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Re: performance considerations of jsonb vs separate rows

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Am 19. Juni 2017 21:29:40 MESZ schrieb Rob Nikander <rob.nikander@xxxxxxxxx>:

>
>I'm wondering about the tradeoffs, specifically: is it possible to
>update one piece of a jsonb value without having to rewrite the entire
>field? 


Updates in PostgreSQL are always Delete & Insert. So the answer is no. For session-data please consider unlogged tables.


Regards, Andreas


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