Which three queries execute successfully? (Choose three.)
A. SELECT 1 - SYSDATE - DATE '2019-01-01' FROM DUAL;
B. SELECT SYSDATE - DATE '2019-01-01' - 1 FROM DUAL;
C. SELECT SYSDATE / DATE '2019-01-01' - 1 FROM DUAL;
D. SELECT SYSDATE - 1 - DATE '2019-01-01' FROM DUAL; E. SELECT (SYSDATE - DATE '2019-01-01') / 1 FROM DUAL; F. SELECT 1 / SYSDATE - DATE '2019-01-01' FROM DUAL;
Which three queries execute successfully? (Choose three.)
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answerhappygod
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Which three queries execute successfully? (Choose three.)
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