information_schema (not "schedule"; GP had a typo in the query) is part of the ANSI SQL standard[1] so should work with any database that implements the ANSI st

information_schema (not "schedule"; GP had a typo in the query) is part of the ANSI SQL standard[1] so should work with any database that implements the ANSI standard. Note that not all databases or SQL dialects comply with this. [1] https://en.wikipedia.org/wiki/Information_schema https://en.wikipedia.org/wiki/Information_schema