标题: ORA-12442: policy column "string" already [打印本页] 作者: admin 时间: 2016-8-9 10:00 标题: ORA-12442: policy column "string" already ORA-12442: policy column "string" already used by an existing policy Cause: You tried to create apolicy with the same policy column name as an
existing policy. Action: Use a different namefor the policy column or drop the existing policy.