RE: Indexing&Locking in Cassandra

2010-09-16 Thread Sandor Molnar
Thanks for your fast answer. Regarding to the composite keys: that's what I thought by default I just needed some confirmation. Unfortunately I can not use this approach in our application so I will figure out something else. I will check out Zookeeper to see if I can use it. Thanks again! Hel

Re: Indexing&Locking in Cassandra

2010-09-16 Thread Juho Mäkinen
Hello, > I have a few questions about indexing and locking in Cassandra: > - if I understood well only row level indexing exists prior to v0.7. I mean > only the primary keys are indexed. Is that true? Yes and no. The row name is the key which you use to fetch the row from cassandra. There are m

Indexing&Locking in Cassandra

2010-09-16 Thread Sandor Molnar
Hello, I have a few questions about indexing and locking in Cassandra: - if I understood well only row level indexing exists prior to v0.7. I mean only the primary keys are indexed. Is that true? - is it possible to use composite primary keys? For instance I have a user object: User(name,birthda