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标题: ORA-54030: datatype mismatch between virtual column and expression [打印本页]

作者: 曾春华    时间: 2016-9-4 09:51
标题: ORA-54030: datatype mismatch between virtual column and expression
ORA-54030: datatype mismatch between virtualcolumn and expression
Cause: virtual column expression waschanged after column was created"
Action: change the underlyingexpression to return datatype that conforms to the
virtual column






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