oracle一行变多行实现教程,oracle多行
oracle一行变多行实现教程
SELECT REGEXP_SUBSTR('1,2,3,4,5,6,7,8,9', '[^,]+', 1, ROWNUM) FROM DUAL CONNECT BY ROWNUM <= LENGTH('1,2,3,4,5,6,7,8,9') - LENGTH(REPLACE('1,2,3,4,5,6,7,8,9', ',', '')) + 1
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oracle一行变多行实现教程,oracle多行 oracle一行变多行实现教程 SELECT REGEXP_SUBSTR(1,2,3,4,5,6,7,8,9, [^,]+, 1, ROWNUM) FROM DUAL CONNECT BY ROWNUM = LENGTH(1,2,3,4,5,6,7,8,9) - LENGTH(REPLACE(1,2,3,4,5,6,7,8,9, ,, )) +...
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