Re: Hector Problem Basic one

2011-10-11 Thread CASSANDRA learner
failure, > ie with network (AWS), it will retry and add it back into the pool. > > Ben > > On 11 October 2011 11:09, CASSANDRA learner > wrote: > > Hi Every One, > > > > Actually I was using cassandra long time back and when i tried today, I > am > >

Hector Problem Basic one

2011-10-11 Thread CASSANDRA learner
Hi Every One, Actually I was using cassandra long time back and when i tried today, I am getting a problem from eclipse. When i am trying to run a basic hector (java) example, I am getting an exception me.prettyprint.hector.api.exceptions.HectorException: All host pools marked down. Retry burden p

Re: HOW TO select a column or all columns that start with X

2011-08-04 Thread CASSANDRA learner
Can you please gimme an example on this using hector client On Thu, Aug 4, 2011 at 7:18 AM, Boris Yen wrote: > It seems to me that your column name consists of two components. If you > have the luxury to upgrade your cassandra to 0.8.1+, I think you can think > about using the composite type/col

Significance of java_pidxxx.hprof

2011-08-03 Thread CASSANDRA learner
As per subject, Please explain me what is the significance of java_pidxxx.hprof

Re: Sample Cassandra project in Tomcat

2011-08-03 Thread CASSANDRA learner
Hi, Thnks for the info On Wed, Aug 3, 2011 at 4:03 PM, samal wrote: > I don't know much about this, may help you.. > > http://www.codefreun.de/apolloUI/ > http://www.codefreun.de/apollo/ > > > > On Wed, Aug 3, 2011 at 3:36 PM, CASSANDRA learner < > cassandra

Re: Sample Cassandra project in Tomcat

2011-08-03 Thread CASSANDRA learner
thub.com/rantav/hector/ > You should find what you are looking for there. > If you are looking for a tomcat (and .war) example, you should send an > email to the tomcat mailing list. > > > 2011/8/3 CASSANDRA learner : > > Hiii, > > > > Can any one pleaze send me any

Re: Killing cassandra is not working

2011-08-03 Thread CASSANDRA learner
e port twice. > > I would suggest you to kill all instances of Cassandra and start it again. > > > > 2011/8/3 Nilabja Banerjee > >> try to use *grep* command to check the port where your cassandra was >> running. >> >> >> On 3 August 2011 16:

Killing cassandra is not working

2011-08-03 Thread CASSANDRA learner
H,, I was running cassandra in my mac and after some time the machine got to sleep mode. Now after the machine is On. I tried to kill the process of cassandra. But i could not able to do that as i could not able to find out the process id. theres no process there when i pinged PS command in ma

Sample Cassandra project in Tomcat

2011-08-03 Thread CASSANDRA learner
Hiii, Can any one pleaze send me any sample application which is (.war) implemented in java/jsp and cassandra db (Tomcat)

Re: Can we store java objects and images/files in cassandra

2011-07-27 Thread CASSANDRA learner
Thanks for the response Oliver, Can you please let me know where can i find an example for storing images and files. I could not able to find one in tht link. Please let me know On Wed, Jul 27, 2011 at 1:48 PM, Oliver Dungey wrote: > You can store anything you like in Cassandra. The type of data

Read process

2011-07-27 Thread CASSANDRA learner
Hi, I am having one doubt regarding reads. The data will be stored in commitlog,memtable,sstables right.. While reading the data may be available in all the three right, then from where the reads happens,, form commit log? or from Memtable ? or from SSTables.. Please explain friends Thnks

Can we store java objects and images/files in cassandra

2011-07-27 Thread CASSANDRA learner
Hi, Can we store images , java objects, files in cassandra, if so , how Please let me know this as i need it urgently...

Is Cassandra Secured

2011-07-27 Thread CASSANDRA learner
Hi, My Question is regarding security. The data will be written in the disks in strings right! then how come the data is secured, Is it not secured ???

Re: Slow Reads

2011-07-27 Thread CASSANDRA learner
R u using hector client for java On Tue, Jul 26, 2011 at 11:17 PM, Priyanka wrote: > this is how my data looks > “rowkey1”:{ >“supercol1”:{ “col1”:T,”col2”:C} >“supercol2”:{“col1”:C,”col2”:T } >“supercol3”:{ “col1”:C,”col2”:T} >} > "rowkey2”:{

Capacity Planning

2011-07-26 Thread CASSANDRA learner
Can you guys please explain how to do capacity planning in cassandra

Re: Stress test using Java-based stress utility

2011-07-26 Thread CASSANDRA learner
Hi,, I too wanna know what this stress tool do? What is the usage of this tool... Please explain On Fri, Jul 22, 2011 at 6:39 PM, Jonathan Ellis wrote: > What does nodetool ring say? > > On Fri, Jul 22, 2011 at 12:43 AM, Nilabja Banerjee > wrote: > > Hi All, > > > > I am following this foll

Re: Memtables stored in which location

2011-07-21 Thread CASSANDRA learner
tiple sstables > and memtables. > > Cheers > > - > Aaron Morton > Freelance Cassandra Developer > @aaronmorton > http://www.thelastpickle.com > > On 21 Jul 2011, at 21:17, CASSANDRA learner wrote: > > Hi, > > You r right but i too have some con

Re: Memtables stored in which location

2011-07-21 Thread CASSANDRA learner
Thanks samal... I got it now On Thu, Jul 21, 2011 at 4:11 PM, samal wrote: > > Any ways , some where memtable has to be stored right, like we say memtable > data is flushed to create sstable on disk. > >> Exactly from which location or memory it will be getting from. is it like >> an objects

Re: Memtables stored in which location

2011-07-21 Thread CASSANDRA learner
Hi, You r right but i too have some concerns... Any ways , some where memtable has to be stored right, like we say memtable data is flushed to create sstable on disk. Exactly from which location or memory it will be getting from. is it like an objects streams or like it is storing the values in c

Re: Cassandra training in Bangalore, India

2011-07-21 Thread CASSANDRA learner
Yes Sure, That would be better if could make it out like fee kind or meetup some where some time... On Thu, Jul 21, 2011 at 11:35 AM, Sasha Dolgy wrote: > I am quite certain if you find enough people and pony up the fees a few > people on this list would be willing to make the journey... > On J

Cassandra & CLOUD . How its related

2011-07-20 Thread CASSANDRA learner
Hi Guys, When we talk about cassandra, any how we connect it to cloud. I dont understand how it is connected to cloud. Whats this Cassandra Cloud.

Re: best example of indexing

2011-07-20 Thread CASSANDRA learner
where can i get that. Can you please help me out On Wed, Jul 20, 2011 at 3:39 PM, Sasha Dolgy wrote: > Examples exist in the conf directory of the distribution... > On Jul 20, 2011 11:48 AM, "CASSANDRA learner" > wrote: > > Hi Guys, > > > > Can you please

best example of indexing

2011-07-20 Thread CASSANDRA learner
Hi Guys, Can you please give me the best example of creating index on a column family. As I am completely new to this, Can you please give me a simple and good example.

Cassandra training in Bangalore, India

2011-07-20 Thread CASSANDRA learner
Is there anywhere the training on cassandra is available in bamgalore, India