G6-TB Database.ppt
Transcript of G6-TB Database.ppt
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What is a Database? You can think of a database as an electronic
filing system.
It consists of fields, records and files. A field is a single
piece of information; a record is one complete set of
fields; and a file is a collection of records. For eg,
a telephone book.
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Microsoft Access-Most popular PC DBMS.
-Create small database applications for a variety of purposes.
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Microsoft Access Advantages
Ease of Use
Simple backups/ archiving
Data Migration
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Microsoft Access Disadvantages
Limited to small databases
Limited to low transaction rates
Limited to low concurrent database usage
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Alternative: Visual FoxPro Capability of supporting larger
number of records. Efficiently send and receive data
across the internet.
MS Access 2002 Interact with Your Data on the Web with the
help of XML (Extensible Markup Language).
Ability to access information from
corporate-level, back-end databases such
as SQL Server.
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Conclusion: Quick development and ease of use are
the two primary advantages of choosing
Microsoft Access.
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DB2—A New Database Software
On May 8, IBM announced its new DB2 database
software—DB2 version 7.2.
The increased focus on data and product
integration.
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FUNCTIONS
Enhanced integration capabilities with WebSphere Application Server and MQSeries, two industry-leading e-infrastructure components.
Support for emerging Web Services standards. The powerful database to offer high-performance
access to expanded data sources, in all formats and locations, including competing database products such as Oracle, Sybase, and Microsoft SQL Server.
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e-Business Integration Software integration enables
customers: 1. To streamline their business processes. 2. To enhance their existing infrastructure. 3. To minimize the skills required to support their IT environment.
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Information Integration DB2 provides customers the fastest path to
integrating their business to the extended e-infrastructure.
The latest version of DB2 offers customers access to information stored in Informix,Sybase, Microsoft SQL Server and Oracle.
DB2 also incorporates built in business intelligence connectors to enable seamless integration with developer solutions.
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Technology Leadership DB2 is the world’s most renowned
database surpassing the competition for
its scalability, reliability and total cost of
ownership (TCO).
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Conclusion The fact that DB2 Universal Database
together with Internet technology makes
information easily accessible ,available
and secure indicates that the modern
MIS technology has developed such a
stage where customers can work
faster and more effectively to
manage information, and save both
time and money.
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Oracle9i Database Oracle9i Database offers new transparent,
rapid growth clustering capabilities, along
with powerful and cost-effective security
measures, zero-data-loss safeguards,
and real-time intelligence to deliver the
power needed in today's dynamic
marketplace.
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Features Enhanced Disaster Recovery Environment Oracle9i sets a new standard for high availability with the introduction of four powerful new features that protect against the most disruptive event an e-business can encounter: downtime.
Oracle9i Data Guard
Oracle9i Data Guard maintains a physical
standby database that assures no loss of
data during log transport.
Disaster Recovery
Oracle9i offers many new features for
disaster recovery
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Features Human Error Safeguards Oracle9i eases the challenge of failures or downtime due to human errors, including erroneous or out-of- sequence updates.
Oracle9i Flashback Query Oracle9i Flashback Query lets users and applications query data as it appeared in the past. Using this flashback parameter, a user can specify a date and time.
Scalability Oracle9i makes it possible to scale the most demanding e-business applications with intensive transaction loads, and thus support large populations of Internet users.
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Performance Oracle9i continues to demonstrate leading performance in all relevant areas. Various performance measurement and tuning projects continue to measure, tune, and improve Oracle9i runtime performance in all areas.
Features
Security Oracle9i provides the most secure internet
platform for protecting company information by
minimizing risks through enhanced security for
data, users and for companies. Windows Integration Oracle9i reinforces Oracle's lead as the
platform of choice for organizations
deploying on Windows 2000.
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Conclusion The Oracle9i Database contains important new
features that optimize traditional business
applications, facilitate critical advancement
for internet-based business, and stimulate
the emerging hosted application market.
New Oracle9i Database features deliver
the performance, scalability, and
availability essential to hosted service
software made available to anyone,
anywhere.
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Computer Associates
Unicenter DBMS vs. 4.3
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Unicenter DBMS Unicenter is an umbrella name for
CA’s enterprise management
software
Unicenter DBMS is one of the
product suites under the
Umbrella.
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Supported Databases
IBM IMS running on z/OS (S-390)
Computer Associates Advantage
Enterprise DB Suite
Various Data Storage Applications
• SAP R/3• Peoplesoft• MS Exchange
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DBMS Suite Components Database Administration for Distributed DBMS.
Back – up and Recovery.
Enhanced Diagnostics and
Recovery.
Suite components can be installed
over IBM DB-2 DBMS.
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LOST??? QUESTIONS??
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