ORA-36639：(XSDUNION18) UNIQUE cannot be applied to this concat dimension because leaves workspace object and workspace object share the value number.
错误码
错误描述：(XSDUNION18) UNIQUE cannot be applied to this concat dimension because leaves workspace object and workspace object share the value number.
错误原因：Unique concat base dimensions cannot contain duplicate values.
解决方法：Use MAINTAIN RENAME to change one of the duplicate values and retry.
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