On Mon, Jul 15, 2013 at 12:26 AM, aaron morton <aa...@thelastpickle.com>wrote:
> Aaron Morton can confirm but I think one problem could be that to create > an index on a field with small number of possible values is not good. > > Yes. > In cassandra each value in the index becomes a single row in the internal > secondary index CF. You will end up with a huge row for all the values with > false. > > And in general, if you want a queue you should use a queue. > This would seem to conflict with the advice to only use secondary indexes on fields with low cardinality, not high cardinality. I guess low cardinality is good, as long as it isn't /too/ low? -- mithrandi, i Ainil en-Balandor, a faer Ambar
