what is the difference between ereg_replace() and eregi_replace()? : Sql dba

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Describe types of sql statements?

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In a PL/SQL block,which loop type should be used in a performance point of view & Why (as both loops can do the same task) 1) open - Fetch loop 2) for loop

4 Answers   JDA,

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when is the use of update_statistics command? : Sql dba

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How do you break a loop in pl sql?

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Can we delete column in sql?

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What is a full join sql?

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Can we commit in trigger?

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Table name: T1, it has only one column. col1 ------ c b a b b b b d s a a t s Requirement: I need the following output from the above base table by using SQL query. col1 Cnt ----- ------- a 3 b 5 Others 5 Please help. Thanks Guru v.gurus@in.com

11 Answers  

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Write a query to find second highest salary of an employee.

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hi this is nakka i have been looking for 1+ exp in oracle sql,plsql developer positions also have knoledge on d2k i am not getting proper walkins how to know it? where can i find it?

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How can we find duplicate records in a table?

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