First page Back Continue Last page Overview Graphics
Pointer Swizzling Technique
Storage model for DBMS and OODBMS
- Fig. 27.6,27.7(26.3, 26.4)
Transformation OID between objects in
memory and disk:pointer swizzling or
object faulting
No swizzling:use table lookup
Object referencing:
- use edge marking or node marking
Hardware-based Schemes pp.883(864)
- use virtual memory access protection violation
- efficient, make some functions difficult