What are the different ways to optimize a sql query?

0 Answers  

---

How we can update the view?

0 Answers  

---

What is a composite primary key?

0 Answers  

---

How do I view a sql database?

0 Answers  

---

Can you join a table to itself?

0 Answers  

---

How to change sql*plus system settings?

0 Answers  

---

What is the process of copying data from table a to table b?

0 Answers  

---

What is the trigger in sql?

0 Answers  

---

table structure: ---------------- col1 col2 ----- ----- 01-mar-2012 11:12:46 01-mar-2012 11:12:10 01-mar-2012 11:12:46 01-mar-2012 11:11:23 Write a query to display the result as shown below: col1 col2 ----- ----- 01-mar-2012 11:12:46 01-mar-2012 11:12:10

2 Answers  

---

if we give update table_name set column_name= default. what will happen? its given in pl sql block.what will hapen?

5 Answers   iFlex,

---

Whis is not false in primary key?

0 Answers   Fintellix,

---

what is the difference between union and union all? : Sql dba

0 Answers  

---