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What is the difference between null value, zero, and blank space?

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More SQL PLSQL Interview Questions

How can we schedule the procedure to run automatically ?

3 Answers  

in table there r so many rows write a query which two rows r updated last two day befor?

3 Answers   Exilant,

How many types of functions are there in sql?

0 Answers  

What is character functions?

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What are nested triggers ?

6 Answers   Amazon, Appeal Soft, IBM, Infosys, TCS,




how a reference cursor works?what all adnvantages are gained with it..specify the situation?

4 Answers   TCS,

What is window clause?

1 Answers   TCS,

what are Dynamic SQL statements?

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can use the following like overloading concept in a single package: procedure p1(a varchar), procedure p1(a varchar2), procedure p1(a char)

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can we call a procedure from a function?

9 Answers   Mind Tree,

Can we use threading in pl/sql?

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What is RAC in oracle?

7 Answers   MCN Solutions,

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