單項選擇題

Oracle9i extends the cursor sharing functionality with the new value of SIMILAR for the CURSOR_SHARING parameter. With CURSOR_SHARING = SIMILAR， cursors are shared for safe literals only. What is meant by ‘safe literals only’？（）

A.No literal value is substituted for a shared cursor.
B.Different execution plans are generated for substituted literal values.
C.The substitution of a literal value will produce different execution plans.
D.The substitution of any literal value will produce exactly the same execution plan.

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單項選擇題

What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File？（）

A.The filename format.
B.Information stored inside a data dictionary table.
C.Information stored in the ALERT.LOG file for the corresponding instance.
D.Information stored inside the corresponding initialization parameter file for the instance.

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Oracle9i extends the cursor sharing functionality with the new value of SIMILAR for the CURSOR_SHARING parameter. With CURSOR_SHARING = SIMILAR， cursors are shared for safe literals only. What is meant by ‘safe literals only’？（）

你可能感興趣的試題

What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File？（）

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Oracle9i extends the cursor sharing functionality with the new value of SIMILAR for the CURSOR_SHARING parameter. With CURSOR_SHARING = SIMILAR， cursors are shared for safe literals only. What is meant by ‘safe literals only’？（）

What criterion does Oracle9i use to determine whether a database file is an Oracle Managed File？（）