Quelle  lock-update-delete.out   Sprache: unbekannt

Parsed test spec with 2 sessions

starting permutation: s2b s1l s2u s2_blocker1 s2_unlock s2c
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker1: DELETE FROM foo;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s2c: COMMIT;
step s1l: <... completed>
key|value
---+-----
(0 rows)


starting permutation: s2b s1l s2u s2_blocker2 s2_unlock s2c
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker2: UPDATE foo SET key = 2 WHERE key = 1;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s2c: COMMIT;
step s1l: <... completed>
key|value
---+-----
(0 rows)


starting permutation: s2b s1l s2u s2_blocker3 s2_unlock s2c
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker3: UPDATE foo SET value = 2 WHERE key = 1;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)

step s2c: COMMIT;

starting permutation: s2b s1l s2u s2_blocker1 s2_unlock s2r
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker1: DELETE FROM foo;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s2r: ROLLBACK;
step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)


starting permutation: s2b s1l s2u s2_blocker2 s2_unlock s2r
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker2: UPDATE foo SET key = 2 WHERE key = 1;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s2r: ROLLBACK;
step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)


starting permutation: s2b s1l s2u s2_blocker3 s2_unlock s2r
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker3: UPDATE foo SET value = 2 WHERE key = 1;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)

step s2r: ROLLBACK;

starting permutation: s2b s1l s2u s2_blocker1 s2c s2_unlock
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker1: DELETE FROM foo;
step s2c: COMMIT;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
(0 rows)


starting permutation: s2b s1l s2u s2_blocker2 s2c s2_unlock
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker2: UPDATE foo SET key = 2 WHERE key = 1;
step s2c: COMMIT;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
(0 rows)


starting permutation: s2b s1l s2u s2_blocker3 s2c s2_unlock
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker3: UPDATE foo SET value = 2 WHERE key = 1;
step s2c: COMMIT;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)


starting permutation: s2b s1l s2u s2_blocker1 s2r s2_unlock
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker1: DELETE FROM foo;
step s2r: ROLLBACK;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)


starting permutation: s2b s1l s2u s2_blocker2 s2r s2_unlock
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker2: UPDATE foo SET key = 2 WHERE key = 1;
step s2r: ROLLBACK;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)


starting permutation: s2b s1l s2u s2_blocker3 s2r s2_unlock
pg_advisory_lock
----------------
                
(1 row)

step s2b: BEGIN;
step s1l: SELECT * FROM foo WHERE pg_advisory_xact_lock(0) IS NOT NULL AND key = 1 FOR KEY SHARE; <waiting ...>
step s2u: UPDATE foo SET value = 2 WHERE key = 1;
step s2_blocker3: UPDATE foo SET value = 2 WHERE key = 1;
step s2r: ROLLBACK;
step s2_unlock: SELECT pg_advisory_unlock(0);
pg_advisory_unlock
------------------
t                 
(1 row)

step s1l: <... completed>
key|value
---+-----
  1|    1
(1 row)