Answer / msy

12 Trigger can be created on a single table.

Answer / nishi

Before oracle 10g 12 trigger possible after oracle 10g more than 12 trigger we can use

Answer / hairreddy

we can create more no of triggers on a single table but we can apply 12 different type of triggers only on a table
before -- for this table level and row level (insert/update/delete)-----total 6
after-- for this table level and row level (insert/update/delete)-----total 6

total 12 different triggers we can write on a table

How can we find duplicate records in a table?

0 Answers  

---

declare v_count number(8,3); v_sal scott.emp.sal%type := '&P_sal'; cursor cur_name is select sal from scott.emp where sal between (v_sal-100) and (v_sal +1000); begin v_count :=nvl(sql%rowcount ,0); if v_count = 0 then dbms_output.put_line('no records are fetch in the given sal range'); else dbms_output.put_line('There is/are '||to_char(v_count)|| ' salaries are selected in the given range '); end if; end; in the above programm .....for any sal range ....always it shows the following message.. no records are fetch in the given sal range please find the mistake and share with me...with thansk and regards..sarao....

3 Answers   Satyam,

---

How to access the current value and next value from a sequence?

6 Answers  

---

How many databases can sql express handle?

0 Answers  

---

What is a REF CURSOR? Compare strong and week ref cursor types.

6 Answers  

---

---

What is database migration?

0 Answers  

---

Can sql developer connect to db2?

0 Answers  

---

Can we delete column in sql?

0 Answers  

---

one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows in the table permanently and i want output in the above formatow should u write query?

13 Answers   Cap Gemini, TCS,

---

What is the purpose of cursors in pl/sql?

0 Answers  

---

What is difference between db2 and sql?

0 Answers  

---

What are the pre requisites?

1 Answers  

---