单项选择题
Which of the following would be affected by setting NLS_LENGTH_SEMANTICS=CHAR？（）
A. All objects in the database
B. Tables owned by SYS and SYSTEM
C. Data dictionary tables
D. NCHAR columns
E. CHAR columns
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相关考题
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单项选择题
WhichNLSparametercanbeusedtochangethedefaultOraclesortmethodfrombinarytolinguisticfortheSQLSELECTstatement？（）
A. NLS_LANG
B. NLS_COMP
C. NLS_SORT
D. None of the above -
单项选择题
WhichofthefollowingNLS_SORTparametervalueswouldresultincase-insensitiveandaccent-insensitivebinarysorts？（）
A. NLS_SORT = BINARY
B. NLS_SORT = BINARY_AI
C. NLS_SORT = BINARY_CI
D. NLS_SORT = BINARY_AI_CI
E. Binary sorts are case insensitive and accent insensitive by default -
单项选择题
Automaticdataconversionwilloccurifwhichofthefollowinghappens？（）
A. The client and server have different NLS_LANGUAGE settings
B. The client and server character sets are not the same，and the database character set is not a strict superset of the client character set
C. The client and server are in different time zones
D. The client requests automatic data conversion
E. The AUTO_CONVERT initialization parameter is set to TRUE
