'Cascading rollback' presentation slideshows

CS 245: Database System Principles Notes 10: More TP

CS 245: Database System Principles Notes 10: More TP. Hector Garcia-Molina. Sections to Skim:. Section 18.8 [18.8] Sections 19.2 19.4, 19.5, 19.6 [none, i.e., read all Ch 19] [In the Second Edition, skip all of Chapter 20, and Sections 21.5, 21.6, 21.7, 22.2 through 22.7].

893 views • 77 slides

CS 245: Database System Principles Notes 10: More TP

CS 245: Database System Principles Notes 10: More TP. Hector Garcia-Molina. Sections to Skim:. Section 18.8 [18.8] Sections 19.2 19.4, 19.5, 19.6 [none, i.e., read all Ch 19] [In the Second Edition, skip all of Chapter 20, and Sections 21.5, 21.6, 21.7, 22.2 through 22.7].

881 views • 77 slides

More about transacion management

727 views • 72 slides

CS 277: Database System Implementation Notes 10: More TP

CS 277: Database System Implementation Notes 10: More TP. Arthur Keller. Sections to Skim:. Chapter 17: none (read all sections) Chapter 18: skim 18.8 Chapter 19: skim 19.4, 19.5, 19.6, 19.7 maybe 19.2 (decide later...) Chapter 20: none (read all sections).

673 views • 56 slides

CSE232A: Database System Principles More Concurrency Control and Transaction Processing

CSE232A: Database System Principles More Concurrency Control and Transaction Processing. Validation. Transactions have 3 phases: (1) Read all DB values read writes to temporary storage no locking (2) Validate check if schedule so far is serializable (3) Write

494 views • 49 slides

CSE 480: Database Systems

CSE 480: Database Systems. Lecture 24: Concurrency Control. Concurrency Control. Reasons for concurrency control Although serial execution of a set of transactions may be correct, concurrent (interleaved) transactions may be incorrect Lost Update Problem

602 views • 33 slides

CS4432: Database Systems II

CS4432: Database Systems II. Lecture #23 Transaction Management. Professor Elke A. Rundensteiner. 2 Phase Locking Protocol. # locks held by Ti Time Growing Shrinking Phase Phase. Now :. Show that rules #1,2,3 ? conflict- serializable

444 views • 33 slides

CS4432: Database Systems II

CS4432: Database Systems II. Lecture #26 Concurrency Control and Recovery. Professor Elke A. Rundensteiner. Concepts. Serial schedule : no interleaving of transactions S 1 , S 2 are conflict equivalent schedules if S 1 transforms into S 2 by swaps on non-conflicting actions.

325 views • 25 slides

SPEEDES

SPEEDES. Charles Lenk, James Timmerman. Outline. SPEEDES - What is it? What has it been used for? SPEEDES Object SPEEDES Event Example Code Two Simulation Modes Rollback Parallel Computation The Event Horizon Advantages Disadvantages SPEEDES vs Time Warp Contributions / Improvements.

423 views • 23 slides