标题: ORA-01779: cannot modify a column which maps to a non key-preserved table [打印本页] 作者: admin 时间: 2016-7-18 15:19 标题: ORA-01779: cannot modify a column which maps to a non key-preserved table ORA-01779: cannot modify a column which maps to a non key-preserved table Cause: An attempt was made to insert or update columns of a join view which
map to a non-key-preserved table. Action: Modify the underlying base tables directly.