Re: [Postgres-xc-developers] statement_timestamp

[Mason S. <mas...@en...>]

>
>     For statement_timestamp() do we perform a separate operation through
>     GTM, or do we do a delta similar to clock_timestamp()?
>
> statement_timestamo and transaction timestamp base their calculations 
> based on delta calculated with GTM.
> clock_timestamp does not do anything with GTM, it just uses the local 
> node timestamp.
>
Transaction_timestamp should just use the value piggybacked from GTM 
with XID and not a delta though. The same value should be used on all 
nodes involved in the transaction, right?

Thanks,

Mason


> -- 
> Michael Paquier
> http://michaelpq.users.sourceforge.net
>


-- 
Mason Sharp
EnterpriseDB Corporation
The Enterprise Postgres Company


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