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13.Which two statements are true regarding the execution of the correlated subqueries? (Choose two.)
A.The nested query executes after the outer query returns the row.
B.The nested query executes first and then the outer query executes.
C.The outer query executes only once for the result returned by the inner query.
D.Each row returned by the outer query is evaluated for the results returned by the inner query.
14.OE and SCOTT are the users in the database. The ORDERS table is owned by OE. Evaluate the
statements issued by the DBA in the following sequence: CREATE ROLE r1; GRANT SELECT, INSERT
ON oe.orders TO r1; GRANT r1 TO scott; GRANT SELECT ON oe.orders TO scott; REVOKE SELECT
ON oe.orders FROM scott; What would be the outcome after executing the statements?
A.SCOTT would be able to query the OE.ORDERS table.
B.SCOTT would not be able to query the OE.ORDERS table.
C.The REVOKE statement would remove the SELECT privilege from SCOTT as well as from the role R1.
D.The REVOKE statement would give an error because the SELECT privilege has been granted to the
Oracle Database SQL Expert 1z0-047
Exam Number/Code : 1z0-047
Exam Name : Oracle Database SQL Expert
One year free update
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Free 1z0-047 Demo Download
Questions and Answers : 265Q&As
Update Time : 2013-2-2
Price : $79.00
Oracle Database SQL Expert 1z0-047 Exam Topics
Manipulating Large Data Sets
Manipulate data using subqueries
Describe the features of multitable INSERTs
Use the following types of multita ble INSERTs (Unconditional, Conditional and Pivot)
Merge rows in a table
Track the changes to data over a period of time
Generating Reports by Grouping Related Data
Use the ROLLUP operation to produce subtotal values
Use the CUBE operation to produce crosstabulation values
Use the GROUPING function to identify the row values created by ROLLUP or CUBE
Use GROUPING SETS to produce a single result set
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