, but basically 2 types
Record type A
Record type B

The key to this file is a timestamp field, however, the file is basically
one batch of record type A, followed by a batch of record type B (based on
How can I "mix/mingle" these types so that the sequence (by timestamp) is

it can be a group of A, a group of B, a group of A, a group of B
As long as there is a mixture
I've thought about this all morning to no avail, so if someone has any
ideas , it would be MUCH appreciated

Thanks in advance

Alan Shore
Programmer/Analyst, Direct Response
P:(631) 200-5019
C:(631) 880-8640
"If you're going through Hell, keep going" - Winston Churchill
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