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单项选择题
A.{^2002/01/01}-365
B.YEAR(DATE())-2000
C.DATE()-{^2002/05/01}
D.DATE()>{^2002/05/01}
单项选择题
A.OPEN student
B.OPEN DATABASE student
C.USE student
D.USE DATABASE student
单项选择题
A.DELETE FOR AGE>30
B.DELETE FROM S WHERE AGE>30
C.DELETE S FOR AGE>30
D.DELETE S WHERE AGE>30
单项选择题
A.0
B.10
C.15
D.20