<<labele>> declare a=10 b=20, begin some statements declare a=30 c=40 end; what is the A value in nested block?

1 Answers   ITC Infotech,

---

Why do we use triggers?

0 Answers  

---

What is sql and its types?

0 Answers  

---

What is database sql?

0 Answers  

---

Do prepared statements prevent sql injection?

0 Answers  

---

---

Can a table have no primary key?

0 Answers  

---

Is left join and outer join same?

0 Answers  

---

Can sql function call stored procedure?

0 Answers  

---

Write a pl/sql script to display the following series of numbers: 99,96,93……9,6,3?

1 Answers  

---

Can you alter start with clause?

1 Answers   TCS,

---

What is mutating trigger?

0 Answers  

---

what is the difference between pragma exception_init and raise_application_error

1 Answers   Aetins, State Street,

---