Re: ttl in collections

2015-01-06 Thread Eduardo Cusa
thanks Jens and Ryan, is clear to me what happens with tombstones for a CF row Now, the same behavior that apply to CF rows also apply to elements in a set Data type? Regards On Tue, Jan 6, 2015 at 12:31 PM, Ryan Svihla wrote: > Tombstone management is a big conversation, you can manage it in

Re: ttl in collections

2015-01-06 Thread Ryan Svihla
Tombstone management is a big conversation, you can manage it in one of the following ways 1) set a gc_grace_seconds of 0 and then run nodetool compact while using size tiered compaction..as frequently as needed. This often is a pretty lousy solution as gc_grace_seconds means you're not very parti

Re: ttl in collections

2015-01-06 Thread Jens-U. Mozdzen
Hi Eduardo, Zitat von Eduardo Cusa : [...] I have to worry about the tombstones generated? Considering that I will have many daily set updates that depends on your definition of "many"... we've run into a situation where we wanted to age out old data using TTL... unfortunately, we ran in

Re: ttl in collections

2015-01-05 Thread Eduardo Cusa
Hi, using the following updates i made expire the direfent values in deferent times: update categories_sync using ttl 60 set category = category + {'2'} where userid = 'u1'; update categories_sync using ttl 120 set category = category + {'3'} where userid = 'u1'; update categories_sync using

ttl in collections

2015-01-05 Thread Eduardo Cusa
Hi guys, I have to work with the following model: userid : text categories: [3, 4, 55, 623, ...] in my use case, the list of values is updated every day, with 100 millons of users and a total of 500 categories at most. There is a way to assign a TT to each item in the category list?