| Parsed test spec with 2 sessions |
| |
| starting permutation: s2a s1a s2b s2c s2d s2e s1b s2f |
| step s2a: SELECT pg_advisory_lock(0); |
| pg_advisory_lock |
| ---------------- |
| |
| (1 row) |
| |
| step s1a: SELECT * FROM foo WHERE pg_advisory_lock(0) IS NOT NULL FOR UPDATE NOWAIT; <waiting ...> |
| step s2b: UPDATE foo SET data = data; |
| step s2c: BEGIN; |
| step s2d: UPDATE foo SET data = data; |
| step s2e: SELECT pg_advisory_unlock(0); |
| pg_advisory_unlock |
| ------------------ |
| t |
| (1 row) |
| |
| step s1a: <... completed> |
| ERROR: could not obtain lock on row in relation "foo" |
| step s1b: COMMIT; |
| step s2f: COMMIT; |
