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From DuyHai Doan <doanduy...@gmail.com>
Subject Re: CQL: Any way to have inequalities on multiple clustering columns in a WHERE clause?
Date Fri, 28 Feb 2014 06:26:52 GMT
Clint, what you want is this :
https://issues.apache.org/jira/browse/CASSANDRA-4851

select * from foo where key=something and fam = 'Info' and (qual,version) >
('A',2013) and qual < 'D' ALLOW FILTERING


On Fri, Feb 28, 2014 at 6:57 AM, Clint Kelly <clint.kelly@gmail.com> wrote:

> All,
>
> Is there any way to have inequalities comparisons on multiple clustering
> columns in a WHERE clause in CQL?  For example, I'd like to do:
>
> select * from foo where fam = 'Info' and qual > 'A' and qual < 'D' and
> version > 2013 ALLOW FILTERING;
>
> I get an error:
>
>     Bad Request: PRIMARY KEY part version cannot be restricted (preceding
> part qual is either not restricted or by a non-EQ relation)
>
> when I try this.  Is there any way to make a query like this work?  I
> understand that this query will not be a nice, continuous scan of data, but
> I'd rather have a slower query than have to do all of this filtering on the
> client side.  Any other suggestions?
>
> BTW my table looks like this:
>
> CREATE TABLE foo (
>   key text,
>   fam text,
>   qual text,
>   version int,
>   val text,
>   PRIMARY KEY (key, fam, qual, version)
> ) WITH
>   bloom_filter_fp_chance=0.010000 AND
>   caching='KEYS_ONLY' AND
>   comment='' AND
>   dclocal_read_repair_chance=0.000000 AND
>   gc_grace_seconds=864000 AND
>   index_interval=128 AND
>   read_repair_chance=0.100000 AND
>   replicate_on_write='true' AND
>   populate_io_cache_on_flush='false' AND
>   default_time_to_live=0 AND
>   speculative_retry='99.0PERCENTILE' AND
>   memtable_flush_period_in_ms=0 AND
>   compaction={'class': 'SizeTieredCompactionStrategy'} AND
>   compression={'sstable_compression': 'LZ4Compressor'};
>
> Best regards,
> Clint
>

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