By using db<>fiddle, you agree to license everything you submit by Creative Commons CC0.
Help with an interesting Postgres question: Why isn't an Index Only Scan used on a partition accessed via the parent table?.
CREATE TABLE
a | b | c |
---|---|---|
1 | 2 | 22 |
1 | 2 | 22 |
1 | 2 | 22 |
1 | 3 | 34 |
2 | 3 | 26 |
2 | 3 | 26 |
INSERT 0 6
CREATE FUNCTION
CREATE TRIGGER
ERROR: New values in c for the same a and b combination. CONTEXT: PL/pgSQL function check_conditional_unique() line 8 at RAISE
ERROR: New values in c for the same a and b combination. CONTEXT: PL/pgSQL function check_conditional_unique() line 8 at RAISE
ERROR: Duplicate values in c for different a and b combination. CONTEXT: PL/pgSQL function check_conditional_unique() line 15 at RAISE