单项选择题
Which of the following datatypes store time-zone information in the database？（）
A. TIMESTAMP
B. DATE
C. TIMESTAMP WITH TIME ZONE
D. TIMESTAMP WITH LOCAL TIME ZONE
E. DATETIME
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相关考题
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单项选择题
WhichviewshowsallvalidvaluesfortheNLS_LANGUAGE，NLS_SORT，NLS_TERRITORY，andNLS_CHARACTERSETparameters？（）
A. V$VALID_NLS_VALUES
B. NLS_VALID_VALUES
C. NLS_VALUE_OPTIONS
D. V$NLS_VALUE_OPTIONS
E. V$NLS_VALID_VALUES -
多项选择题
TheNLS_SORTparametersetsthedefaultsortmethodforwhichofthefollowingoperations？（）
A. WHERE clause
B. ORDER BY clause
C. BETWEEN clause
D. NLSSORT function
E. NLS_SORT function -
多项选择题
Giventwodifferentcharactersets（AandB），whichofthefollowingmustbetrueforAtobeconsideredastrictsupersetofB？（）
A. A must contain all of the characters defined in B
B. A must be Unicode
C. The encoded values in A must match the encoded values in B for all characters defined in B
D. A must be a multibyte character set
E. The encoded values in A must match the encoded values in B for all numeric and alphabetic character
