Hi,
Looks like there's a small typo in Release Notes 10.4 - the final "s" is
missing in one of the occurrences of <literal>GROUPING SETS</literal>.
While it's not the most important fix in the world, please consider the
attached patch.
--
Liudmila Mantrova
Technical writer at Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company