TRANSLATE
select translate('
',CHR(10)||CHR(13)||' ','m') from dual
m
/
select translate('
',CHR(10)||CHR(13)||' ','') from dual
[NULL]
--求阶乘
select rownum rn, dbms_aw.eval_number(replace(wmsys.wm_concat(rownum)over(order by rownum), ',', '*')) serial_multi
from dual connect by rownum <= 12
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