Re: Is there any method to keep table in memory at startup
От | Vinay Jain |
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Тема | Re: Is there any method to keep table in memory at startup |
Дата | |
Msg-id | 409B7B78.8080905@sarathi.ncst.ernet.in обсуждение исходный текст |
Ответ на | Re: Is there any method to keep table in memory at startup ("Andrew Dunstan" <andrew@dunslane.net>) |
Ответы |
Re: Is there any method to keep table in memory at startup
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Список | pgsql-hackers |
Andrew Dunstan wrote: >Vinay Jain said: > > >>Andrew Dunstan wrote: >> >> >> >>>uh ... maybe you need to look in your C manual about the effect of a >>>"static" declaration. The object will be created once. >>> >>> >>> >>yup I know the effect of Static but this is also fact that when >>program terminates and restarts object will be created again...(not >>persistant).. >> >> >> > >you can have it preloaded and persistent to the end of the server run, see >http://www.postgresql.org/docs/current/static/runtime-config.html#RUNTIME- >CONFIG-RESOURCE > > > > >>one thing strikes in my mind is that indchar_lt is function in shared >>object file indchar.so.....if this file is not unloaded during Order by >> call than this static defination can work for me.. >>Not sure but I think this file is loaded each time indchar_lt is called >> in order by clause... >> >> >> > >If course it is not loaded each time. That would be insane. If not >preloaded it is loaded when first called in each process, and then kept. >It is never unloaded (except by the termination of the process that loaded >it). > >It seems you have been laboring under a misapprehension. > If this is the case than I can make connection to data base in starting of indchar.so file and close connection at end of it and it should work.... bingo!! it would solve my problem > >cheers > >andrew > >thanx > >Vinay Jain >---------------------------(end of broadcast)--------------------------- >TIP 1: subscribe and unsubscribe commands go to majordomo@postgresql.org > > >
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