On Aug 15, 2011, at 9:40 AM, Simon Riggs wrote:
> On Mon, Aug 15, 2011 at 2:31 AM, Joachim Wieland <j...@mcknight.de> wrote:
>
>> In short, this is how it works:
>>
>> SELECT pg_export_snapshot();
>> pg_export_snapshot
>> --------------------
>> 000003A1-1
>> (1 row)
>>
>>
>> (and then in a different session)
>>
>> BEGIN TRANSACTION ISOLATION LEVEL REPEATABLE READ (SNAPSHOT = '000003A1-1');
>
> I don't see the need to change the BEGIN command, which is SQL
> Standard. We don't normally do that.
>
> If we have pg_export_snapshot() why not pg_import_snapshot() as well?
>
> --
> Simon Riggs http://www.2ndQuadrant.com/
> PostgreSQL Development, 24x7 Support, Training & Services
i would definitely argue for a syntax like the one proposed by Joachim.. i
could stay the same if this is turned into some sort of flashback
implementation some day.
regards,
hans
--
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