On 4 February 2012 06:21, Yiming Sun <yiming....@gmail.com> wrote:
> I cannot have one composite column name with 3 components while another
> with 4 components?
Just put 4 components and left last empty (if it is same type)?!
Another question I have is how flexible composite columns actually are. If
> my data model has a CF containing US zip codes with the following composite
> columns:
>
> {OH:Spring Field} : 45503
> {OH:Columbus} : 43085
> {FL:Spring Field} : 32401
> {FL:Key West} : 33040
>
> I know I can ask cassandra to "give me the zip codes of all cities in OH".
> But can I ask it to "give me the zip codes of all cities named Spring
> Field" using this model? Thanks.
>
No. You set first composite component at first.
