I'm thinking of the situation where one transaction occurs on more
than one backend, and there is
more than one transaction manager.
Dave
On 30-Jun-05, at 7:37 PM, Oliver Jowett wrote:
Dave Cramer wrote:
Do the transaction id's used in 2PC need to be unique across all
sessions?
They are global IDs, yes.
Do we provide a mechanism for this ?
If not shouldn't we provide a way to create a unique transaction id ?
Well, in XA the XIDs are assigned by the TM, the individual resources
(e.g. a postgresql backend) just get *given* an XID to use.
-O
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