1Z0-052 Question #001 โดยคุณ นิพันธ์ สุเทศ View the Exhibit and examine the undo tablespace attributes. Your database instance is experiencing a large volume of transactions from non-DBA users in the last one hour. The undo tablespace UNDOTBS1 is full with transactions and no transaction was committed more than one hour ago. The database has two more undo tablespaces. What happens to the new D...