What are the triggers associated with image items?

0 Answers  

---

What is normalization in sql?

0 Answers  

---

How can I delete duplicate rows?

0 Answers  

---

What is window clause?

1 Answers   TCS,

---

Explain the difference between sql and mysql.

0 Answers  

---

---

What is not in sql?

0 Answers  

---

What is the purpose of the primary key?

0 Answers  

---

Why do we need databases?

0 Answers  

---

what are the nonstandard string types? : Sql dba

0 Answers  

---

What is materialized view. What are different methods of refresh?

0 Answers  

---

1. how to use the check option constraints in sql query..? 2.how to add data in a complex query ? 3.is it possible to use commit or rollback or savepoint in triggers...if not why please explain with examples...? 4.what is the difference between meterialized view and normal view..how to create materialized view and how to use it..? 5.what is varray...? what is the advantage of the varray ? please expalin with a simpel example..i want to load into a table (student no and name and his marks..) please give example.. 6.what are the bulk bind exceptions...how to use bulk bind and how to use bulk collect..please explain with example... 7.what is for update of and where current of ...? 8 what is the use of nowait ? 9.please give an example for nocopy in a simple plsql query 10.create an index in a table...tellme how to use the index in a where clause to do performance tunning...

3 Answers   Satyam,

---

What are the different types of joins and explain them briefly.

3 Answers  

---