Can I use… cume_dist()


Full BigQuery support since 2.0. Full H2 support since 1.4.199. Full SQLite support since 3.25.0. Full MySQL support since 8.0.11. Full MariaDB support since 10.2. Full Db2 (LUW) support since 11.1. Full SQL Server support since 2012. Full PostgreSQL support since 8.4. Full Oracle DB support since 11gR1.Apache DerbyBigQueryDb2 (LUW)H2MariaDBMySQLOracle DBPostgreSQLSQL ServerSQLite200520072009201120132015201720192021✓ 3.25.0+⊘ 3.5.7 - 3.23.1✓ 2012+⊘ 2008R2✓ 8.4+⊘ 8.3✓ 11gR1+✓ 8.0.11+⊘ 5.0 - 5.7✓ 10.2+⊘ 5.1 - 10.1✓ 1.4.199+⊘ 1.4.191✓ 11.1+⊘ 9.7 - 10.5✓ 2.0+⊘ 10.15.1.3 - 10.16.1.1

The cume_dist() window function returns a relative measure (0-1) of where the current row is in the result according to the order by clause.

SELECT cume_dist() OVER (ORDER BY …)
  FROM …

Normative References

The cume_dist() window function is defined in ISO/IEC 9075:2016-2 as part of optional feature T612, “Advanced OLAP operations”.

About the Author

Photo of Markus Winand

Markus Winand is the SQL Renaissance Ambassador. He is on a mission to introduce developers to the evolution of SQL in the 21st century. Markus can be hired as trainer, speaker and consultant via winand.at.

Buy his Book

Cover of “SQL Performance Explained”: Squirrel running on grass

The essence of SQL tuning in 200 pages

Buy now!
(paperback and/or PDF)

Paperback also available at Amazon.com.

Hire Markus

Markus offers SQL training and consulting for developers working at companies of any size.
Learn more »

Connect with Markus Winand

Markus Winand on LinkedInMarkus Winand on XINGMarkus Winand on Twitter
“modern SQL” by Markus Winand is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 Unported License.
Legal | Contact | NO WARRANTY | Trademarks | Privacy and GDPR | CC-BY-NC-ND 3.0 license