I want to execute a piece of code before calling a procedure. How to achieve it?

1 Answers   Oracle,

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How do you modify a trigger?

0 Answers  

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What are the query optimization techniques?

0 Answers  

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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.

7 Answers   Ericsson, Hewitt,

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What are the types pl/sql code blocks?

0 Answers  

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what is the difference between a having clause and a where clause? : Sql dba

0 Answers  

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describe mysql connection using mysql binary. : Sql dba

0 Answers  

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What is the difference between delete and truncate commands?

0 Answers  

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What is percent sign in sql?

0 Answers  

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What are the two types of periodical indexes?

0 Answers  

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Can I create table without primary key?

0 Answers  

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