Posted almost 2 years ago. Visible to the public.

PostgreSQL: How to UPDATE multiple attributes with multiple joins

This is an extension to PostgreSQL vs MySQL: How to UPDATE using a JOIN.

UPDATE employees SET department_name =, department_area = FROM departments, areas WHERE employees.department_id = AND = areas.department_id

Does your version of Ruby on Rails still receive security updates?
Rails LTS provides security patches for old versions of Ruby on Rails (3.2 and 2.3).

Owner of this card:

Emanuel De
Last edit:
almost 2 years ago
by Henning Koch
About this deck:
We are makandra and do test-driven, agile Ruby on Rails software development.
License for source code
Posted by Emanuel De to makandra dev
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