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标题: ORA-54023: Virtual column expression cannot be changed because a constraint i... [打印本页]

作者: 曾春华 时间: 2016-9-4 09:53
标题: ORA-54023: Virtual column expression cannot be changed because a constraint i...

ORA-54023: Virtual column expression cannotbe changed because a constraint is

defined on column

Cause: Attempted to change theexpression of a virtual column that had a

constraint defined on it.

Action: Drop constraint and thenchange expression.

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