标题: ORA-30727: duplicate referential constraint for a REF column [打印本页] 作者: admin 时间: 2016-9-5 10:31 标题: ORA-30727: duplicate referential constraint for a REF column ORA-30727: duplicate referential constraint for a REF column Cause: Multiple referentialconstraints were specified for a single REF column. Action: Remove the duplicate referentialconstraint and retry the operation.