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What is the purpose of Linked Server Configuration in Sql Server?

Posted By :Jean Paul     Posted Date :November 11, 2010    Points :10   Category :.NET Framework 
It enabled us to query remote database servers of different providers.

Thus we can copy or select table data between multiple servers.

You can also find related Interview Question to What is the purpose of Linked Server Configuration in Sql Server?  below: 

What is a Linked Server?

Linked Servers is a concept in SQL Server by which we can add other SQL Server to a Group and query both the SQL Server dbs using T-SQL Statements. (More...)

Client/Server Configuration?

Consists of two elements, Client and Server

1. A centralized element which provides resources to client
2. Manages data, printers or network traffic
1. Manages local resources used by users such as monitor, keyboard, CPU and peripherals (More...)

What is Linked Server?

Linked Servers is a concept in SQL Server by which we can add other SQL Server to a Group and query both the SQL Server dbs using T-SQL Statements. With a linked server, you can create very clean, easy to follow, SQL statements that allow remote data to be retrieved, joined and combined with local data. Stored Procedure sp_addlinkedserver, sp_addlinkedsrvlogin will be used add new Linked Server. (More...)

what is Linked server in sql?

Linked server is a concept of adding other remote server to a group to query DB's of both servers together (More...)

Define linked server?

It is a concept that allow us to add other sql server to a group and can query both using sql statements. (More...)

Can SQL linked server can be use to link oracle?

Yes, Oracle has oledb provider for oracle provided by Microsoft that can be used to link it to SQL server group (More...)

What is the purpose of an Index in SQL Server.

An index is used when we need a bookmark for our table. They are just used to speed up searches/queries.
Clustered Index:
A clustered index physically sorts the data in a table.The value of a clustered index is a key-value pair,where key is the index key and value is the actual value.

Non- Clustered Index:

A non-clustered index sorts the data logically but not physically.The value of a non-clustered index is not the data but a pointer to the data page.So, we can say a non-clustered index is dependent on the clustered index.In the absence of clustered index, it refers a physical location in the Heap for value. (More...)

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

SQL Server can be started from command line, using the SQLSERVR.EXE. This EXE has some very important parameters with which a DBA should be familiar with. -m is used for starting SQL Server in single user mode and -f is used to start the SQL Server in minimal confuguration mode. (More...)

Database Concurrency in Sql Server.

When two or more user try to update same type of data in a table then Database Concurrency helps in this situation.

There are 2 types of Database Concurrency

Pessimistic: When one user try to change the data with pessimistic concurrency then a lock is placed on the data in a table so that another user cannot change data. when one user finishes then other user can able to change.

Optimistic: When two user works on the same data in a table and one change that data first then second user cannot change that same data becasue the which he have using is allready changed so he cannot do the change becasue change apply to another data that is changed by first user. (More...)

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