Back-patch to 10.
Author: Andreas Karlsson
Discussion: https://postgr.es/m/
043acae2-a369-b7fa-be48-
1933aa2e82d1%40proxel.se
[ WITH [ RECURSIVE ] with_query [, ...] ]
INSERT INTO table_name [ AS alias ] [ ( column_name [, ...] ) ]
- [ OVERRIDING { SYSTEM | USER} VALUE ]
+ [ OVERRIDING { SYSTEM | USER } VALUE ]
{ DEFAULT VALUES | VALUES ( { expression | DEFAULT } [, ...] ) [, ...] | query }
[ ON CONFLICT [ conflict_target ] conflict_action ]
[ RETURNING * | output_expression [ [ AS ] output_name ] [, ...] ]