Re: Strategy to delete/expire keys in cassandra

2010-03-10 Thread Weijun Li
umn.java? > > > Thanks, > -Weijun > > -Original Message----- >> From: Sylvain Lebresne [mailto:sylv...@yakaz.com] >> Sent: Thursday, February 25, 2010 2:23 AM >> To: Weijun Li >> Cc: cassandra-user@incubator.apache.org >> Subject: Re: Strategy t

Re: Strategy to delete/expire keys in cassandra

2010-03-10 Thread Weijun Li
bresne [mailto:sylv...@yakaz.com] > Sent: Thursday, February 25, 2010 2:23 AM > To: Weijun Li > Cc: cassandra-user@incubator.apache.org > Subject: Re: Strategy to delete/expire keys in cassandra > > Hi, > > > Should I just run command (in Cassandra 0.5 source folder?) like:

RE: Strategy to delete/expire keys in cassandra

2010-02-26 Thread Weijun Li
un -Original Message- From: Sylvain Lebresne [mailto:sylv...@yakaz.com] Sent: Thursday, February 25, 2010 2:23 AM To: Weijun Li Cc: cassandra-user@incubator.apache.org Subject: Re: Strategy to delete/expire keys in cassandra Hi, > Should I just run command (in Cassandra 0.5 source fo

Re: Strategy to delete/expire keys in cassandra

2010-02-25 Thread Sylvain Lebresne
27;m not convince this happen and I'm not sure why. -- Sylvain > > > > From: Weijun Li [mailto:weiju...@gmail.com] > Sent: Tuesday, February 23, 2010 6:18 PM > To: cassandra-user@incubator.apache.org > Subject: Re: Strategy to delete/expire keys in cassandra > > &

RE: Strategy to delete/expire keys in cassandra

2010-02-24 Thread Weijun Li
PM To: cassandra-user@incubator.apache.org Subject: Re: Strategy to delete/expire keys in cassandra Thanks for the answer. A dumb question: how did you apply the patch file to 0.5 source? The link you gave doesn't mention that the patch is for 0.5?? Also, this ExpiringColumn feature doesn't

Re: Strategy to delete/expire keys in cassandra

2010-02-23 Thread Weijun Li
Thanks for the answer. A dumb question: how did you apply the patch file to 0.5 source? The link you gave doesn't mention that the patch is for 0.5?? Also, this ExpiringColumn feature doesn't seem to expire key/row, meaning the number of keys will keep grow (even if you drop columns for them) unl

Re: Strategy to delete/expire keys in cassandra

2010-02-23 Thread Sylvain Lebresne
Hi, Maybe the following ticket/patch may be what you are looking for: https://issues.apache.org/jira/browse/CASSANDRA-699 It's flagged for 0.7 but as it breaks the API (and if I understand correctly the release plan) it may not make it in cassandra before 0.8 (and the patch will have to change to

Strategy to delete/expire keys in cassandra

2010-02-23 Thread Weijun Li
It seems that we are mostly talking about write and read keys into/from Cassandra cluster. I’m wondering how did you successfully deal with deleting/expiring keys in Cassandra? An typical example is you want to delete keys that haven’t been modified in certain time period (i.e., old keys). Here’