题目内容

You company has four DBAs. You need to know which DBA added a column to the JOB_HISTORY table. The database cannot be offline during work hours. Which LogMiner command can you use to find out which user made the table change?()

A
B
C
D

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数据仓库的特点包括()。

A. 面向主题
B. 集成的
C. 相对稳定的
D. 反映历史变化的

Given: And the following five fragments: public static void main(String...a) { public static void main(String.* a) { public static void main(String... a) { public static void main(String[]... a) { public static void main(String...[] a) { How many of the code fragments, inserted independently at line 2, compile?()

A. 0
B. 1
C. 2
D. 3
E. 4

Given: What is the result?()

A. Compilation fails.
B. atom granite
C. granite granite
D. atom granite granite
E. An exception is thrown at runtime.
F. atom granite atom granite

Asubquerycanbeusedto().

A. creategroupsofdata
B. sortdatainaspecificorder
C. convertdatatoadifferentformat
D. retrievedatabasedonanunknowncondition

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