Question: 1 . Using Entity - Relationship ( E - R ) Model, a data modeling technique, create data model. Use Microsoft Visio to draw your
Using EntityRelationship ER Model, a data modeling technique, create data model.
Use Microsoft Visio to draw your data model.
a Make sure your ER model accurately represents all entities and attributes,
including weakstrong entities and supertypesubtype entities.
b Make sure your ER model accurately represents all relationships.
c Make sure all entities and attributes are labeled accurately according to the
business problem description.
d Make sure to show all maximum and minimum cardinalities.
Take the ER diagram and transform the data model to a database design model. Using
Microsoft Visio to draw your database design model.
a Perform normalization if needed.
b Make sure to transform all entities accurately.
c Make sure to specify primary key, candidate key, and foreign key accurately.
d Make sure to specify attribute properties null status, data type, default value, and
data constraints
e Make sure all relationships are appropriately drawn and marked.
f Make sure to transform all maximum and minimum cardinalities.
Write schemas for your database design.
Using Microsoft SQL Server, implement the database design and schemas that were
developed in step and You must use SQL syntax to create tables. NOTE: I have
already created database with your own name
a Make sure all field properties are appropriately coded.
b Make sure all primary key, foreign key, alternate key are appropriately coded.
c Make sure all constraints are appropriately coded.
d Make sure restrictions are appropriately coded.
e For each relational table, insert at least records. The records can be fictitious.
You must use SQL syntax to insert data into the relational database.
Write at least ten queries that are relevant to your project scenario.
a There should be at least one query using INNER JOIN.
b There should be at least one query using OUTER JOIN.
c There should be at least one query using subquery.
d There should be at least one query joining three or more tables
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