ORA-54015: Duplicate column expression was specified

ORA-54015: Duplicate column expression was specified
Cause: Expression of the virtual column being added/created conflicts with an existing/previously specified functional index expression or virtual column expression
Action: Change the expression of the virtual column os there are no duplicate expressions

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小智 2018-08-30 16:54

ORA-54015：指定了重复的列表达式,
.原因：正在添加/创建的虚拟列的表达式与现有/以前指定的功能索引表达式或虚拟列表达式冲突,
.操作：更改虚拟列的表达式os没有重复的表达式,
.

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ORA-54015: Duplicate column expression was specified

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