单项选择题
Which best describes an inline view? （）
A. a schema object
B. a subquery that can contain an ORDER BY clause
C. another name for a view that contains group functions
D. a subquery that is part of the FROM clause of another query
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相关考题
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单项选择题
The DBA issues this SQL command: CREATE USER scott IDENTIFIED by tiger; What privileges does the user Scott have at this point?（）
A. no privileges
B. only the SELECT privilege
C. only the CONNECT privilege
D. all the privileges of a default user -
多项选择题
Which two tasks can you perform using only the TO_CHAR function? （）
A. convert 10 to 'TEN'
B. convert '10' to 10
C. convert 10 to '10'
D. convert 'TEN' to 10
E. convert a date to a character expression
F. convert a character expression to a date -
单项选择题
A data manipulation language statement （）.
A. completes a transaction on a table
B. modifies the structure and data in a table
C. modifies the data but not the structure of a table
D. modifies the structure but not the data of a table
