Yes, I understand that but I think this gives a strange behaviour. Having values only on the primary key columns are perfectly valid so why should the primary key be deleted by the TTL on the non-key column.

/Tommy

On 2015-08-28 13:19, Marcin Pietraszek wrote:
Please look at primary key which you've defined. Second mutation has
exactly the same primary key - it overwrote row that you previously
had.

On Fri, Aug 28, 2015 at 1:14 PM, Tommy Stendahl
<tommy.stend...@ericsson.com> wrote:
Hi,

I did a small test using TTL but I didn't get the result I expected.

I did this in sqlsh:

cqlsh> create TABLE foo.bar ( key int, cluster int, col int, PRIMARY KEY
(key, cluster)) ;
cqlsh> INSERT INTO foo.bar (key, cluster ) VALUES ( 1,1 );
cqlsh> SELECT * FROM foo.bar ;

  key | cluster | col
-----+---------+------
    1 |       1 | null

(1 rows)
cqlsh> INSERT INTO foo.bar (key, cluster, col ) VALUES ( 1,1,1 ) USING TTL
10;
cqlsh> SELECT * FROM foo.bar ;

  key | cluster | col
-----+---------+-----
    1 |       1 |   1

(1 rows)

<wait for TTL to expire>

cqlsh> SELECT * FROM foo.bar ;

  key | cluster | col
-----+---------+-----

(0 rows)



Is this really correct?
I expected the result from the last select to be:

  key | cluster | col
-----+---------+------
    1 |       1 | null

(1 rows)


Regards,
Tommy



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