Your boss at Certkiller .com wants you to clarify Oracle 10g. Which two statements regarding the LOGGING clause of the CREATE TABLESPACE... statement are correcte?()
A:This clause is not valid for a temporary or undotablespace.
B:If thetablespaceis in the NOLOGGING mode, no operation on thetablespacewill generate redo.
C:Thetablespacewill be IntheNOLOGGING mode by default, if not specified while creating atablespace.
D:Thetablespace-level logging attribute can be overridden by logging specification at the table, index, materialized view, materialized view log, and partition levels.
出自:Oracle认证