can i use dbms_output.put_line in a function u are telling as return statement

7 Answers  

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Explain select statements in sql?

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What is a sql instance vs database?

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What are the key differences between SQL and PL SQL?

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Can you do multiple joins in sql?

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what is inline view?

15 Answers  

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How can a function retun more than one value in oracle with proper example?

0 Answers  

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Hi, Can anybody please explain me the flow of the below query. I am not able to understand how this query works. This query is for finding the Nth highest salary.. SELECT DISTINCT (a.sal) FROM EMP A WHERE &N = (SELECT COUNT (DISTINCT (b.sal)) FROM EMP B WHERE a.sal<=b.sal); If N = 2 then second highest salary will be the o/p. If N = 3 then third highest salary will be the o/p. and so on.. Thanks, Nitin

5 Answers   Deloitte, Ness Technologies,

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Can we rollback after truncate?

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Explain the working of foreign key?

0 Answers  

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what is the difference between primary key and unique key? : Sql dba

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there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing query select * from a,b what will be the output?

7 Answers   Cognizant,

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