SQL Server Interview Questions
Questions Answers Views Company eMail

Syntax to find the used space and free space of the Data file in a database(SQL Server). Following queries didn't give the exact Used space and Free Space Information sp_spaceused;DBCC showfilestats;exec MyDbName.dbo.sp_spaceused;SP_HELPFILE Can any one tell me the query for how to find the exact used data file space and free space in a Data File?

Cognizant,

2 4817

How to generate the Reports for the Database? I need an Example for it.Will we manually do this or else any script is there? Please let me know ASAP...

Cognizant,

1 2042

When we are using this query to shrink the log file,what exactly it will execute internally? Do we lose any data when we run this script? which data it will truncate in the log file and where it is saved. Please let me know... USE DatabaseName GO DBCC SHRINKFILE(, 1) BACKUP LOG WITH TRUNCATE_ONLY DBCC SHRINKFILE(, 1) GO

Cognizant,

1 2911




one of my database size is 2gb and Unrestricted Growth for Data file up to 10%.But every day after day I am getting Primary Data file is full 99.999 please take appropriate actions.Why it is? Even disk space is also not full,but still I am getting the alerts.

Cognizant,

1 3314

What are the steps you will take to improve performance of a poor performing query?

1 2962

How to restart SQL Server in single user mode? How to start SQL Server in minimal configuration mode?

2 2952

Hi all, I need query help for below senorio, could you please help me. TableName = City CITYID ContinuationID CITYNAME 1 1 SAN 1 2 DIEGO 2 1 SAN 2 2 FRANCISCO 3 1 CHICAGO 4 1 NEW 4 2 YORK 4 3 CITY Could you please help me to write a generalized SQL that returns results as given below in the Query result CITYID NAME1 NAME2 NAME3 NAME4 NAME5 1 SAN DIEGO 2 SAN FRANCISCO 3 CHICAGO 4 NEW YORK CITY

TCS,

5 4860

Does any body please help me what question's have asked for SSRS in the interview?

858




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.

ABC, Accenture,

5 6629

How to handle errors in Stored Procedures.

Accenture,

2 5636

what is the difference between procedure and function.

Thomson,

4 5055

Security Question- SQL DBA exparts, need your help...

3 3202

What is Stored Procedure? What is Views in sql server? Difference between a User Defined Function and a Stored Procedure Difference between a primary key and a unique key? What is a join and explain different types of joins. Difference between temp table and table variable Difference between Triggers and Stored Procedures Difference between UNION ALL Statement and UNION What is COALESCE / Why do we use COALESCE? Why we use SET ROWCOUNT in Sql How many clustered index can have a table How many types of local tables in SQL SERVER Difference between DELETE and TRUNCATE What is Aggregate Functions? What is Row_Number()? What are Ranking Functions? What is NOLOCK? What is CTE? What are the Advantages of using CTE? What is the STUFF function and how does it differ from the REPLACE function? What are the difference between clustered and a non-clustered index? What are the different index configurations a table can have? Difference between a HAVING CLAUSE and a WHERE CLAUSE? Difference between SET and SELECT Provide all the built in string function of SQL SERVER Difference between char and varchar data types Define candidate key, alternate key, composite key. What are constraints? Explain different types of constraints. What is a self join? Explain it with an example. How will you convert table row to a column comma separated value

ACS,

4 7942

what is the maximum size of sql row in mssql?

1 3970

There are two tables (T1, T2) with different rows. Find the output of query. Select count(*) from T1,T2.

Amdocs,

3 4456


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Un-Answered Questions { SQL Server }

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

360


In my application I have a process which picks the scanned files (tif format) from a shared location and it links to application and shown on it.The actuall issue is that my process picks the file before it is completly written or scanned which results in displaying few parts of the image or incomplete image.I need to check if the file is not completly scanned or written then do not link it to application.Please help if any body tell me that how can i check that file is in written phase or locked through DTS.thanking you in advance

873


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

1647


How to check what was the last restore transaction LSN in Log shipping or Mirroring? when we don't have a Monitor or witness server.

2680


If a stored procedure is taking a table data type, how it looks?

4644






whats new about truncate in sql server 2008?

1310


Why we need to use secondry database file? though, we can do same work using primary database file also.

4213


What is the difference between online clustering and Offline clustering?

1227


how can u get last observation in an unknown dataset ?

1146


what are the Prerequisites for Replication?

8455


Why do you want to join software field as you have done your BE in Electronics?

1023


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

4768


SQL Server Architecture ?

1133


What is Lock table in SQL?

265


Hi all, can any one please tell me the difference between sql server 2008 and orace 9i

807