What are views in ms sql server?

0 Answers  

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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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I have student marks in a student table. I need second highest mark .Then what will the query for this?

37 Answers   NetCore, Patni, SAP Labs, Temenos, Wipro,

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What is acid db?

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How to convert character strings into numeric values?

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how to rest identity columns in sql server

3 Answers   Matrix,

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What are pessimistic lock and optimistic lock?

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What is the difference between truncate and delete commands?

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How you trouble shoot when any job fails

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How do I view a trc file?

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what is differencial backup?how to work?Anybody explai it?

2 Answers   HCL,

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What is the significance of null value and why should we avoid permitting null values?

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