What is not null constraint?

0 Answers  

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Explain important index characteristics?

0 Answers  

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I have a table in which phno is one of the columns.i do have some values in tht phno column.i need to update phno column values with 0(zero) as prefix.give me a correct solution plz...

7 Answers   Value Labs,

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How to enter comments in transact-sql statements?

0 Answers  

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What is the use of placing primary key and foreign key constrains on columns.

4 Answers   Value Labs,

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diffrence between Cluster Index and non Cluster Index

3 Answers   Wipro,

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what is Constraint? How many types of constraints in SQL ?

38 Answers   HCL, IBM, NIIT, Wipro,

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What is the language structure to add a record to a table?

0 Answers  

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Give the query of getting last two records from the table in SQL SERVER?

0 Answers   Petranics Solutions,

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What is the difference between a function and a trigger?

0 Answers  

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what is macro?

5 Answers   Excel, Global Innovation, Wipro,

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How do you Implement SSIS Packages in your Project?

0 Answers  

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