Re: [HACKERS] generated columns - Mailing list pgsql-hackers

From Peter Eisentraut
Subject Re: [HACKERS] generated columns
Date
Msg-id e6baf40b-8614-34f5-71a5-227c2eb1d3e0@2ndquadrant.com
Whole thread Raw
In response to Re: [HACKERS] generated columns  (Michael Paquier <michael@paquier.xyz>)
Responses Re: [HACKERS] generated columns  (Michael Paquier <michael@paquier.xyz>)
List pgsql-hackers
On 15/01/2019 08:13, Michael Paquier wrote:
> When testing a bulk INSERT into a table which has a stored generated
> column, memory keeps growing in size linearly, which does not seem
> normal to me.  If inserting more tuples than what I tested (I stopped
> at 10M because of lack of time), it seems to me that this could result
> in OOMs.  I would have expected the memory usage to be steady.

What are you executing exactly?  One INSERT command with many rows?

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


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