Actually, it was pointed out to me that there's a comment in
org.apache.cassandra.service.StorageProxy#cas() that says:
// finish the paxos round w/ the desired updates
// TODO turn null updates into delete?
Commit proposal = Commit.newProposal(key, ballot,
I presume it can be done because conditional deletes work through CQL3.
Out of interest where do you have an example or a reference for this?
Cheers
-
Aaron Morton
Cassandra Consultant
New Zealand
@aaronmorton
http://www.thelastpickle.com
On 26/07/2013, at 8:07 AM, Kalpana
Yep, for example, I created a simple users table and then issued a delete
with an IF statement. i.e
CREATE TABLE users (
user_name varchar,
password varchar,
state varchar,
PRIMARY KEY (user_name)
);
INSERT INTO users
(user_name, password,
Hi,
I've been playing around with CAS (compare-and-swap) in the 2.0 beta, using
the Thrift API. I can't at all figure out how to delete columns while using
CAS, however. I'm able to update/insert columns by adding them to the list
of updates that is passed as a parameter to