define and explain the differences between clustered and non-clustered indexes.

0 Answers   Microsoft,

---

How do you measure the performance of a stored procedure?

3 Answers   Infosys,

---

How to retrieve field values using mssql_result()?

0 Answers  

---

Would it be a good idea to create an index on a table that always contains 10 records? Why or why not?

3 Answers  

---

What is the difference between in and exists. Ex: select * from emp where empno in(....) and select * from emp where empno exists(....) What is the difference between a Join and Union and Union and UnionAll.

5 Answers   ABC, Accenture,

---

---

What is the difference between cube operator and rollup operator? : SQL Server Architecture

0 Answers  

---

Why foreign key column allowing null values even a parent tables reference key column not having null value..

2 Answers   IBM,

---

How global temporary tables are represented and its scope?

0 Answers  

---

What is BLOCK statements in SQL?

0 Answers   HCL,

---

What is Primary key and foreign key? Give an example

4 Answers   TCS,

---

Call by value and call by reference in procedure and function, with NOCOPY.

0 Answers   Nagarro,

---

What is the difference between varchar and nvarchar datatypes?

0 Answers  

---