Re: Need Help with Cassandra Tombstone

2014-12-15 Thread DuyHai Doan
Hello Chamila If you're deleting and inserting again a clustering column, it looks like a queue anti-pattern to be avoided: http://www.datastax.com/dev/blog/cassandra-anti-patterns-queues-and-queue-like-datasets On Mon, Dec 15, 2014 at 10:06 AM, Chamila Wijayarathna < cdwijayarat...@gmail.com

Need Help with Cassandra Tombstone

2014-12-15 Thread Chamila Wijayarathna
Hello all, I have a column family where I have to update a field frequency, but it is a clustering key. So I am deleting the existing row and adding a new row again with updated frequency. I want to free the space used for deleted rows as soon as possible, so I decided to change gc_grace_seconds