Write a program using SQL queries to find a unique entry in a table.

0 Answers   Tech Mahindra,

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Tell me about the approaches which you used to counter the DI problems.

0 Answers   EXL,

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1. What are the grouping function in SQL ? 2. If base table of a view deleted means, what will happen while we querying on view ? will give any error ? 3. Difference between DROP, DELETE, TRUNCATE table ? 4. What is constraints and types ? 5. What is max size of nchar & nvarchar ? 6. Define ROLLBACK, COMMIT, SAVE POINT 7. How non-clustered better ? or rank the Clustered, Non-Clustered and Table scan in performance wise 8. Select 10 rows from a table ? 9. Define DML, DDL, DCL, DTL commands ? 10. What is mean by NULL value ? NULL means "" or 0 or undefined ? 11. Default constraints ? 12. Can we have more then primary Key in table ? 13. Type of integrity ? Entity, Referential, Domain ?

10 Answers   Perot Systems,

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How to list all tables in the database using odbc_tables()?

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What is hot add cpu in sql server 2008?

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How can we get count of the number of records in a table?

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What is for xml in sql server?

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Tell me what is the order in which the sql query is executed?

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What is intellisense?

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You have to store user responses of ‘yes’ and ‘no’ what kind of data type is best suited for this task?

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Explain alternate key, candidate key and composite key in sql server?

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Can you pass expressions to function parameters?

0 Answers  

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