Translate your ER diagram into a relational schema in the form of SQL DDLs. Choose appropriatedata types for each attribute and include primary key and foreign key constraints, Check and NotNull constraints.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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  1. Translate your ER diagram into a relational schema in the form of SQL DDLs. Choose appropriatedata types for each attribute and include primary key and foreign key constraints, Check and NotNull constraints.

Task
TaskType
Material
1,0
oH PK| TaskCode
1,1
+ PK TaskType
1,1
1,1
PK MaterialName
Description
Name
Name
Status
Quantity_On_Hand
1,M
FK1 TaskType
FK1 TaskType
Assign_Volunteer
TaskType_Material
1.M
KPK,FK1 TaskCode
1,M
1,M
KPK,FK1 TaskType
1,M
PK,FK2 VolunteerlD
PK,FK2 MaterialName
Start_Time
Quantity
End_Time
Volunteer
1,0
PK VolunteerlD
Name
{Address}
Phone_Number
Transcribed Image Text:Task TaskType Material 1,0 oH PK| TaskCode 1,1 + PK TaskType 1,1 1,1 PK MaterialName Description Name Name Status Quantity_On_Hand 1,M FK1 TaskType FK1 TaskType Assign_Volunteer TaskType_Material 1.M KPK,FK1 TaskCode 1,M 1,M KPK,FK1 TaskType 1,M PK,FK2 VolunteerlD PK,FK2 MaterialName Start_Time Quantity End_Time Volunteer 1,0 PK VolunteerlD Name {Address} Phone_Number
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