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Elke A. RundensteinerElke A. Rundensteiner

Topics projects in database and

Information systems, such as,web information systems,

distributed databases,Etc.

Database Systems Research LabDatabase Systems Research Lab

Email: rEmail: rundenstundenst@cs.wpi.edu@cs.wpi.edu

Office: Fuller 238Office: Fuller 238

Phone: x – 5815Phone: x – 5815

Webpages:Webpages:

http://www.cs.wpi.edu/~rundensthttp://www.cs.wpi.edu/~rundenst

http://davis.wpi.edu/dsrghttp://davis.wpi.edu/dsrg

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Project Topics in a Project Topics in a Nutshell:Nutshell:

Distributed Data Distributed Data Sources:Sources: EVE : Data Warehousing EVE : Data Warehousing

over Distributed Data over Distributed Data SourcesSources

TOTAL-ETL : Distributed TOTAL-ETL : Distributed Extract Transform Load Extract Transform Load ToolsTools

Web Information Web Information Systems:Systems: RAINBOW : XML to RAINBOW : XML to

Relational Database Relational Database ManagementManagement

MASS : Native XQuery MASS : Native XQuery Processing System Processing System

Databases and Databases and Visualization:Visualization:

Visualization-Visualization-Driven Data Driven Data CachingCaching

Prefetching based Prefetching based on User Access on User Access Patterns Patterns

Stream Monitoring Stream Monitoring Systems:Systems: Querying of Data Querying of Data

StreamsStreams

Monitoring Monitoring ApplicationsApplications

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CAPE : Engine for Querying CAPE : Engine for Querying and Monitoring Streaming and Monitoring Streaming DataData

Example of Stream Data Applications:

• Market Analysis–Streams of Stock Exchange Data

• Critical Care–Streams of Vital Sign Measurements

• Physical Plant Monitoring–Streams of Environmental Readings

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Databases Upside DownDatabases Upside Down

data

Query

Query

Query

Query

data

data

data

data

data

streamsof data

static data

Standing queries

one-time queries

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MQP Projects in CAPEMQP Projects in CAPE Work on Work on core enginecore engine, such as query processor, , such as query processor,

scheduler, query approximator, data shedder, scheduler, query approximator, data shedder, distributer, resource allocator, etc.distributer, resource allocator, etc.

Develop full Develop full example applicationexample application, e.g.: TRAFFIC,, e.g.: TRAFFIC, Load real data streams : traffic simulationLoad real data streams : traffic simulation Develop useful queries, like “average density in city Develop useful queries, like “average density in city

region X over last 5 minute window”region X over last 5 minute window” Provide GUI to specify query, eg. By drawing a Provide GUI to specify query, eg. By drawing a

rectangle over city map.rectangle over city map. Supply visual results to traffic monitor, e.g., in charts Supply visual results to traffic monitor, e.g., in charts

of time trends.of time trends.

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If Questions,If Questions, email me: email me:

rundenstrundenst@cs.wpi.edu@cs.wpi.edu

or or visit DSRG visit DSRG

at Fuller 319 & 318.at Fuller 319 & 318.