how to fetch alternate records from a table? : Sql dba

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What are pl/sql exceptions? Tell me any three.

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i need department wise top 2 employees salary.which logic i will use

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What is spool?

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select * from emp where sal in(select max(sal) from emp) here there is any limit for in operator how many values accpect ?

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What is the difference between functions, procedures, and packages in pl/sql?

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How do I find duplicates in a single column in sql?

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What is pl sql architecture?

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Mention what does the hierarchical profiler does?

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When would you denormalize?

8 Answers   MBT, Microsoft, MMU,

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How are sql commands classified?

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Hi am new to PLSQL & facing problems in writing code like in SP, Functions, so any one having some SP coding with in depth explanation please share with me my Email ID suvarnaatsuvarna@rediffmail.com Or taking tanning on this please do contact me

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