What is oracle sql developer?

0 Answers  

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What are two parts of package ?

2 Answers   Infosys,

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Why query optimization is needed?

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Dear All, Question for this Week Find out possible error(s) (either at compile time or at runtime) in the following PL/SQL block. State the reason(s) and correct the errors. Declare Cursor C1 is select ename, sal, comm from emp; Begin For i in C1 Loop If i.comm between 299 and 999 then Dbms_output.put_line(i.Ename || ‘ ** Good Commission’); Elsif i.comm > 999 then Dbms_output.put_line(i.Empno || ‘ ** Very Good Commission’); close C1; Else Dbms_output.put_line(i.Ename || ‘ ** ’ ||nvl(i.comm,‘O’)); End if; End Loop; End;

7 Answers   Accenture,

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What is sql constant?

0 Answers  

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What is update query?

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what are the differences between require and include, include_once and require_once? : Sql dba

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why does the selected column have to be in the group by clause or part of an aggregate function? : Sql dba

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What does plvtab enables you to do when you showthe contents of pl/sql tables?

0 Answers  

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Can a primary key be a foreign key?

0 Answers  

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What is the use of cursor ? how cursor allocate context area for executing the sql statement?

4 Answers   HCL,

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Explain the advantages and disadvantages of stored procedure?

0 Answers  

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