1. Database Systems I 91.573 Content: –How to build a database application –Principles of database-system implementation Instructor: John Sieg Required Text: Ramakrishnan, Database Management Systems, McGraw-Hill Web site: www.cs.uml.edu/~john/91.573/573syl.html John Sieg, UMass Lowell

2. 91.573 - Grading Application Project20 % Research/Systems Project20 % Quiz 120 % Quiz 220 % Quiz 320 % John Sieg, UMass Lowell

3. Prof. John Sieg Research in query optimization and scheduling transactions Home page (including office hours, etc.): www.cs.uml.edu/~john John Sieg, UMass Lowell

4. Application Project Design and build a database application using Microsoft Access or a similar database system Deliverables: design document and diskette(s) See Project Notes link at top of course web page (also: handout). John Sieg, UMass Lowell

5. Systems Project Build a GUI for querying a database system. Steps described in “The User Interface” chapter of How to Build a Database System by John Sieg Deliverables: document and diskette(s) Again, see Project Notes link at top of course web page (also: handout). John Sieg, UMass Lowell

6. Definitions database - a shared, persistent, conveniently and efficiently accessible collection of data database system - the software that maintains and accesses databases (e.g., Microsoft Access) database application - software that solves specific problems by using a database system John Sieg, UMass Lowell

7. Definitions, cont’d relational database - database in which data are organized in tables (relations) query - a request for data from the database; can use a GUI or a query language QBE - Query-By-Example, a GUI for querying relational databases SQL - the standard query language for relational databases John Sieg, UMass Lowell

8. Database System Services query language support data independence efficient data storage and access query optimization programming language access security enforcement integrity control concurrency control recovery support for building open systems John Sieg, UMass Lowell