ORA-30556: either functional or bitmap join index is defined on the column to be modified

ORA-30556: either functional or bitmap join index is defined on the column to be modified
Cause: An ALTER TABLE MODIFY COLUMN was issued on a column on which either a functional index or bitmap join index exists.
Action: Drop the functional or bitmap join index before attempting to modify the column.

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小智 2018-08-30 16:49

ORA-30556：要修改的列上定义了功能或位图连接索引,
.原因：在存在功能索引或位图联接索引的列上发出了ALTER TABLE MODIFY COLUMN。,
.操作：在尝试修改列之前，删除函数或位图连接索引。,
.

aiaiDBA

13718043309

010-86462881

ORA-30556: either functional or bitmap join index is defined on the column to be modified

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