Article View: borland.public.cppbuilder.database.multi-tier
Article #1706Re: performance issues ClientDataSet
From: PIQUOT J�r�me
Date: Thu, 12 Aug 1999 00:00
Date: Thu, 12 Aug 1999 00:00
46 lines
2081 bytes
2081 bytes
Make your search with a TQuery on the server side of your multi-tier app and put a TClientDataSet that holds result on the client side. if you really need to have all the table data on client side you can mirror your tables in a local paradox database, but you have to write code to copy then update your local data. -- ----------------------------------------------------------------- PIQUOT J�r�me A. WOLFF SA 6, rue de la Gare 67120 ERNOLSHEIM/BRUCHE FRANCE e-mail: wolff@media-net.fr http://www.media-net.fr/wolff ----------------------------------------------------------------- jmcd <joanc@else.com.pe> a �crit dans le message : 7os6rs$cq71@forums.borland.com... > hi, > > i have a two tiered app, and i want to turn it to multi-tier, before this i > was testing the clientedatset component, and i found it very slowly with > tables more than 10000 rows, y try to set packetrecord and fetchondemand to > tune the app, but continue slow. for example i have a table of 50000 record > and i want to search a specific record and position on it it takes about 15 > minutes to go to the record. > > the point is that i have table with 10000 to 1500000 record, and some of > these tables have a record size of 1.5k o 1k, so if client data set try to > put all these record in memory i will need a lot of memory. > > Does any one have the same problem? and how did you solve it?. > > thanks in advance > > > Joan caceres > electro sur este s.a.a. > >
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X-Google-Language: ENGLISH,ASCII X-Google-Thread: fcd2b,24599ba173f48552 X-Google-Attributes: gidfcd2b,public From: "PIQUOT J�r�me" <wolff@media-net.fr> Subject: Re: performance issues ClientDataSet Date: 1999/08/12 Message-ID: <7ottcq$eld9@forums.borland.com> X-Deja-AN: 511766768 References: <7os6rs$cq71@forums.borland.com> X-Priority: 3 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2314.1300 Organization: WOLFF SA X-MSMail-Priority: Normal Reply-To: "PIQUOT J�r�me" <wolff@media-net.fr> Newsgroups: borland.public.cppbuilder.database.multi-tier