vData is stored in
tables
oOne table for each
type of object or “entity”
oEach of the
following would have a table
;students table lists
all students - one row for each student
;course table lists
all courses - one row for each course
;instructor
table lists all instructors - one row for each instructor
oEach row has a
unique identifier
;Primary key
(PK)
;Primary key is never
null and cannot be a duplicate
oWhat is the primary
key for a student in UW database?