Answer / kishore

yes........

create or replace trigger emp_biu
before insert or update on employee
referencing new as new old as old
for each row
begin
if nvl(:new.salary,0) >= 10000 then
raise_application_error (-20999,'Salary with
commissions should be less than 10000');
end if;
end;
/

How do we tune the code?

2 Answers  

---

How many types of functions are there in sql?

0 Answers  

---

C. Normalize the following data up to the 3rd Normal form. Create the tables and insert the data given. Emp_ID Name Dept_Name Salary Course_Title Date_Completed 100 Adam Marketing 48,000 SPSS 6/19/2008 Surveys 10/7/2008 140 Bob Accounting 52,000 Tax Acc 12/8/2008 110 Cathy IT SQL Server 1/12/2008 C# 4/22/2008 190 Dan Finance 150 Emily Marketing 55,000 SPSS 6/16/2008 42,000 Analysis 8/12/2008 Queries 1. Find all Names who have completed the SPSS Course. 2. Find employee with max salary. 3. Find employee with 2nd max salary. 4. Find all employees in Dept “Marketing”. 5. Find all the employees who have taken more than 2 courses. 6. Find all the employees who have completed the courses before month of September.

0 Answers  

---

What is the main difference between sql and pl/sql?

0 Answers  

---

What is the primary use of normalization?

0 Answers  

---

If a procedure within a package is invalidated whether the entire package will be invalid and has to be recompiled again?

2 Answers   IBM, TCS,

---

What does <> sql mean?

0 Answers  

---

Suppose I have to create a view on a table, that is not yet been created by DBA. I khow the table structure. Is it possible to create the view before DBA creates this table? If yes then how? Is it possible to create synonym in this way?

4 Answers   IBM, Metric Stream,

---

What is a sql instance vs database?

0 Answers  

---

how would you write a query to select all teams that won either 2, 4, 6 or 8 games? : Sql dba

0 Answers  

---

When to use inner join and left join?

0 Answers  

---

how to get a list of indexes of an existing table? : Sql dba

0 Answers  

---