ex: take one schema in that t1,t2,.....tn tables and you don't no the table name also. write a procedure if enter columns name then display the maching columns .otherwise display the unmatch columns.

1 Answers   Zensar,

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explain advantages of myisam over innodb? : Sql dba

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What is sql and its types?

0 Answers  

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how can i read files from a pl/sq l program

3 Answers  

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what are local and global variables and their differences? : Sql dba

0 Answers  

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how to create a database in oracle?please gve anser with example

1 Answers  

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What is the difference between delete and truncate statement in sql?

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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Do prepared statements prevent sql injection?

0 Answers  

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I have a tablle like this. cust acc --------------- a 1 b 2|3 c 4|5|6 I Want below o/p: cust acc ----------- a 1 b 2 b 3 c 4 c 5 c 6 Please any one can you have any ideas share me. I have urgent requirement.

4 Answers   Cap Gemini, MTS,

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What is difference between left and right outer join?

0 Answers  

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What is the difference between a subquery and a join?

0 Answers  

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