What is an index? What are the types of indexes? How many clustered indexes can be created on a table?

0 Answers  

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If I have a table T with 4 rows & 2 columns A & B. A has values 1,2,3,4. and B has 10,20,30,40. Write an Update SQL query which can Swap the values of A & B for all records. (Do not use a sub-query)

5 Answers  

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Does sql backup shrink transaction log?

0 Answers  

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Can a varchar be a primary key?

0 Answers  

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Explain what is sql?

0 Answers  

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How can I tell if sql is running?

0 Answers  

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Difference between DBMS and RDBMS...CODD's rules

4 Answers   Polaris,

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i have one table with accounts and amounts as colums.accounts with columns c and d. and amounts with values 1000,2000,3000 for c and 4000,5000,8000 for d.i need to find the sum of these accounts c and d individually and find the differences between their sum using one select statement.

11 Answers   Ebix, Hewitt,

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How do you write a subquery?

0 Answers  

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What is the different between Stored Procedure and Procedure?

7 Answers   Informatica, MIS,

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Does sql full backup truncate logs?

0 Answers  

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List the ways to get the count of records in a table?

0 Answers  

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