What is latest version of sql?

0 Answers  

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Which function is used to return remainder in a division operator in sql?

0 Answers  

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Types of cursor locks and explanation each of them ?

3 Answers   DELL, HP Finsoft,

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What is sql performance tuning?

0 Answers  

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what is foreign key? : Sql dba

0 Answers  

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a procedure one in two out parameters i am waiting it in a sql query can i get the output

1 Answers  

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State the advatage and disadvantage of Cursor's?

2 Answers  

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Can you have a foreign key without a primary key?

0 Answers  

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What is error ora-01000: maximum open cursors exceeded

0 Answers  

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Which is faster count (*) or count 1?

0 Answers  

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what are the advantages of primary key over unique+notnull

7 Answers   Consultancy, LGS, Oracle,

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4. Select sum(A.salary) +sum(B.salary) as TOT_SAL from ( select LEVEL emp_id,level*100 salary,case when mod (level,2)=0then 2 else null end dept_id from dual connect by level<6 )A right outer join (select level emp_id ,level*200 salary ,case when mod (level,3)=0 then 2 else null end dept_id from dual connect by level<6)B On A.dept_id=B.dept_id And A.emp_id=B.emp-id;

1 Answers   Fintellix,

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