A ___________ identifier consists of more than one attribute. Primary Foreign Composite Domain
A ___________ identifier consists of more than one attribute.
Primary
Foreign
Composite
Domain
Homework Answers
A composite key consists of more than one attribute to uniquely identify an entity occurrence.
Composite
Add Answer to:
A ___________ identifier consists of more than one
attribute.
Primary
Foreign
Composite
Domain
Consider the following three tables, primary and foreign keys. Table Name SalesPeople Attribute Name  
Consider the following three tables, primary and foreign keys. Table Name SalesPeople Attribute Name Type Key Type EmployeeNumber Number Primary Key Name Character JobTitle Character Address Character PhoneNumber Character YearsInPosition Number Table Name ProductDescription Attribute Name Type Key Type ProductNumber Number Primary Key ProductName Character ProductPrice Number Table Name SalesOrder Attribute Name Type Key Type SalesOrderNumber Number Primary Key ProductNumber Number Foreign Key EmployeeNumber Number Foreign Key SalesOrderDate Date Assume...
24) A key that contains more than one attribute is called a(n) A) composite key B)...
24) A key that contains more than one attribute is called a(n) A) composite key B) complex key C) multi-key D) n-key E) candidate key 25) Null values can cause problems because they are ambiguous. True False 26) In the normalization process, it is necessary to identify all the determinants in a relation. True False 27) To represent a relationship in the relational model, the primary key of one relation is placed into a second relation. True False 28) A...
The primary key for M:N relationship tables O is a single attribute. @ always consists of...
The primary key for M:N relationship tables O is a single attribute. @ always consists of two attributes. O is the primary key of the most important entity linked to that relationship does not exist. Many-to-many relationship tables only use foreign keys
Orders Order detail products OrderNumber (Primary) OrderNumber (Composite Primary key and Foreign) ProductID (Primary) CustomerID LineItemNumber...
Orders Order detail products OrderNumber (Primary) OrderNumber (Composite Primary key and Foreign) ProductID (Primary) CustomerID LineItemNumber (Composite Primary key) ProductName OrderDate ProductID (Foreign) Price ShipDate Quantity Category Determine SQL d. Produce itemized bills for orders showing line item totals. (For example, show OrderNumber, CustomerID, LineItemNumber, Product, Total.) The total is the line item total. e. List the customers that have orders that have not yet shipped f. Determine the number of orders that ship the same day they were ordered
Orders Order detail products OrderNumber (Primary) OrderNumber (Composite Primary key and Foreign) ProductID (Primary) CustomerID LineItemNumber...
Orders Order detail products OrderNumber (Primary) OrderNumber (Composite Primary key and Foreign) ProductID (Primary) CustomerID LineItemNumber (Composite Primary key) ProductName OrderDate ProductID (Foreign) Price ShipDate Quantity Category Determine SQL d. Produce itemized bills for orders showing line item totals. (For example, show OrderNumber, CustomerID, LineItemNumber, Product, Total.) The total is the line item total. e. List the customers that have orders that have not yet shipped f. Determine the number of orders that ship the same day they were ordered...
Please do it by type not pics. 1.Consider the following three tables, primary and foreign keys....
Please do it by type not pics. 1.Consider the following three tables, primary and foreign keys. Table Name SalesPeople Attribute Name Type Key Type EmployeeNumber Number Primary Key Name Character JobTitle Character Address Character PhoneNumber Character YearsInPosition Number Table Name ProductDescription Attribute Name Type Key Type ProductNumber Number Primary Key ProductName Character ProductPrice Number Table Name SalesOrder Attribute Name Type Key Type SalesOrderNumber Number Primary Key ProductNumber Number Foreign Key EmployeeNumber Number Foreign Key SalesOrderDate Date Assume that you draw...
Practice question! Will upvote best answer. Thank you. The primary key of a relation may have...
Practice question! Will upvote best answer. Thank you. The primary key of a relation may have more than one attribute. However, a foreign key of a relation must have only one attribute. Is this true or false?
The terms motif (fold) and domain describe levels of protein organization more complicated than primary or...
The terms motif (fold) and domain describe levels of protein organization more complicated than primary or secondary structure. Differentiate between motifs and domains by matching each phrase to the appropriate term. Motifs Domains Both Answer Bank clusters of secondary structure may retain a three-dimensional structure when separated from the rest of the protein Baß unit stable, globular units unit of tertiary structure depends on primary structure may be distinct functional units in a protein stabilized by hydrophobic interactions repetitive supersecondary...
a) Which attribute do females desire more than males? b) Which attribute do males prefer over...
a) Which attribute do females desire more than males? b) Which attribute do males prefer over females two-to-one? c) Which attribute do males and females desire in equal proportion? d)What proportion of males would like to be richer? What proportion of females would like to be richer? you may use logical approximation)
16. The primary key is selected from the: Group of answer choices composite keys. foreign keys....
16. The primary key is selected from the: Group of answer choices composite keys. foreign keys. candidate keys. surrogate keys. 17. "Delete Table" statement is used to remove a table definition and all the data, indexes, triggers, constraints and permission specifications for that table. Group of answer choices True False 18. Which of the following commands always affect one row at a time when it runs? Group of answer choices Drop Insert Delete Update 19. Data stored as an image...
24) A key that contains more than one attribute is called a(n) A) composite key B) complex key C) multi-key D) n-key E) candidate key 25) Null values can cause problems because they are ambiguous. True False 26) In the normalization process, it is necessary to identify all the determinants in a relation. True False 27) To represent a relationship in the relational model, the primary key of one relation is placed into a second relation. True False 28) A...
The primary key for M:N relationship tables O is a single attribute. @ always consists of two attributes. O is the primary key of the most important entity linked to that relationship does not exist. Many-to-many relationship tables only use foreign keys
The terms motif (fold) and domain describe levels of protein organization more complicated than primary or secondary structure. Differentiate between motifs and domains by matching each phrase to the appropriate term. Motifs Domains Both Answer Bank clusters of secondary structure may retain a three-dimensional structure when separated from the rest of the protein Baß unit stable, globular units unit of tertiary structure depends on primary structure may be distinct functional units in a protein stabilized by hydrophobic interactions repetitive supersecondary...
a) Which attribute do females desire more than males? b) Which attribute do males prefer over females two-to-one? c) Which attribute do males and females desire in equal proportion? d)What proportion of males would like to be richer? What proportion of females would like to be richer? you may use logical approximation)
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