WHAT IS CARDINALITY?

Answers were Sorted based on User's Feedback



WHAT IS CARDINALITY?..

Answer / nareshkumar

Cardinality is a property of a join that describes how many
rows in one table match rows in another table. Cardinality
is expressed as the minimum and maximum number of rows in a
column at one end of a join, that have matching rows in the
column at the other end of the join.

The minimum and the maximum number of row matches can be
equal to 0, 1, or N.

Is This Answer Correct ?    43 Yes 1 No

WHAT IS CARDINALITY?..

Answer / poornima

Cardinality defines the numeric relationships between
occurrences of the entities on either end of the
relationship line.
eg:
1)0:0
2)1:0
3)1:1
4)0:M
5)1:M
6)M:M

Is This Answer Correct ?    18 Yes 4 No

WHAT IS CARDINALITY?..

Answer / mithru

cardinality is mentioning the relatoin ship between the two
columns participating in a join...eg: if cardinality is 1
to n...for every column value in first table's field there
exists many column values for the field in second table...

for every customer there may exists more than one address
(permanaent and temporary)

Is This Answer Correct ?    9 Yes 1 No

WHAT IS CARDINALITY?..

Answer / prasanna.ramesh1

cardinality defines how many instances there for each uniqe
record in the related table.
the sole purpose of cardinality detection is to warn you of
possible loops

Is This Answer Correct ?    9 Yes 1 No

WHAT IS CARDINALITY?..

Answer / babu

Cardinality is numerical relationship between two table based on joins. Cardinality describes how many
rows in one table match rows in another table.
Cardinalities having two values because it depend on join.Cardinality values are 0,1,N.
Cardinality relations are 0 to 0
1 to 0
0 to 1
N to 1
i to N
Business objects doesn't support N to N relationship.

Is This Answer Correct ?    3 Yes 1 No

WHAT IS CARDINALITY?..

Answer / zg

Cardinality is applicable on both entity and attribute levels.

Attribute Level : GENDER[MALE,FEMALE] - cardinality 2

Entity Level: CUSTOMER[HOME ADDRESS, MAILING ADDRESS,
SHIPPING ADDRESS, BILLING ADDRESS] cardinality (1,4)
Customer has 1 to 4 addresses

CUSTOMERS[ORDERS] cardinality (0,N)
Customer may have zero or more orders

Is This Answer Correct ?    1 Yes 1 No

WHAT IS CARDINALITY?..

Answer / ramana reddy

cardinality defines No of distinct instances that occur in
a column

Ex:There is a column call Gender

Gender
-------
Male
Female
Female
Male
female


Here cordinality of gender is 2

Is This Answer Correct ?    6 Yes 16 No

Post New Answer

More Business Objects Interview Questions

WHAT ARE THE DISADVANTAGES IF WE HAVE MORE FACT TABLES IN UNIVERSE?

4 Answers   Ericsson, Nokia,


How many built-in objects are created in Business Objects repository?

2 Answers  


I HAVE DRAGGED OBJECTS IN QUERY PANEL.... IF I CHECK THE SQL QUERY IT WAS SHOWING 2 QUERIES IN WHAT SITUATION IT WILL HAPPEN?

2 Answers   Accenture,


Hi friends How to design Xcelsius dashboard trough "SAP Netweaver connection" please explain steps for SAP Net weaver connection.

1 Answers  


what is confirm dimension ?

11 Answers   IBM, Wipro,






What's the Functional & Architectural Differences between Business Objects & Web Intelligence Reports?

0 Answers   HCL,


HI, can anybody explain me how performence will decrease if we create objects using derived tables ?

2 Answers  


When we go for OLAP , and When we go for OLTP for generating the reports ?

3 Answers   Honeywell,


who r the users in B.O.XIR2?

2 Answers   PCS,


Can anyone tell me how to display (calculate )Turn Around Time between two dates in the BO Report? Thanks in Advance

1 Answers  


What is the local filter and global filter in bo's?

8 Answers  


how will you move the universe/report from development to production?

3 Answers   TCS,


Categories