Using the this pointer

Proxy class Hide implementation details of another class Knows only public interface of class being hidden Enables clients to use class’s services without giving access to class’s implementation. Used when class definition only uses pointer to another class Prevents need for including header file

79p sakuraphuong 04-06-2013 55 2   Download

Use the scope resolution operator Use dynamic memory allocation with New Delete Use pointers to objects Define and use Constructors Define and use Destructors Define the "Const" keyword Define and use the "this" pointer Describe how objects and functions are arranged in memory Static Data Members Static member Functions Describe type conversions using Converting by assignment Type casting

37p caunhoccodon 22-02-2013 62 5   Download

Allocation of a Rollback Segment When a transaction begins, a rollback segment must be assigned to this transaction. A transaction can request a specific rollback segment using the following command: SET TRANSACTION USE ROLLBACK SEGMENT rollback_segment If no such request is made, the Oracle server chooses the rollback segment with the fewest transactions and assigns it to the transaction. Using Extents Transactions use extents of a rollback segment in a sequential, circular fashion, moving from one to the next after the current extent is full.

22p trinh02 28-01-2013 69 5   Download