Hierarchical Relationship Between Serializability Classes
The following expressions illustrate the hierarachical (containment) relationships between serializability and recoverability classes:
- Serial ⊂ commitment-ordered ⊂ conflict-serializable ⊂ view-serializable ⊂ all schedules
- Serial ⊂ strict ⊂ avoids cascading aborts ⊂ recoverable ⊂ all schedules
The Venn diagram (below) illustrates the above clauses graphically.
Read more about this topic: Schedule (computer Science)
Famous quotes containing the words hierarchical, relationship and/or classes:
“Authority is the spiritual dimension of power because it depends upon faith in a system of meaning that decrees the necessity of the hierarchical order and so provides for the unity of imperative control.”
—Shoshana Zuboff (b. 1951)
“I began to expand my personal service in the church, and to search more diligently for a closer relationship with God among my different business, professional and political interests.”
—Jimmy Carter (James Earl Carter, Jr.)
“By his very success in inventing labor-saving devices, modern man has manufactured an abyss of boredom that only the privileged classes in earlier civilizations have ever fathomed.”
—Lewis Mumford (1895–1990)