What is rownum and rowid?

0 Answers  

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What are different types of statements supported by sql?

0 Answers  

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Difference between IN and EXISTS

4 Answers   Nous, Polaris,

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What is the difference between function and procedure in pl/sql?

0 Answers  

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What is example of database?

0 Answers  

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i have table T!. A B C D NULL 1 2 3 4 NULL 5 6 7 8 NULL 9 10 11 12 NULL. I WANT COUNT OF NULL VALUES IN TABLE. WRITE A QUERY.

14 Answers   iGate, Wipro,

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How do I make sql search faster?

0 Answers  

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Write a query to find five highest salaries from EMP table. (there is a column SALARY)

24 Answers   Cap Gemini, iNautix,

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where are cookies actually stored on the hard disk? : Sql dba

0 Answers  

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What are the steps you take to tune(performance tuning) the code in plsql?

4 Answers   Cap Gemini, Infosys, TCS,

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How to check if a column is nullable before setting to nullable?

0 Answers  

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Which one is the Best approach to put code, among Triggers and Procedures? Explain?

1 Answers   Sierra Atlantica,

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