select top 3 sal from each dept?

17 Answers   IBM, TCS,

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Can we write create command in the plsql block?if possible how?

2 Answers  

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What is faster join or subquery?

0 Answers  

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Any attempt to navigate programmatically to disabled form in a call_form stack is allowed?

0 Answers  

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Can we change the table name in sql?

0 Answers  

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wht is the difference between sqlaserver2000 and 2005

1 Answers   ABC, IBM,

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What does where 1/2 mean in sql?

0 Answers  

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How to select random rows from a table?

0 Answers  

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What is trigger in sql? Explain

0 Answers  

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What is the difference between UNIQUE CONSTRAINT and PRIMARY KEY? 1. There is no difference. 2. A PRIMARY KEY cannot be declared on multiple columns. 3. A UNIQUE CONSTRAINT cannot be declared on multiple columns. 4. A table can have multiple PRIMARY KEYS but only one UNIQUE CONSTRAINT. 5. A table can have multiple UNIQUE CONSTRAINTs but only one PRIMARY KEY.

7 Answers   Satyam,

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What is benefit of creating memory optimized table?

0 Answers  

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Can a foreign key be null?

0 Answers  

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