It simply must be non-decreasing- dup ids are ok. Since txid is used for positioning, if you had a long series of identical txids you might have to scan through a lot of records to find the record you were really looking for if you were doing a lookup. Other than that there should be no impact.
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Thx On Tue, Sep 20, 2016 at 10:37 AM, john.lonergan <john.loner...@gmail.com> wrote: > Docs say the txn Id is an application supplied sequence number. It is > required to be non-decreasing. Users usually use either timestamp or offset. > What are the consequences of publishing two consecutive messages with the > same txn ids. >
