Question: Explain the distinction between entity type and entity instance.

Explain the distinction between entity type and entity instance.

Step by Step Solution

★★★★★

3.48 Rating (171 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

An entity type can be thought of as a ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Essentials Database Management Questions!

Q:

Explain the distinction between identifying and non-identifying relationships.

Q:

There is a bulleted list associated with Figure 2-21 that describes the entities and their relationships in Pine Valley Furniture. For each of the 10 points in the list, identify the subset of Figure...

Q:

Consider the following normalized relations for a sports league: TEAM(TeamID, TeamName, TeamLocation) PLAYER(PlayerID, PlayerFirstName, PlayerLastName, PlayerDateOfBirth, PlayerSpecialtyCode)...

Q:

Explain the distinction between entity type and entity instance.

Q:

Explain the distinction between entity type and entity instance.

Q:

Match the following words to their definition: Relationship Type A. an association that can exist between two different enqity types. Relationship Set B. the instance that associates an entity from...

Q:

1. Define each of the following terms: a. entity type b. entity instance c. Attribute d. Relationship type e. Identifier f. Multivalued attribute g. Cardinality constraint h. Weak entity i. Derived...

Q:

A single occurrence of an entity type defines: entity instance. entity appearance. multivalued attribute. attribute. data element.

Q:

You have represented Ed for many years in his computer consulting business. Ed has been developing a new video game called Cyclops. Two of Eds friends, Bill and Ted, are interested in joining Ed in a...

Q:

To complete Discussion Board 1, complete the steps below: Step 1: Read the following scenario: You have represented Ed for many years in his computer consulting business. Ed has been developing a new...

Q:

Ferric oxide crystallises in a hexagonal close-packed array of oxide ions with two out of every three octahedral holes occupied by ferric ions. Derive the formula of the ferric oxide.

Q:

In structural engineering, the secant formula defines the force per unit area, P/A, that causes a maximum stress m in a column of given slenderness ratio L/k : P/A = m /1 + (ec/k 2 ) sec [0.5P/(EA)...

Q:

The private equity market is composed of individuals, venture capital firms and private equity funds. True False Clear selection

Q:

Which of the following is true? a. In the product markets, firms are buyers and households are sellers. b. In the factor markets, firms are sellers and households are buyers. c. Firms receive money...

Q:

Consider the following code: Assume that the register $t1 contains the address 0x1000 0000 and the register $t2 contains the address 0x1000 0010. Note the MIPS architecture utilizes big-endian...

Q:

Write the MIPS assembly code that creates the 32-bit constant 0010 0000 0000 0001 0100 1001 0010 0100two and stores that value to register $t1.

Q:

If the current value of the PC is 0x00000000, can you use a single jump instruction to get to the PC address as shown in Exercise 2.39? Exercise 2.39 Write the MIPS assembly code that creates the...

Q:

help me please thank you very much Every morning your alarm clock goes off at exactly 8 am. There's a probability of % that you decide to hit the snooze button once (each morning is independent)....

Q:

Two options have been provided by the mechanical engineer to the manager to improve the productivity of the factory. These options are expected to reduce manual tasks by installing new automated...

Q:

10 - Which of the following statements is POSITIVE? a) was este b) It is bad that a free labor market leads to low wages for unskilled labor in Turkey There is more inequality in wages in 2020 than...