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William Lahann, Alex Moyer, Aabha Gautam, Brian Potts


The Problem ď‚ž

Battlefield High School has requested that their laboratory information be documented and managed through a database.


Business Requirements A teacher must have a valid teaching license.  All employees must have an employee ID.  All students must have a student ID. 


Data Model


Business Rules                 

Each laboratory may be used in one or more periods. Each period must have one and only one laboratory. Each period must be taught by one and only one teacher. Each teacher must have one or more periods. Each period must have one or more a student. Each student must have one or more periods. Each experiment may be conducted by a teacher or a student. Each teacher may conduct one or more experiments. Each student may conduct one or more experiments. Each experiment must have one or more results. Each result must pertain to one and only one experiment. Each laboratory must be supervised by one and only one manager. Each manager must supervise one or more laboratories. Each manager must maintain one or more chemicals. Each chemical must be maintained by one and only one manager. Each manager must maintain one or more pieces of equipment. Each equipment must be maintained by one and only one manager.


Constraints A lab manager can only supervise two labs.  Teachers can only teach one period at a time (unless you’re Professor Drake).  Equipment and chemicals can only be managed by the lab manager.  There is a budget of $10,000.00  Students cannot work without a teacher. 


Assumptions ď‚ž

The labs will be organized properly.

Case Study  

William Lahann, Alex Moyer, Aabha Gautam, Brian Potts The Problem  Battlefield High School has requested that their laboratory information...