as far as I know it is not intended for MV's to have a different TTL than
the base tables. There was patch released at some point to not allow TTL
setting on MV (https://issues.apache.org/jira/browse/CASSANDRA-12868). MV's
should inherit the TTL of the base table.


On Fri, Feb 23, 2018 at 6:42 PM, Akash Gangil <akashg1...@gmail.com> wrote:

> Hi,
> I had a couple of questions:
> 1. Can I create a materialized view on a table with a TTL longer than the
> base table? For ex: my materialized view TTL is 1 month while my base table
> TTL is 1 week.
> 2. In the above scenario, since the data in my base table would be gone
> after a week, would it impact data in the materialized view?
> My use case if I have some time series data, which is stored in the base
> table by_minute and I want to downsample it to by_month. So my base table
> stores by_minute data but my materialized view stores stores by_week data.
> thanks!
> --
> Akash

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