Re: Postgres query completion status?
От | Richard Neill |
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Тема | Re: Postgres query completion status? |
Дата | |
Msg-id | 4B09554E.8090502@cam.ac.uk обсуждение исходный текст |
Ответ на | Re: Postgres query completion status? (Greg Smith <greg@2ndquadrant.com>) |
Список | pgsql-performance |
Greg Smith wrote: > Richard Neill wrote: >> Am I missing something though, or is this project dormant, without >> having released any files? > > My bad--gave you the wrong url. > http://git.postgresql.org/gitweb?p=pg_top.git;a=summary has the project > I meant to point you toward. Will try that out... > >> What I really want to know is, how far through that query has it got? >> (For example, if the query is an update, then surely it knows how many >> rows have been updated, and how many are yet to go). > I understand what you want. The reason you're not getting any > suggestions is because that just isn't exposed in PostgreSQL yet. > Clients ask for queries to be run, eventually they get rows of results > back, but there's no notion of how many they're going to get in advance > or how far along they are in executing the query's execution plan. > There's a couple of academic projects that have started exposing more of > the query internals, but I'm not aware of anyone who's even started > moving in the direction of what you'd need to produce a progress bar. > Is there any internal table (similar to pg_stat_activity) I can look at? Richard
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