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ORA-02309: atomic NULL violation

ORA-02309: atomic NULL violation
Cause: An attempt was made to acess the attributes of a NULL object instance.
Action: Ensure that the object instance is non-NULL before accessing.

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1 个回答

小智
ORA-02309:原子NULL违例,
.原因:试图接受NULL对象实例的属性。,
.操作:在访问之前,确保对象实例为非NULL。,
.
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