ORA-30505: system triggers should not reference a column in a WHEN clause

ORA-30505: system triggers should not reference a column in a WHEN clause
Cause: An attempt was made to use a WHEN clause to reference a column with a system trigger, but this type of trigger is not supported because a system trigger does not have a base table.
Action: Change the WHEN clause to an appropriate clause.

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小智 2018-08-30 16:49

ORA-30505：系统触发器不应引用WHEN子句中的列,
.原因：尝试使用WHEN子句引用具有系统触发器的列，但不支持此类型的触发器，因为系统触发器没有基表。,
.操作：将WHEN子句更改为适当的子句。,
.

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ORA-30505: system triggers should not reference a column in a WHEN clause

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