'Consistent database state' presentation slideshows

CSE314 Database Systems

693 views • 54 slides

Review Concurrency

Review Concurrency. Enterprise Systems architecture and infrastructure DT211 4 . Desirable Properties of Transactions. 1. Atomicity : A transaction is an atomic unit of processing; it is either performed in its entirety or not performed at all.

630 views • 52 slides

Concurrent Control Using 2-Phase Locking

CS157BLecture 20. Concurrent Control Using 2-Phase Locking. Prof. Sin-Min Lee Department of Computer Science. Locks.

601 views • 50 slides

Chapter 9

264 views • 26 slides

Concurrency Control Enforcing Serializability by Locks

Concurrency Control Enforcing Serializability by Locks. Krishna Nitin Tenali. INTRODUCTION. Enforcing serializability by locks Locks Locking scheduler Two phase locking. Locks. It works like as follows : A request from transaction Scheduler checks in the lock table

521 views • 11 slides