Distributed Databases Ppt PDF
9/12/2011 9:12 AM PPT 2007_MASTER_FMT 1 DISTRIBUTED DATABASES IN THE CLOUD USING NoSQL Sidney SHEK [email protected] September 8, 2011 CSC Leading Edge Forum
Types of Distributed Databases YHomogeneous: Every site runs same type of DBMS. YHeterogeneous: Different sites run different DBMSs (different RDBMSs or even non-relational DBMSs). DBMS1 DBMS2 DBMS3 ... Ch22b_DistributedDBs.ppt Author: Johannes
- 1 - DISTRIBUTED DATABASES FUNDAMENTALS AND RESEARCH Haroun Rababaah Advanced Database – B561. Spring 2005. Dr. H. Hakimzadeh Department of Computer and Information Sciences
4 10 2PC: ATM Withdrawl •Mainframe is coordinator •Phase 1: ATM checks if money available; mainframe checks if account has funds (money and funds are
1 PARALLEL AND DISTRIBUTED DATABASES Unit Structure: 1.1 Architectures for Parallel Databases 1.2 Parallel Query Evaluation 1.2.1 Data Partitioning
Distributed Databases Chapter 1: Introduction Johann Gamper • Syllabus • Data Independence and Distributed Data Processing • Deﬁnition of Distributed databases
DISTRIBUTED DATABASES M. Tamer Özsu University of Alberta A distributed database (DDB) is a collection of multiple, logically interrelated databases distributed over a computer
A distributed system connects three databases: hq, mfg, and sales An application can simultaneously access or modify the data in several databases in a single distributed environment. What can we do? A single query from a Manufacturing client on
Types of distributed databases. 2 The old days: mainframes Definitely not distributed! Client-server User interaction Data processing Network Parallel database Primary/secondary X Multidatabase How do they work? ... pddb.ppt Author: Sara Cooper Created Date:
Distributed Databases 1. Local site independence 2. Central site independence 3. Failure independence 4. Location transparency 5. Fragmentation transparency 6. Replication transparency 7. Distributed query processing 8. Distributed transaction processing 9.
Security can be provided for distributed databases by providing access control, user authentication, location transparency, and view transparency . 9 7. FUTURE WORK For future work I plan to examine more security issues for distributed databases.
– The databases already exist at a number of sites – The databases should be connected to solve common tasks ... • Distributed design decides on the placement of (parts of the) data and programs across the sites of a computer network
Distributed Databases • A remote file system is different than a remote database. • A database system may perform processing on the data before sending a result to the client. Title: Microsoft PowerPoint - Distributed Files.ppt Author: KenW
Distributed Database Security İlker Köse Data and Network Security - Spring 2002 GYTE, Computer Engineering Introduction Databases have been common in government departments and commercial enterprises for many
Keywords: distributed systems, Web-based databases, Web applications. Introduction World Wide Web has changed the way we do business and research. It also brings a lot of challenges, such as almost infinite con-tent, resource diversity, and maintenance and
trol in distributed databases, but not all concurrency control techniques are suitable for a distributed database. One example is serialization graph testing, which works well in a centralized database system given relative powerful pro-
Concurrency control in a system for distributed databases (sdd-1). ACM Trans. Database Syst., 5(1):18–51, 1980.  Y. Breitbart, R. Komondoor, R. Rastogi, S. Seshadri, and A. Silberschatz. Update propagation protocols for replicated databates.
Distributed Databases • A distributed DB system consists of several sites • Sites are connected by a network • Each site can hold data and process it • It shouldn’t matter where the data is - ... Microsoft PowerPoint - notes19.ppt
Distributed Databases data DBMS data DBMS data DBMS data DBMS Distributed Database System CS 245 Notes 12 3 Advantages of a DDBS •Modularity • Fault Tolerance • High Performance • Data Sharing • Low Cost Components ... Notes12.ppt [Compatibility Mode]
Distributed databases UDBL Cloud databases 2010 MapReduce BIG table NoSQL SQL NoSQL SQL+ SQL+ New QL SQL-NoSQL HIVE SQL SQL-SQL/MapReduce. Tore Risch Uppsala University, Sweden UDBL Kinds of ... NoSQLDatabases.ppt [Compatibility Mode] Author: torer Created Date:
Distributed Databases CS347 Lecture 13 May 23, 2001 2 Expected Background •B SciQsaL • Relational algebra • Following aspects of centralized DB – Query processing: query plans, cost estimation, optimization ... lecture13.ppt Created Date:
Distributed data exploits the fact that data accesses tend to reflect a locality of reference. A ... Different brands of databases provide the same heterogeneous service (Open Systems) Central vs. Distributed Systems Copyright © 1995 by Donald W. Larson Page 3
Distributed databases Spring 2008 CSC440: Database Management Systems 6 Prerequisites CSC 316 ... T01-intro-ch1.ppt Author: Peng Ning Created Date:
existing, distributed and heterogeneous databases. ... Microsoft PowerPoint - DBMS and Implementation all.ppt [兼容模式] Author: Xu Lizhen Created Date:
agents for meta-learning over distributed databases. In Proceedings of the 3rd International Conference on Knowledge Discovery and Data Mining, pages 74–81, 1997. H. Van Dyke Parunak Sven A. Brueckner. Swarming distributed pattern detection and
Databases in a Distributed Environment When a database is planned, its location is a key decision. This section of the chapter looks at the two key options: a centralized database of a distributed database. If distributed,
distributed databases, issues for design, query and transaction processing with data distribution, and the different types of client-server architectures. Chapter 25 introduces the concepts of deductive database systems and surveys a few implementations.
