Very Interesting Why you open so many file? Actually what kind of
system that is built by you until open so many files? would you tell us?
Thanks...
On Sat, Jan 14, 2012 at 2:01 AM, Thorsten von Eicken t...@rightscale.comwrote:
I'm running a single node cassandra 1.0.6 server which hit a
I am also beginner user in cassandra. Honestly I wonder, if we can download
binary installer from http://cassandra.apache.org/download/ but why we
have to
check out from: svn
http://svn.apache.org/repos/asf/cassandra/trunk/cassandra-trunk ??
What is the deference between them? Can we perform
Hi Folk,
I am a beginner user in Cassandra. I have a question about the usage and
integration (or installation) hector into eclipse IDE? I try to find the
answer
by googling, but I do not find a proper guidance to do it. Would you want
to help me
by telling me how to do it or showing me the
In my opinion, To share the training material for us who do not living
in the USA is a good idea. Thanks.
Dir
On Mon, May 10, 2010 at 2:25 AM, S Ahmed sahmed1...@gmail.com wrote:
I guess the hard part would be recording something so long (9-5pm)
A video that is split between the screen (say
Hi Jonathan,
Cassandra seems has not a Blob data type. To handle binary large object
data,
we have to use array of byte. I have a question to you. Suppose I have a
MPEG
video files 15 MB. To save this video file into Cassandra database I will
store
this file into array of byte. One day, I feel
Hi Ahmed,
Casandra has a limitation to store value in to database. the maximum size is
2^31-1 byte.
if you have more than 2^31-1 byte, I suggest you to create several chunk
data.
On Mon, Apr 26, 2010 at 3:19 AM, S Ahmed sahmed1...@gmail.com wrote:
Is there a suggested sized maximum that you
Transactions are orthogonal to the design of Cassandra
Sorry, Would you want to tell me what is an orthogonal mean in this
context??
honestly I do not understand what is it.
Thank you.
On Thu, Apr 22, 2010 at 9:14 PM, Miguel Verde miguelitov...@gmail.comwrote:
No, as far as I know no one is
In general what is the difference between Cassandra and HBase??
Thanks.
No, it just means they don't have dependencies on each other. In this
case, it means you could create a transactional layer on top of
cassandra, without having to make it part of the core.
Now I Understand, thank you.
On Sun, Apr 25, 2010 at 12:46 AM, Jonathan Ellis jbel...@gmail.com wrote:
://ria101.wordpress.com/2010/02/24/hbase-vs-cassandra-why-we-moved/
http://spyced.blogspot.com/2009/03/why-i-like-cassandra.html
On Sat, Apr 24, 2010 at 10:20 AM, dir dir sikerasa...@gmail.com wrote:
In general what is the difference between Cassandra and HBase??
Thanks.
So maybe it's weird to combine ORM and Cassandra, right? Is there
anything we can take from ORM?
Honestly I do not understand what is your question. It is clear that
you can not combine ORM such as Hibernate or iBATIS with Cassandra.
Cassandra it self is not a RDBMS, so you will not map the table
...@gmail.com wrote:
On Sun, Apr 18, 2010 at 9:14 AM, dir dir sikerasa...@gmail.com wrote:
Hi Gary,
The main reason is that the compaction operation (removing deleted
values) currently requires that an entire row be read into memory.
Thank you for your explanation. But I still do not understand
into memory
whether this is a problem of out of memory?? When we need to perform
compaction operation?? In what situation we shall perform compaction
operation??
Thank You.
Dir.
On Sun, Apr 18, 2010 at 7:41 PM, Gary Dusbabek gdusba...@gmail.com wrote:
On Sat, Apr 17, 2010 at 10:50, dir dir
wrote:
On 04/16/2010 01:38 AM, dir dir wrote:
I hear Facebook.com and tweeter.com using cassandra database. In my
opinion Facebook and
tweeter have hundreds TB data. because their user reach hundreds million
people.
I think you might be forgetting just how tiny tweets are. The last
...@prescod.net wrote:
No. Cassandra has an API.
http://wiki.apache.org/cassandra/API
On Fri, Apr 9, 2010 at 8:00 PM, dir dir sikerasa...@gmail.com wrote:
Does Cassandra has a default query language such as SQL in RDBMS
and Object Query in OODBMS? Thank you.
Dir.
On Sat, Apr 10, 2010
Does Cassandra has a default query language such as SQL in RDBMS
and Object Query in OODBMS? Thank you.
Dir.
On Sat, Apr 10, 2010 at 7:01 AM, malsmith malsm...@treehousesystems.comwrote:
It's sort of an interesting problem - in RDBMS one relatively simple
approach would be calculate a
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