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标题: ORA-30556: either functional or bitmap [打印本页]

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作者: admin    时间: 2016-9-4 21:41
标题: ORA-30556: either functional or bitmap
ORA-30556: either functional or bitmap join index is defined on thecolumn to be
modified
Cause: An ALTER TABLE MODIFYCOLUMN was issued on a column on which
either a functional index or bitmap join index exists.
Action: Drop the functionalor bitmap join index before attempting to modify the
column.

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