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• bypass_ujvc（Updatable Join View Check） update T1set c1 = ( select c2 from T2 where T2.key = T1.key )where exists ( select c2 from T2 where T2 t1_pk primary key,3 y int );scott@ORA734.WORLD> create table t22 ( x int constraint t2_pk primary blog.naver.com · 2007.07.23