Answer / manoj

The no. of records in a table in a table is called its
cardinality.

Answer / pratap

Cardinality is the number of unique values in a particular column of the table. If there are less unique values in a field then it has the lowest cardinality and vice versa.

Answer / pooja

cardinality is defined as the number of records / rows in
the table

what is primary key,unique key, foreign key? can u teach me in simple language?

44 Answers   Banking, CMC, CTS, HCL, Infosys, Keggfarms, SkyEss, Sunrise, TCS, Web Synergies, Wipro,

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Explain normalization in one line?

0 Answers   C DAC, CDAC,

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What is a sequence? Explain it with one example?

0 Answers   BirlaSoft,

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Differentiate between delete and truncate table?

0 Answers  

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can any one explain about normalization forms with clear explanation in interview point of view. thanks for ur answers.

1 Answers  

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How can we join three tables in SQL server 2000

2 Answers   Intelligroup,

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Its possible to use auto increment in oracle or not? If no means why?

1 Answers  

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what is the difference between tuple calculus and domain calculus ?

2 Answers   Infosys,

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Difference between sql and mysql?

0 Answers  

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List the properties of a transaction.

0 Answers  

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Given a table Employee which has columns name and salary, write an SQL query to find the employee with the second highest salary.

0 Answers   Amazon,

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Display the employees whose salary is less than average salary.

0 Answers   Amazon,

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