标题: ORA-12730: invalid equivalence class in regular [打印本页] 作者: admin 时间: 2016-8-10 14:01 标题: ORA-12730: invalid equivalence class in regular ORA-12730: invalidequivalence class in regular expression Cause: An unknown equivalence class was found in the regularexpression. Action: Ensurea valid equivalence class is being used.