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多选题
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.


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