Hi Everton, AFAIK, the pb is not forcing data to a specific node, but forcing some kind of data locality.
There is things into cql to do it: you define a composite key (K1, K2), and K1 part is used as a rowkey and K2 is used within column name. So, all rows with same K1 are on the same node. See also https://issues.apache.org/jira/browse/CASSANDRA-5054 Dominique De : Everton Lima [mailto:[email protected]] Envoyé : mercredi 2 janvier 2013 19:20 À : [email protected] Objet : Re: Force data to a specific node We need to do this to minimize the network I/O. We have our own load data balance algorithm. We have some data that is best to process in a local machine. Is it possible? How? 2013/1/2 Edward Sargisson <[email protected]<mailto:[email protected]>> Why would you want to? ________________________________ From: Everton Lima <[email protected]<mailto:[email protected]>> To: Cassandra-User <[email protected]<mailto:[email protected]>> Sent: Wed Jan 02 18:03:49 2013 Subject: Force data to a specific node It is possible to force a data to stay in a specific node? -- Everton Lima Aleixo Bacharel em Ciência da Computação pela UFG Mestrando em Ciência da Computação pela UFG Programador no LUPA -- Everton Lima Aleixo Bacharel em Ciência da Computação pela UFG Mestrando em Ciência da Computação pela UFG Programador no LUPA
