Differentiate simple and complex, snapshots ?

ORACLE Interview Questions and Answers (Part 1)

(Continued from previous question...)

111. Differentiate simple and complex, snapshots ?

- A simple snapshot is based on a query that does not contains GROUP BY clauses, CONNECT BY clauses, JOINs, sub-query or snashot of operations.
- A complex snapshots contain atleast any one of the above.

(Continued on next question...)

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