What is a unique key and primary key and foreign key?


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More SQL PLSQL Interview Questions

How can you tell the difference between an index and a view?

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Why we use stored procedure instead of query?

0 Answers  


Write a unique difference between a function and a stored procedure.

0 Answers  


Can we use commit or rollback in trigger? If yes, then how. Please explain with a suitable example?

5 Answers   HSBC,


after tell procedure whole code he asked can i write the same way in a function

3 Answers  






What is difference between nchar and nvarchar?

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write a procedure to print a statement or number not using "dbms_output.put_line" package.write a procedure instead of it using procdure name as "print" ex:- declare a number:=2; begin print(a); end; /* when U type above procedure 2 have to should be printed*/

2 Answers   iFlex,


What is the difference between SQL table and the PLSQL table?

3 Answers   Mastek,


What is pragma in pl sql?

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What is flag in sql?

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Explain the select statement in sql?

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what is the use of anchoring object? what r the difference between anchoring object & enclosing object? can any one tell me all the details?

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