The following documentation comment has been logged on the website: Page: https://www.postgresql.org/docs/10/static/functions-datetime.html Description: the result of t=# SELECT DATE_PART('month', '2018-05-31'::timestamp - '2018-02-24'::timestamp); date_part ----------- 0 (1 row) looks correct, but not intuitive, maybe we need a NB for: t=# SELECT DATE_PART('month', justify_interval('2018-05-31'::timestamp - '2018-02-24'::timestamp)); date_part ----------- 3 (1 row) https://stackoverflow.com/questions/50465632/postgresql-10-4-date-difference/50465676#50465676
pgsql-docs by date:
Соглашаюсь с условиями обработки персональных данных