标题: ORA-23417: unknown materialized view type [打印本页] 作者: admin 时间: 2016-9-1 09:21 标题: ORA-23417: unknown materialized view type ORA-23417: unknown materialized view type: string Cause: A fast refresh isbeing performed on a materialized view of an unknown or
unsupported type. Action: Check all_mviews andensure that the materialized view being refreshed
a valid materialized view.