On 5 October 2016 at 16:58, Aleksander Alekseev
<a.aleks...@postgrespro.ru> wrote:

> What about evolving schema of JSON/JSONB/XML? For instance,
> adding/removing keys in new versions of the application. UPDATE
> COMPRESSION DICTIONARY?

You can add to a dictionary, but not remove things. I'm not sure
that's a big issue.

-- 
Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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