'Multiple granularity' presentation slideshows

CSIS 7102 Spring 2004 Lecture 4 : Issues in locking techniques

CSIS 7102 Spring 2004 Lecture 4 : Issues in locking techniques. Dr. King-Ip Lin. Table of contents. Implementation of locks The phantom problem Multiple granularity locks Isolation levels. The story so far. Two-phase locking (2PL) as a protocol to ensure conflict serializability

659 views • 51 slides

Transaction Management I. Concurrency Control II. Crash Recovery

621 views • 47 slides

471 views • 35 slides

Principles of Transaction Management

Principles of Transaction Management. Outline. Transaction concepts & protocols Performance impact of concurrency control Performance tuning. Application Programmer (e.g., business analyst, Data architect). Application. Sophisticated Application Programmer (e.g., SAP admin).

985 views • 30 slides

Concurrency control II

Concurrency control II. General Overview. Relational model - SQL Formal & commercial query languages Functional Dependencies Normalization Physical Design Indexing Query Processing and Optimization Transaction Processing and CC. Review: AC[I]D. Isolation

379 views • 28 slides

The Needs for Coding and Classification Systems

The Needs for Coding and Classification Systems. Multiple needs for controlled vocabulary Capturing clinical data for multiple purposes (In)adequacy of current systems Some desired characteristics A model for the future. Multiple Needs. Electronic record keeping Decision support

178 views • 17 slides