Обсуждение: [DOCS] Examples with columns and tables

The following documentation comment has been logged on the website:

Page: https://www.postgresql.org/docs/9.4/static/functions-json.html
Description:

I am looking for documentation examples with actual columns and tables. The
documentation only shows examples with literal values, and when I try to use
the functions on an actual column, I run into syntax errors.

Specifically, I am having problems with the JSON and JSONB functions.

https://www.postgresql.org/docs/9.4/static/functions-json.html