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https://issues.apache.org/jira/browse/CASSANDRA-2474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13099103#comment-13099103
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Pavel Yaskevich edited comment on CASSANDRA-2474 at 9/7/11 5:09 PM:
--------------------------------------------------------------------
To make it Hive friendly
{noformat}
-- sparse select example
SELECT tweet_id; username, body; location FROM tweets:transposed WHERE key =
<key> AND username = 'xedin';
-- dense select example
SELECT tweet_id; username; location FROM tweets:transposed WHERE key = <key>
AND username = 'xedin';
-- insert
INSERT INTO tweets (KEY, COMPOUND_NAME('2e1c3308', username)) VALUES (<key>,
'cscotta');
INSERT INTO tweets (KEY, COMPOUND_NAME('2e1c3308', body)) VALUES (<key>,
'Brother...');
INSERT INTO tweets (KEY, COMPOUND_NAME('2e1c3308', 'cscotta')) VALUES (<key>,
'Brother...');
-- update
UPDATE tweets SET value = 'My motocycle...' WHERE KEY = <key> AND
COMPOUND_NAME('2e1c3308', 'cscotta');
{noformat}
was (Author: xedin):
To make it Hive friendly
{noformat}
-- sparse select example
SELECT tweet_id; username, body; location FROM tweets:transposed WHERE key =
<key> AND username = 'xedin';
-- dense select example
SELECT tweet_id; username; location FROM tweets:transposed WHERE key = <key>
AND username = 'xedin';
-- insert
INSERT INTO tweets:transposed (KEY, COMPOUND_NAME('2e1c3308', username))
VALUES (<key>, 'cscotta');
INSERT INTO tweets:transposed (KEY, COMPOUND_NAME('2e1c3308', body))
VALUES (<key>, 'Brother...');
INSERT INTO tweets:transposed (KEY, COMPOUND_NAME('2e1c3308', 'cscotta'))
VALUES (<key>, 'Brother...');
-- update
UPDATE tweets:transposed SET value = 'My motocycle...' WHERE KEY = <key> AND
COMPOUND_NAME('2e1c3308', 'cscotta');
{noformat}
> CQL support for compound columns
> --------------------------------
>
> Key: CASSANDRA-2474
> URL: https://issues.apache.org/jira/browse/CASSANDRA-2474
> Project: Cassandra
> Issue Type: Sub-task
> Components: API, Core
> Reporter: Eric Evans
> Assignee: Pavel Yaskevich
> Labels: cql
> Fix For: 1.0
>
> Attachments: screenshot-1.jpg, screenshot-2.jpg
>
>
> For the most part, this boils down to supporting the specification of
> compound column names (the CQL syntax is colon-delimted terms), and then
> teaching the decoders (drivers) to create structures from the results.
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