try this:

CREATE COLUMNFAMILY post (
    KEY uuid,
    author uuid,
    blog timeuuid, -- sortable
    name text,
    data text,
    PRIMARY KEY ( KEY, blog )
);

create index on post (author);

SELECT * FROM post
WHERE
    blog >= 4d6b5fc5-487b-11e3-a6f4-406c8f1838fa
    AND blog <= 50573ef8-487b-11e3-be65-406c8f1838fa
    AND author= a6c9f405-487b-11e3-bd38-406c8f1838fa
;

works if blog can be modeled this way...

ml


On Fri, Nov 8, 2013 at 6:58 AM, Сергей Нагайцев <mcd....@gmail.com> wrote:

> CREATE COLUMNFAMILY post (
>     KEY uuid,
>     author uuid,
>     blog uuid,
>     name text,
>     data text,
>     PRIMARY KEY ( KEY )
> );
>
> SELECT * FROM post WHERE blog IN (1,2) AND author=3 ALLOW FILTERING;
> (don't look at fact numbers are not uuids :)
>
> Error: IN predicates on non-primary-key columns (blog) is not yet supported
>
> And how to workaround this ?
> Manual index tables ? Any guidelines how to design them ?
>

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