'Aborted transaction' presentation slideshows

CIS 620 Advanced Operating Systems

639 views • 62 slides

Transactions

Transactions. Motivating Questions How does transaction work ? Why is it important for DBMS ? How to use it ?. Transactions, Recovery, and Concurrency Control. Transactions are the units to be considered in both recovery and concurrency control

207 views • 20 slides

Manajemen Basis Data Pertemuan 4

Manajemen Basis Data Pertemuan 4. Matakuliah : M0264/Manajemen Basis Data Tahun : 2008. Objectives. Concurency Control Advanced Transaction Models Transaction Support (Transaksi Pendukung pada SQL). Concurency Control. Meaning of serializability. How locking can ensure serializability.

252 views • 13 slides

Recovery Concepts

Recovery Concepts. Chapter 18 (lightly). Occasions for Recovery. Non-catastrophic: need Log only Transaction abort "Normal" system crash Catastrophic: need Log + Backup Physical loss of disks Pervasive application error

246 views • 9 slides

Recovery Concepts

Recovery Concepts. Chapter 18 (lightly). Occasions for Recovery. Non-catastrophic: need Log only Transaction abort "Normal" system crash Catastrophic: need Log + Backup Physical loss of disks Pervasive application error

116 views • 9 slides

Recovery Concepts

Recovery Concepts. Chapter 18 (lightly). Need for Recovery. Non-catastrophic: need Log only Transaction abort Normal part of many concurrency schemes Catastrophic: need Log + Backup Physical loss of disks Pervasive application error

71 views • 6 slides