Re: CQL and schema-less column family

2011-09-09 Thread osishkin osishkin
shkin osishkin Date: Wed, Sep 7, 2011 at 2:02 PM Subject: Re: CQL and schema-less column family To: user@cassandra.apache.org, eev...@acunu.com Thank you very much Eric for your response. Some follow-up questions come to mind: 1. What will be the performance hit for querying a coulmn name not predefin

Re: CQL and schema-less column family

2011-09-07 Thread osishkin osishkin
Thank you very much Eric for your response. Some follow-up questions come to mind: 1. What will be the performance hit for querying a coulmn name not predefined in a schema? if it's not indexed, then I guess Cassandra will have to iterate all rows,which will impose huge overhead. 2. Assuming my g

Re: CQL and schema-less column family

2011-09-07 Thread Eric Evans
On Tue, Sep 6, 2011 at 12:22 PM, osishkin osishkin wrote: > Sorry for the newbie question but I failed to find a clear answer. > Can CQL be used to query a schema-less column family? can they be indexed? > That is, query for column names that do not necessarily exist in all > rows, and were not de