Re: Dynamic creation of list partitions in highly concurrent write environment

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От
Tom Lane
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Re: Dynamic creation of list partitions in highly concurrent write environment
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3807.1685626337@sss.pgh.pa.us
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Dynamic creation of list partitions in highly concurrent write environment Jim Vanns <jvanns@ilm.com>
Re: Dynamic creation of list partitions in highly concurrent write environment Tom Lane <tgl@sss.pgh.pa.us>
Re: Dynamic creation of list partitions in highly concurrent write environment Jim Vanns <jvanns@ilm.com>
Jim Vanns  writes:
> Here's the general approach we have, without code and with hypothetical
> model, since I'm writing this hastily;

> table devices; <-- After trigger on here
> table routes; <-- To create physical partition for this logical table
> table route_for_device_N; <-- The dynamically created partition

> We don't know the device names and thus partitions up front, hence the need
> for dynamic creation. How do you go about doing this or is it folly!?

Sounds like folly, TBH.  You're going to end with a ridiculous number
of partitions of the routes table, which will not be good for performance.

			regards, tom lane


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