Re: Unknown CF / Schema OK

I did figure this out: When adding a columnfamily, the query timed out before all nodes replied, and I sent the schema out again. Half the nodes ended up with the CF having UUID A and half the nodes ended up with the new CF but UUID B. UnknownColumnFamilyExceptions were thrown until the enqueued

cassandra triggers

Hi All, I want to use triggers in cassandra. Is there any tutorial on creating triggers in cassandra . Also I am not good in java. Pl help !! Regards: Rahul Bhardwaj -- Follow IndiaMART.com for latest updates on this and more:

Really high read latency

Hi! So I've got a table like this: CREATE TABLE "default".metrics (row_time int,attrs varchar,offset int,value double, PRIMARY KEY(row_time, attrs, offset)) WITH COMPACT STORAGE AND bloom_filter_fp_chance=0.01 AND caching='KEYS_ONLY' AND comment='' AND dclocal_read_repair_chance=0 AND gc_grace_sec

OutOfMemoryError in ReadStage

Hi all - I had a nasty streak of OOMs earlier today (several on one node, and a single OOM on one other node). I've downloaded a few of the hprof files for local analysis. In each case, there is a single ReadStage thread with a huge (> 7.5GB) org.apache.cassandra.db.ArrayBackedSortedColumns inst

Re: CQL 3.x Update ...USING TIMESTAMP...

@Eric Stevens Thanks for representing my position while I came back to this thread. @Tyler With your recommendation, won't I end up saving all the version(s) of the document. In my case the document is pretty huge (~5mb) and each document has up to 10 versions. And you already highlighted that lig

Unknown CF / Schema OK

​After upgrading a schema, I'm getting lots of UnknownColumnFamilyException in the logs. However, all nodes have the same schema as reported by nodetool describecluster. I queried the system tables for the given column family UUID, but it doesn't appear in any of the schemas on any of the nodes.