标题: ORA-12442: policy column "string" already [打印本页] 作者: admin 时间: 2016-8-8 17:33 标题: ORA-12442: policy column "string" already ORA-12442: policycolumn "string" already used by an existing policy Cause: You tried to create a policy with the same policycolumn name as an
existing policy. Action: Usea different name for the policy column or drop the existing policy.