Please explain: For this step, you should draw an E-R Diagram for this dataset. To this goal,
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For this step, you should draw an E-R Diagram for this dataset. To this goal, you should conduct the following steps (as an example please refer to the 15th slide in the Database Management presentation file): 1. Identify the entities and composite entities (10 Marks) 2. Identify the entities' attributes and primary key (10 Marks) 3. Identify the relationships among the entities and between entities and composite entities (10 Marks) 4. Specify the relationships' type (e.g., one-to-one,1-1, one-to-many,1-M, or many-to-many, M-M)(10 Marks) Note 1: To draw the E-R diagram, please use the following symbols. CODO Note Entity Relationship Composite entity Attribute 2: To identify primary keys, please underline them. Note 3: Please note that, for any identified M:N relationship, you should introduce a composite entity to resolve the M:N problem. For this step, you should draw an E-R Diagram for this dataset. To this goal, you should conduct the following steps (as an example please refer to the 15th slide in the Database Management presentation file): 1. Identify the entities and composite entities (10 Marks) 2. Identify the entities' attributes and primary key (10 Marks) 3. Identify the relationships among the entities and between entities and composite entities (10 Marks) 4. Specify the relationships' type (e.g., one-to-one,1-1, one-to-many,1-M, or many-to-many, M-M)(10 Marks) Note 1: To draw the E-R diagram, please use the following symbols. CODO Note Entity Relationship Composite entity Attribute 2: To identify primary keys, please underline them. Note 3: Please note that, for any identified M:N relationship, you should introduce a composite entity to resolve the M:N problem.
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The detailed answer for the above question is provided below Answer 1What are the entities and composite entities in this dataset The entities in this dataset are Students and Courses There are no com... View the full answer
Related Book For
Modern Database Management
ISBN: 978-0133544619
12th edition
Authors: Jeff Hoffer, Ramesh Venkataraman, Heikki Topi
Posted Date:
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