4 BEGIN ISOLATION LEVEL read committed
5 BEGIN ISOLATION LEVEL serializable
21 SET TRANSACTION ISOLATION LEVEL read committed
22 SET TRANSACTION ISOLATION LEVEL serializable
23 SET SESSION CHARACTERISTICS AS TRANSACTION ISOLATION LEVEL read committed
24 SET SESSION CHARACTERISTICS AS TRANSACTION ISOLATION LEVEL serializable
25 SET CONSTRAINTS ALL DEFERRED
26 SET CONSTRAINTS ALL IMMEDIATE
27 SET CONSTRAINTS "x" DEFERRED
28 SET CONSTRAINTS "x" IMMEDIATE
29 LOCK TABLE "t1","t2" IN ACCESS EXCLUSIVE MODE
30 LOCK TABLE "t1","t2" IN ACCESS EXCLUSIVE MODE
31 LOCK TABLE "t1","t2" IN ACCESS SHARE MODE
32 LOCK TABLE "t1","t2" IN ROW SHARE MODE
33 LOCK TABLE "t1","t2" IN ROW EXCLUSIVE MODE
34 LOCK TABLE "t1","t2" IN SHARE UPDATE EXCLUSIVE MODE
35 LOCK TABLE "t1","t2" IN SHARE MODE
36 LOCK TABLE "t1","t2" IN SHARE ROW EXCLUSIVE MODE
37 LOCK TABLE "t1","t2" IN EXCLUSIVE MODE
38 LOCK TABLE "t1","t2" IN ACCESS EXCLUSIVE MODE