What are the components of logical database structure in oracle database?

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How to display First 4 rows From Database Table?

6 Answers  

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hi friends, I have a table A col as status|NUM and value as open |1 open |2 close |3 close |3 the O/P should be open|close 1 |3 2 |4

1 Answers   CTS,

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Whether Oracle satisfy more codd rules or db2 satisfy more codd rules? How meny of each can satisfy ? Please answer me. Advance thanks

2 Answers   IBM,

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I have table-A(1,2,3)& table-B(3,4,5).what is the different b/w below questions? A union all B? B union all A?

2 Answers   Zensar,

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where we have to use ON clause and where we have to use USING clause in JOINS

2 Answers  

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what is data independence exactly? give an example

6 Answers  

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Is it possible to split the print reviewer into more than one region ?

0 Answers   Oracle,

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How many types of tables are there in oracle?

0 Answers  

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Explain coalesce function?

0 Answers  

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I have a table that log salary-increase-process have fields: autoid, old_salary, acctno and table EMP: acctno, name, salary I want to list count increase-salary of employees, each have old_salary, new_salary. Help me with SELECT statement, please!

1 Answers  

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Explain a data segment?

0 Answers  

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