The following bug has been logged on the website:
Bug reference: 15849
Logged by: TAKATSUKA Haruka
Email address: harukat@sraoss.co.jp
PostgreSQL version: 12beta1
Operating system: (document)
Description:
The text in Generated Columns subsection at 12beta1 and HEAD includes *1
"height_in numeric GENERATED ALWAYS AS (height_cm * 2.54) STORED".
It should be
"height_in numeric GENERATED ALWAYS AS (height_cm / 2.54) STORED".
*1 https://www.postgresql.org/docs/devel/ddl-generated-columns.html