Spracherkennung für: .spec vermutete Sprache: Unknown {[0] [0] [0]} [Methode: Schwerpunktbildung, einfache Gewichte, sechs Dimensionen]
# While requesting nowait lock, if the lock requested should
# be inserted in front of some waiter, check to see if the lock
# conflicts with already-held locks or the requests before
# the waiter. If not, then just grant myself the requested
# lock immediately. Test this scenario.
setup
{
CREATE TABLE a1 ();
}
teardown
{
DROP TABLE a1;
}
session s1
setup { BEGIN; }
step s1a { LOCK TABLE a1 IN ACCESS EXCLUSIVE MODE; }
step s1b { LOCK TABLE a1 IN SHARE ROW EXCLUSIVE MODE NOWAIT; }
step s1c { COMMIT; }
session s2
setup { BEGIN; }
step s2a { LOCK TABLE a1 IN EXCLUSIVE MODE; }
step s2c { COMMIT; }
permutation s1a s2a s1b s1c s2c
[Dauer der Verarbeitung: 0.13 Sekunden, vorverarbeitet 2026-08-08]