how many no of table can be join in a sql query.

4 Answers  

---

how to retrieve last tree records from table? select *from emp where rownum > (select count(*)-3 from emp); i am using this query to get last three records from table but its not giving any output, so please tell me what is the error in this query.

16 Answers  

---

Why is a trigger used?

0 Answers  

---

what is the syntax used for partition in tsql? : Transact sql

0 Answers  

---

I have 2 Databases. How can create a table in particular database? How can i know the list of tables presented each database?( in oracle 10g)

5 Answers   Relq,

---

---

How to fix oracle error ora-00942: table or view does not exist

0 Answers  

---

what is cursor procedure

1 Answers   iGate,

---

what is the difference between undefined value and null value? : Sql dba

0 Answers  

---

When the mutating error will comes? and how it will be resolved?

2 Answers  

---

what is subquery? : Sql dba

0 Answers  

---

What is the difference between clustered and non-clustered index in sql?

0 Answers  

---

Use The Implicit cursor to Query The Department table information Where Deptno is 30.check,if no record was found then print "Record Was Not Found".Else Print Deptname And Ename.Dept table Have Dname Varchar2(20),Deptno Number,EnameVarchar2(20).Please Answer In 2 mins,with in Maximum 15 lines.

5 Answers   Wipro,

---