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From "Sylvain Lebresne (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-11513) Result set is not unique on primary key (cql)
Date Mon, 18 Apr 2016 08:18:25 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-11513?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sylvain Lebresne updated CASSANDRA-11513:
-----------------------------------------
    Reviewer: Sylvain Lebresne

> Result set is not unique on primary key (cql) 
> ----------------------------------------------
>
>                 Key: CASSANDRA-11513
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-11513
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Tianshi Wang
>            Assignee: Joel Knighton
>
> [cqlsh 5.0.1 | Cassandra 3.4 | CQL spec 3.4.0 | Native protocol v4]
> Run followings,
> {code}
> drop table if exists test0;
> CREATE TABLE test0 (
>     pk int,
>     a int,
>     b text,
>     s text static,
>     PRIMARY KEY (pk, a)
> );
> insert into test0 (pk,a,b,s) values (0,1,'b1','hello b1');
> insert into test0 (pk,a,b,s) values (0,2,'b2','hello b2');
> insert into test0 (pk,a,b,s) values (0,3,'b3','hello b3');
> create index on test0 (b);
> insert into test0 (pk,a,b,s) values (0,2,'b2 again','b2 again');
> {code}
> Now select one record based on primary key, we got all three records.
> {code}
> cqlsh:ops> select * from test0 where pk=0 and a=2;
>  pk | a | s        | b
> ----+---+----------+----------
>   0 | 1 | b2 again |       b1
>   0 | 2 | b2 again | b2 again
>   0 | 3 | b2 again |       b3
> {code}
> {code}
> cqlsh:ops> desc test0;
> CREATE TABLE ops.test0 (
>     pk int,
>     a int,
>     b text,
>     s text static,
>     PRIMARY KEY (pk, a)
> ) WITH CLUSTERING ORDER BY (a ASC)
>     AND bloom_filter_fp_chance = 0.01
>     AND caching = {'keys': 'ALL', 'rows_per_partition': 'NONE'}
>     AND comment = ''
>     AND compaction = {'class': 'org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy',
'max_threshold': '32', 'min_threshold': '4'}
>     AND compression = {'chunk_length_in_kb': '64', 'class': 'org.apache.cassandra.io.compress.LZ4Compressor'}
>     AND crc_check_chance = 1.0
>     AND dclocal_read_repair_chance = 0.1
>     AND default_time_to_live = 0
>     AND gc_grace_seconds = 864000
>     AND max_index_interval = 2048
>     AND memtable_flush_period_in_ms = 0
>     AND min_index_interval = 128
>     AND read_repair_chance = 0.0
>     AND speculative_retry = '99PERCENTILE';
> CREATE INDEX test0_b_idx ON ops.test0 (b);
> {code}



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