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select
ABS(-2) c1,
floor(2.3) c2,
power(2, 3) c3,
sign(1) c4,
sign(-1) c5,
sqrt(25) c6,
trunc(10.232, 1) c7,
ADD_MONTHS(to_date('20211104', 'yyyymmdd'), 3) c8,
extract(year from sysdate) c9,
extract(month from sysdate) c10,
extract(day from sysdate) c11,
NEXT_DAY('20211224', 4) c12,
sysdate c13,
trunc(sysdate) c14,
last_day(sysdate) c15
from
dual;
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