方法一:
SELECT REGEXP_SUBSTR('111,222,333', '[0-9a-zA-Z:-]+', 1, LEVEL)
FROM DUAL
CONNECT BY LEVEL <= (LENGTHB('111,222,333') - LENGTHB(REPLACE('111,222,333', ',', '')))
方法二:
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/28626489/viewspace-753972/
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