1. Write the relational schema, draw its dependency diagram, and identify all dependencies, including all partial and transitive dependencies in 1NF. You can assume that the table does not contain repeating groups and that an invoice number references more than one product. (Hint: This table uses a composite primary key.) 2. Remove all partial dependencies, write the relational schema, and draw the new dependency diagrams normalizing to 2NF. Identify the normal forms for each table structure you created. 3. Remove all transitive dependencies, write the relational schema, and draw the new dependency diagrams, normalizing to 3NF. Also, identify the normal forms for each table structure you created. 4. Draw the Crow's Foot ERD.

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Normalization Diagram. See the attached picture. 

Using the table below, complete the following tasks:
INVOICE
INV_NUM PROD_NUM SALE_DATE PROD_LABEL
211347
211347
211347
211348
211349
AA-
E3422QW
QD-
300932X
RU-
995748G
AA-
E3422QW
GH-
778345P
15-JAN-
2016
15-JAN-
2016
15-JAN-
2016
15-JAN-
2016
16-JAN-
2016
Rotary sander 211
0.25-in. drill
bit
VEND_
CODE
Band saw
211
309
Rotary sander 211
Power drill 157
VEND_NAME
QUANT_PROD_
Neverfail, Inc. 1
Neverfail, Inc. 8
BeGood, Inc. 1
Neverfail, Inc. 2
ToughGo, Inc. 1
SOLD PRICE
$49.95
$3.45
$39.99
$49.95
$87.75
1. Write the relational schema, draw its dependency diagram, and identify all dependencies,
including all partial and transitive dependencies in 1NF. You can assume that the table does
not contain repeating groups and that an invoice number references more than one product.
(Hint: This table uses a composite primary key.)
2. Remove all partial dependencies, write the relational schema, and draw the new dependency
diagrams normalizing to 2NF. Identify the normal forms for each table structure you created.
3. Remove all transitive dependencies, write the relational schema, and draw the new
dependency diagrams, normalizing to 3NF. Also, identify the normal forms for each table
structure you created.
4. Draw the Crow's Foot ERD.
5. Submit your .vsdx Visio file containing all dependency diagrams and relational schemas for
1NF, 2NF, and 3NF as well as the Crow's feet ER diagram for grading.
I
■
Transcribed Image Text:Using the table below, complete the following tasks: INVOICE INV_NUM PROD_NUM SALE_DATE PROD_LABEL 211347 211347 211347 211348 211349 AA- E3422QW QD- 300932X RU- 995748G AA- E3422QW GH- 778345P 15-JAN- 2016 15-JAN- 2016 15-JAN- 2016 15-JAN- 2016 16-JAN- 2016 Rotary sander 211 0.25-in. drill bit VEND_ CODE Band saw 211 309 Rotary sander 211 Power drill 157 VEND_NAME QUANT_PROD_ Neverfail, Inc. 1 Neverfail, Inc. 8 BeGood, Inc. 1 Neverfail, Inc. 2 ToughGo, Inc. 1 SOLD PRICE $49.95 $3.45 $39.99 $49.95 $87.75 1. Write the relational schema, draw its dependency diagram, and identify all dependencies, including all partial and transitive dependencies in 1NF. You can assume that the table does not contain repeating groups and that an invoice number references more than one product. (Hint: This table uses a composite primary key.) 2. Remove all partial dependencies, write the relational schema, and draw the new dependency diagrams normalizing to 2NF. Identify the normal forms for each table structure you created. 3. Remove all transitive dependencies, write the relational schema, and draw the new dependency diagrams, normalizing to 3NF. Also, identify the normal forms for each table structure you created. 4. Draw the Crow's Foot ERD. 5. Submit your .vsdx Visio file containing all dependency diagrams and relational schemas for 1NF, 2NF, and 3NF as well as the Crow's feet ER diagram for grading. I ■
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