單項選擇題

You need to perform an online table redefinition of an existing SALES table to partition it into two tablespaces TBS1 and TBS2. The SALES table has a materialized view， materialized log， indexes， referential integrity constraint， and triggers with the PRECEDES clause existing on it.
What action is required for dependent objects when you perform online table redefinition？（）

A. The dependent materialized view should have a complete refresh performed after the online table redefinition process.
B. Triggers with the PRECEDES clause should be disabled before the online table redefinition process.
C. Referential integrity constraints must be manually enabled after the online table redefinition process.
D. The materialized log should be dropped before the online table redefinition process.

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單項選擇題

In your database， the RESULT_CACHE_MODE parameter has been set to MANUAL in the initialization parameter file. You issued the following command：
SQL>SELECT /+ RESULT_CACHE / sale_category， sum（sale_amt） FROM sales
GROUP BY sale_category；
Where would the result of this query be stored（）？

A. database buffer cache
B. shared pool
C. PGA
D. large pool

多項選擇題

Which two are the prerequisites to enable Flashback Data Archive？（）

A. Database must be running in archivelog mode.
B. Automatic undo management must be enabled.
C. Undo retention guarantee must be enabled.
D. The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.

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Which two are the prerequisites to enable Flashback Data Archive？（）

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Which two are the prerequisites to enable Flashback Data Archive？（）