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Oracle排序报错“ORA-01722: 无效数字”处理

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Release： 2016-06-07 17:05:07
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Oracle排序报错ldquo;ORA-01722: 无效数字rdquo;处理

问题：

某表名tab，内有一个字符型字型需数值大小排序，，但直接采用to_number、cast等手段均报ORA-01722: 无效数字

解决：

select   t.xzjg   from   tab  t

order by  to_number(translate(t.xzjg, '0123456789.' || t.xzjg, '0123456789.')) asc nulls last

--按数值大小排序，同时把空值排到最后

linux

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Oracle教程 Oracle排序报错“ORA-01722:
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