Oracle
1Z0-485 · Question #39
1Z0-485 Question #39: Real Exam Question with Answer & Explanation
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Question
Identify two reasons why using external tables for high performance data loads on Exadata is more advantageous than SQL*Loader.
Options
- ATransformations can be applied directly on the file data using SQL or PL/SQL constructions.
- BExternal tables allow transparent parallelization inside the database.
- CParallelizing loads with external tables enables more efficient space management.
- DExternal tables can take advantage of storage indexes to speed up data loads.
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