Multiple indexes matched with IN

This example uses the following table and indexes:

CREATE TABLE IF NOT EXISTS cycling.comments_vs (
  record_id timeuuid,
  id uuid,
  commenter text,
  comment text,
  comment_vector VECTOR <FLOAT, 5>,
  created_at timestamp,
  PRIMARY KEY (id, created_at)
)
WITH CLUSTERING ORDER BY (created_at DESC);
CREATE CUSTOM INDEX commenter_idx 
    ON cycling.comments_vs (commenter) 
    USING 'StorageAttachedIndex';
CREATE CUSTOM INDEX created_at_idx 
    ON cycling.comments_vs (created_at) 
    USING 'StorageAttachedIndex';
CREATE CUSTOM INDEX ann_index 
    ON cycling.comments_vs (comment_vector) 
    USING 'StorageAttachedIndex';

Several indexes are created for the table to demonstrate how to query for matches on more than one column.

Query for match with column values in a list of values:

  • Query

  • Result

SELECT * FROM cycling.comments_vs 
    WHERE created_at IN 
        ('2017-03-21 21:11:09.999000+0000' 
        ,'2017-03-22 01:16:59.001000+0000');
 id                                   | created_at                      | comment                           | comment_vector               | commenter | record_id
--------------------------------------+---------------------------------+-----------------------------------+------------------------------+-----------+--------------------------------------
 e7ae5cf3-d358-4d99-b900-85902fda9bb0 | 2017-03-21 21:11:09.999000+0000 | Second rest stop was out of water | [0.99, 0.5, 0.99, 0.1, 0.34] |      Alex | 6d0b7b10-272b-11ee-859f-b9098002fcac
 c7fceba0-c141-4207-9494-a29f9809de6f | 2017-03-22 01:16:59.001000+0000 |     Great snacks at all reststops |  [0.1, 0.4, 0.1, 0.52, 0.09] |       Amy | 6d0fc0d0-272b-11ee-859f-b9098002fcac

Was this helpful?

Give Feedback

How can we improve the documentation?

© 2024 DataStax | Privacy policy | Terms of use

Apache, Apache Cassandra, Cassandra, Apache Tomcat, Tomcat, Apache Lucene, Apache Solr, Apache Hadoop, Hadoop, Apache Pulsar, Pulsar, Apache Spark, Spark, Apache TinkerPop, TinkerPop, Apache Kafka and Kafka are either registered trademarks or trademarks of the Apache Software Foundation or its subsidiaries in Canada, the United States and/or other countries. Kubernetes is the registered trademark of the Linux Foundation.

General Inquiries: +1 (650) 389-6000, info@datastax.com