Answer Posted / ameer mujahid

delete

What is the scope of a local variable?

1119

---

Oracle

2422

---

Difference between oracle's plus (+) notation and ansi join notation?

1155

---

What is the disadvantage of User defind function?

2339

---

How to store pictures on to the database?

1030

---

Is postgres faster than oracle?

1080

---

What is the cache hit ratio, what impact does it have on performance of an Oracle database and what is involved in tuning it?

2172

---

What is a parameter file in oracle?

1185

---

Is oracle the best database?

1004

---

How to create a new user account in oracle?

1060

---

Explain the use of ignore option in imp command.

1080

---

Is primary key indexed by default in oracle?

1041

---

State any two functions of oracle?

1090

---

What is a synonym? What are its various types?

1168

---

What are the restrictions on external table columns?

1106

---