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Question ID 2576

Which four types of column filtering may benefit from partition pruning when accessing tables via partitioned indexes?
 

Option A

A.    Equality operates on List-Partitioned Indexes
 

Option B

B.    Not Equal operates on a Global Hash-Partitioned Indexes
 

Option C

C.    Equality operates on System-Partitioned Tables
 

Option D

D.    In-List operates on Range-Partitioned Indexes
 

Option E


E.    Equality operates on Hash-Partitioned Indexes

Option F

F.    Equality operates on Range-Partitioned Indexes

 

Correct Answer A,D,E,F
Explanation


Question ID 2577

You executed the following statement:
 
 
Which three statements are true about EXPLAIN PLAN?

Option A

A.    The execution plan is saved in PLAN_TABLE without executing the query.
 

Option B

B.    The execution plan for the query is generated and displayed immediately as the output.
 

Option C

C.    The execution plan generated may not necessarily be the execution plan used during query execution.
 

Option D

D.    The execution plan is saved in DBA_HIST_SQL_PLAN without executing the query.
 

Option E

E.    The execution plan generated can be viewed using the DBMS_XPLAIN.DISPLAY function.
 

Option F

F.    The execution plan generated can be fetched from the library cache by using the DBMS XPLAIN.DISPLAY function.
 

Correct Answer A,C,E
Explanation

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