Answer / dileep

Use OPENROWSET

how can u get last observation in an unknown dataset ?

0 Answers   Genpact,

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Your table has a large character field there are queries that use this field in their search clause what should you do?

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Why is the need for data conversion transformations?

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Why de-normalization required?

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How to delete exactly duplicate records from a table?

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How does normalization work?

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When would you use an insert into .. Select option versus an insert into .. Values option? Give an example of each?

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What methods do you follow to protect from sql injection attack?

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There is a trigger defined for INSERT operations on a table, in an OLTP system. The trigger is written to instantiate a COM object and pass the newly insterted rows to it for some custom processing. What do you think of this implementation? Can this be implemented better?

1 Answers   HCL,

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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 do I create an extended event in sql server?

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Can you link only other SQL Servers or any database servers such as Oracle?

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