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describe the different ways of implementing one-to-one relationships assume you are maintaining information on offices
develop an entity relationship diagram erd for your project database based on the initial data requirementsthe company
a small airportwe require a data base for a small airport the data base should track airplanes pilots hangars airplane
erd creation projectbull create a detailed erd using the entities and attributes for drivers log document found
1 design a relational database containing information about music composers their lives and their compositions avoid
list the rows in each of the joined tables use the small database shown in figure q35 to illustrate the difference
a college course may have one or more scheduled sections or may not have a scheduled section attributes of course
1nbspnbsp for each table identify a superkey and a secondary keytablesuperkeysecondary
in a report that less than half of all organizations validate the in thier databases and test the database management
please explain how a databses management system dbms and data mining can help a motor vehicle maintenance center
the problems below use the customer ordertbl and employee tables of a simplified order entry databasenbsp the customer
this is an information technology class and the response should be as such please explain the following please just
a tiny college wants to keep track of the history of all administrative appointments date of appointment and date of
a 7-step exerciseseveral years ago connor and siobhan dempsey moved to boulder colorado drawn by their love of the
1 what is normalization why is it important2 what is functional dependency3 why is this table not in first normal form
- create a detailed erd using the entities and attributes for drivers log document found on the huffman trucking
write the 10 cardinalities that are appropriate for the erd entity relationship
after completing a course in database management you have been asked to develop a preliminary erd for a symphony
develop an eer model for the following situation using the traditional eer notation the visio notation or the
what are triggers used for and why are they important in database systemsprovide an example of a situation where a
from the system analysts perspective below are several situations calling for decisions about output content output
please make them explicit1 relations between entities in a database represent relations and opportunities in the real
1 is it possible for two entities to be related to each other in two ways for example could entity a be related to
what is the purpose of a disaster recovery plan drpwhat are the key elements of a drpwhat are the five methods of
consider the following relational database schemacreate table accountsaccountno char12amount moneyconstraint pkaccounts