What are the advantages of pl sql over sql?

0 Answers  

---

Does truncate require commit?

0 Answers  

---

What are the different types of sql commands?

0 Answers  

---

Wat is SGA ?

3 Answers   ABB,

---

What is a database trigger ? Name some usages of database trigger ?

4 Answers  

---

---

How do I send sql query results to excel?

0 Answers  

---

Types of optimization?

6 Answers   Microsoft,

---

Explain dml and ddl?

0 Answers  

---

What is the difference between UNIQUE CONSTRAINT and PRIMARY KEY? 1. There is no difference. 2. A PRIMARY KEY cannot be declared on multiple columns. 3. A UNIQUE CONSTRAINT cannot be declared on multiple columns. 4. A table can have multiple PRIMARY KEYS but only one UNIQUE CONSTRAINT. 5. A table can have multiple UNIQUE CONSTRAINTs but only one PRIMARY KEY.

7 Answers   Satyam,

---

What is varchar used for?

0 Answers  

---

how to create user in sql and how to set password for that?

3 Answers  

---

What is RAC in oracle?

7 Answers   MCN Solutions,

---