db2 000-541认证考试试题库 such as: Exam A QUESTION 1 Given the DDL shown below: CREATE TABLE tab1 (coll SMALLINT ); CREATE VIEW v1 AS SELECT coll FROMtabl WHERE coll > 25 ; CREATE VIEW V2 AS SELECT COI1 FROM v1 WITH CASCADED CHECK OPTION CREATE VIEW v3 AS SELECT coll FROM v2 WHERE coll < 100 ; Which state