Distributed Spatial Databases The MIDCARB Carbon Sequestration Project: Midcontinent Digital Carbon Atlas and Relational DataBase Possible Internet Integration Demo for UC03 Jeremy D. Bartley, Tim Carr, Ken Nelson, ... Managing-GIS-Data.ppt Created Date:
NoSQL databases represent a recent evolution in enterprise application architecture, continuing the evolution of the past twenty years. ... upon a decade of research on distributed hash tables (DHTs) and either conventional
bles for distributed databases, to establish when they are a better choice than traditional hash or range partitioning, and which phys-ical implementation works best for each scenario. C.2 Routing Queries and Updates
Note -Derby and Informix databases are not supported in BPM ... Application, Messaging and Support - with members distributed horizontally across the ... standard product databases. BPMv75_WPSMigration.ppt Page 8 of 19 . Process Portal, APP.M2 9 Migration from WebSphere Process Server to BPM ...
Distributed Relational Databases Munich Geneva Paris Bangalore - Geneva DEPARTMENTS - EMPLOYEES with high salaries - Bangalore DEPARTMENTS ... Microsoft PowerPoint - week 6 Schema Fragmentation.ppt Author: lhvu Created Date:
Distributed Databases - Principles and Systems. McGraw Hill, ... Microsoft PowerPoint - Begin.ppt Created Date: 2/1/2000 9:55:15 AM ...
run in parallel on the distributed data nodes. • NoSQLdesigned to capture all data without categorizing and parsing it upon entry into the system. ... Microsoft PowerPoint - Challenges and Trends in Databases in Big Data.ppt Author: yarona
•Mainframe and Distributed RDBMS market size of $7.1B in 2003 •Mainframe and Distributed DBMS market size of $14B in 2002 •Forecasted to grow 13% through 2005 ... •Enterprise databases growing 125% annually; up to 80% of the information not used, inactive
distributed, proprietary, and Web databases ... My-Chapter12.ppt Author: Harry Porter Created Date: 3/5/2009 7:01:47 PM ...
Chapter 19 Distributed Databases Exercises 208 Chapter 20 Parallel Databases Exercises 217 Chapter 21 Application Development and Administration Exercises 225 ... such example databases are available on the Web home page of this book.
We do not have to wait for fully distributed databases, client-server architecture can address the heterogeneous database access problem ... Microsoft PowerPoint - Adv Database Systems2 Color.ppt Author: Administrator Created Date:
• Distributed free on charge • 25 000 users worldwide. http://echa.europa.eu 10 • Information is entered in a substance dataset Data required in REACH Annexes VI-X ... Microsoft PowerPoint - ECHA databases.ppt Author: Nancy Snow Created Date:
and distributed since 1992 by Microsoft. • "Access-Homepage" at Microsoft: http://www.microsoft.com/office/access/default.asp • recent version in MS Office packages: Access 2000 ... Relational databases.ppt Author: manthey Created Date:
• Some nodes may have special databases • Some nodes may have access to special hardware devices (e.g. tape drives, printers, etc.) rDS offers benefits of locating processing near data or sharing special devices -8 ... 18_distributed.ppt Author: jnm
• Distributed Databases – Why they might be preferable to CDBs – Problems the DDBMS has to handle – Rationale for fragmenting tables • Let each site store the data it needs • Redundant allocation is an optimisation problem. Title: Microsoft PowerPoint - Slides10-student.ppt
Mobile databases; distributed, P2P, or web data sources ... db-presentation.ppt Author: Amol Deshpande Created Date: 20080828143006Z ...
• Do the distributed services support all needed functions – Well! • Consider “Hub & Spoke” Architecture. • Consider Distributed databases & use of standard B.I tools: ... Microsoft PowerPoint - 17walsh.ppt Author: fulleka
Querying)distributed)cancer)databases)using)domain)concepts) Alejandra)González)Beltrán1,2,BenTagger 1,)Anthony)Finkelstein) 1)Departmentof)Computer)Science)2Computaonal)and)Systems)Medicine) ... Poster.ppt Author: Alejandra Gonzalez-Beltran
systems, expert systems, distributed databases, and the Internet Enable future DBMSs to handle more complex problems with both normalized and nonnormalized data ... Microsoft PowerPoint - Session 9 - Object Technology.ppt Author: Administrator
LINKING EXISTING DATABASES – POISONED CHALICE OR HOLY GRAIL? Linking to THIN Data CSD MR UK – ISPOR November 2011 CSD MR UK ... This document should not be distributed without Cegedim authorization – Copyright 2010 | 24. 7 eTTP linked
and local or remote databases 8EDMA, DS/DMA, and DDW/DMA may be viewed as adding Middleware and Tuple layers to ... a knowledge base that the term Distributed Knowledge Management System is so appropriate. 1998 Executive Information Systems, Inc. 47
• Distributed Databases • Spatial Databases • Object-Oriented Databases. 2 Sizes of Database • Personal (1 User), Megabytes • Workgroup (<25 Users), Megabytes • Department (25-100 Users), Gigabytes ... BasicConcepts.ppt Author: mschaefer
from standard distributed databases in two respects. First, in order to improve performance of recovery queries that must apply range predicates on timestamps, we partition all database objects by insertion time into smaller segments.