Doc: fix bogus example.

This wasn't incorrect SQL, but it was doing cm-to-inch conversion
backward, so it might confuse readers.

Per bug #15849 from TAKATSUKA Haruka.

Discussion: https://postgr.es/m/15849-37ad0c561a836107@postgresql.org
This commit is contained in:
Tom Lane 2019-06-12 23:05:40 -04:00
parent 9729c93608
commit 7dc6ae37de

View File

@ -259,7 +259,7 @@ CREATE TABLE products (
CREATE TABLE people (
...,
height_cm numeric,
height_in numeric <emphasis>GENERATED ALWAYS AS (height_cm * 2.54) STORED</emphasis>
height_in numeric <emphasis>GENERATED ALWAYS AS (height_cm / 2.54) STORED</emphasis>
);
</programlisting>
The keyword <literal>STORED</literal> must be specified to choose the