SQL Server Interview Questions
Questions Answers Views Company eMail

how to give input dynamically to a insert statement in sqlserver


3 5362

1. What are the grouping function in SQL ? 2. If base table of a view deleted means, what will happen while we querying on view ? will give any error ? 3. Difference between DROP, DELETE, TRUNCATE table ? 4. What is constraints and types ? 5. What is max size of nchar & nvarchar ? 6. Define ROLLBACK, COMMIT, SAVE POINT 7. How non-clustered better ? or rank the Clustered, Non-Clustered and Table scan in performance wise 8. Select 10 rows from a table ? 9. Define DML, DDL, DCL, DTL commands ? 10. What is mean by NULL value ? NULL means "" or 0 or undefined ? 11. Default constraints ? 12. Can we have more then primary Key in table ? 13. Type of integrity ? Entity, Referential, Domain ?

Perot Systems,

10 10673

What is the differecne between equi-join and inner-join and natural join..Is there any difference or all are same?


8 43616

How can your resolve deadlocks?

IBM, Iron Mountain, IMS, NuWare,

4 10565



1 3538

i want to join two queries....and i want to run them as one after another that is want output of first query then second , then again output of first query then second and so on...

2 2918

1.What is the deferece between DBMS & RDBMS? 2.How can you trouble shoot? If u will get error while installing sql server? 3.How can u trouble shoot slow running query? 4.how can u trouble log shipping errors? 5.why do we use merge replication instead of T.log replication?


7 6802

write query for fourth maximum salary from employee table

Mind Tree, SP Software,

14 13967

What is the difference between temp table and table variable?


8 20562

what are three different authentications to connect linked servers?


1 3155

What is deadlock and how to avoid the deadlocks.

TCS, Wipro,

3 7548

I have a huge amount of data which is displayed in a report. The data is viewed every day. Every day the data is displayed in 30 secs but suddenly today it is giving an timeout message today. Data has not been changed. The situation is same as yesterday. What might be the reason??? Please Answer.


4 3851

1.Describe way(s) to tune the SQL table in order to optimize performance. 2. Explain SQL Injection and how can you prevent them?

Techno Solutions,

1 2805

I have a website that allows customers to browse and place orders for certain products. I have 2 tables; Customers and Orders. The Customers table holds the customer records and the Orders table holds the orders placed by the customer. Both tables are tied based on the field Cust_ID. Example of the data is shown below: Cust_ID Cust_Name Cust_ID Product Amount Order_Date 1001 John Tan 1001 P-5211 $120.00 2/13/2006 1002 Michael Wong 1001 K-1428 $88.90 1/11/2006 1003 Mary Cheong 1003 C-0923 $82.50 1/27/2006 1004 Ahmad Suffian 1003 K-1428 $88.90 2/2/2006 Write a single SQL statement that extracts all purchase records with the following criteria: 1. Customer names starting with “M” only. 2. Orders placed within the current month only. 3. Amount does not exceed $100.00 The list must be sorted by order date with the latest order showing on top.

Techno Solutions,

3 2978

Let’s say the table in the database is named as TBL_Register. The fields in this table include: 1. User_Name, 2. User_Telephone, 3. Register_Date The field Register_Date stores the current date and time of the registration. Write the SQL statement that inserts the data into the table.

Techno Solutions,

2 2667

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Un-Answered Questions { SQL Server }

How do I repair damaged sql server mdf file database? In previous day my mdf file has got damage due to unknown reasons then I used dbcc chekcdb command but it failed, MDF file is important for me, I don’ know that how to get back mdf file data. Please anyone suggest me?


How you trouble shoot when any job fails


how can you select rexcord(rows) from table A which is not present in Table B . Id being the FK in Table B referencing to ID Table A


what are questions asked in TCS for database tester (sqlserver)for 2-3 exp?


Which is the best place or learning center for MS SQL?????In Bangladesh?????


If user is owning any SQL Objects, can we drop that user


Scalability, Availability, Integration with internet, etc.)?


where the connection string store in the database


tell me the disaster recovery plan


how to use DTS package in 2000,2005,2008 in sql server


Suppose i have a table that contains 5 columns like col1,col2...colm5.I want to import only two column through BCP utility.How to do same through BCP in sybase.


ow to bring suspect mode datbase online from scratch


Write a Select Query to display title for each group of records, which are collected with Compute Clause? Like titlefield column-A column-B ..... ..... ..... Sum ... titlefield column-A column-B ..... ..... ..... Sum ...


What is the difference between online clustering and Offline clustering?


How to write the storeprocedure with in the store procedure? and how can we write the store procedure with in a trigger vice versa? plz post me the exact answer?