| From: | legrand legrand <legrand_legrand(at)hotmail(dot)com> |
|---|---|
| To: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [PROPOSAL] extend the object names to the qualified names in pg_stat_statements |
| Date: | 2018-11-29 09:23:28 |
| Message-ID: | 1543483408140-0.post@n3.nabble.com |
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| Thread: | |
| Lists: | pgsql-hackers |
Alvaro Herrera-9 wrote
> On 2018-Nov-28, Tom Lane wrote:
>
>> This would also entail rather significant overhead to find out schema
>> names and interpolate them into the text.
>
> True. I was thinking that the qualified-names version of the query
> would be obtained via ruleutils or some similar mechanism to deparse
> from the parsed query tree (not from the original query text), where
> only pg_catalog is considered visible. This would be enabled using a
> GUC that defaults to off.
maybe that explain on "table with many columns" suffers from the same
problem, see:
https://www.postgresql.org/message-id/1537816948278-0.post%40n3.nabble.com
https://www.postgresql.org/message-id/20180924195048.7dhnjvq5ggwjtiwi@alap3.anarazel.de
regards
PAscal
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