Linked server allows operation to multiple server as one query.

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List Active Directory Users

My boss sent to request me that: I want to a SQL query, that lists all domain users of a specific group. I began to search query. I found several solutions using Linked Server. EXEC ...
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Multiple login mappings for linked server

Can we assign two logins for two different databases on target server. For example, I would like to create a Linked Server between ServerA and ServerB. ServerB has two databases on it and both using ...
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483 views

Auditing access to a linked server

I have a linked server with SQL Server configured with the security option "For a login not defined in the above list, connections will: Be made using the login's current security context". What I ...
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204 views

Login failed for user 'NT AUTHORITY\ANONYMOUS LOGON'. for linked servers

I am trying to execute a query to pull data from another server. I added the server as a linked server to the another one but I am getting the following error when I try to execute the query Login ...
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1answer
72 views

MySQL out of Memory, but Only Through MSSQL Linked Server

I am getting an error "MySQL client ran out of memory" when trying to do some simple MySQL selects or inserts from Microsoft SQL through a linked server. It was working fine for a week or so, and for ...
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1answer
64 views

Server 2012 Linked Server From An Instance

I have 3 SQL Server 2012 Instances, 2 on SiteA on the same server SiteAServer. I have 1 on SiteB on server SiteBServer. SiteADefaultInstance, SiteASecondInstance SiteBDefaultInstance ...
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Linked Servers security context and transaction logging

I have many large logging tables that are populating with data constantly. The information is rarely or never read and I want to move them out of the database. So, the idea is to: create linked ...
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1answer
608 views

How to UPDATE/DELETE/INSERT with Microsoft.ACE.OLEDB.12.0 as Linked Server in SQL Server 2012?

I need to update an Access 2003 database from SQL Server 2012 with the Microsoft.ACE.OLEDB.12.0 provider. As an administrator, everything works great. I can do Select, Insert, Update and Delete ...
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86 views

Change linked server login per-query

Given the situation below, can I specify that the pre-configured linked server login should not be used for a particular remote stored procedure call? I have two SQL Server instances: [LOCAL] ...
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353 views

Why doesn't this transactional replication post script work? (Works in SSMS and SQLCmd.exe)

I have created a script that creates any missing indexes on replicated indexed views. It gets the index definitions from the publisher (Linkedserver) and applies them to the subscriber. The script ...
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SQL Server 2008 Linked Servers Consistently Dropping Connections

I have set up a Linked Server between 2 SQL Server 2008 R2 databases (both 10.50.1600). The linked server worked normally for several weeks until I received reports that users were not able to hit ...
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Run a PowerShell script on a different server - from inside a SQL Server job

I have a procedure to backup SSAS Databases. That is working as a charm. Now my server is filling up with SSAS backups and I would like to delete the backup files that are older than 2 days. to ...
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376 views

DELETE from OPENQUERY alias not working

I'm trying to use the following code to execute a DELETE statement on a linked server. I'm trying to delete all records from the remote server where there is a match on a certain ID field in both the ...
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1answer
497 views

Possible to use a Trigger as failsafe for insert in two databases?

(This is for a project on MSSQL 2008R2 Server) I have been tasked with splitting a table into an internal (same db as before) and an external one (different server). Currently the idea is to read ...
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2answers
3k views

Creating a Linked Server that Points to Itself

I am attempting to create a linked server on SQL Server 2014 instance servername\instancename using the following call: EXEC master.dbo.sp_addlinkedserver @server = N'servername\instancename', ...
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1answer
63 views

Linked server in SQL Server 2005 using NT authentication impersonation

I am trying to Link a server using an NT authentication as the impersonated connection, but this connection will be static to a specific user instead of passing the currently logged-in user's ...
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232 views

Query on a SQL Server view with openquery to Hive returning wrong answer

I have a view in a SQL Server instance which is running an OPENQUERY to Hive through MS OLE DB Provider. The view is getting all the records from the Hive table without any WHERE clause. Now, I ...
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1answer
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Linked Server Between SQL Server and iSeries is rounding decimals

We just set up a new SQL Server 2008 database, and I got the link set up between our server and an iSeries As400 server that we get some of our data from. The problem I'm having is that it is ...
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Linked Server from SQL Server to SSAS not working - what is missing?

I have a SQL Server 2012 Standard edition sp1 that has ssas also installed. From this server I create a linked server to a ssas server called BIREPLON1, but when I try to access it, I get the error ...
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routine to backup ssas databases fails with: The XML for Analysis request timed out before it was completed

I have developed my own stored procedure, that through a LINKED SERVER, backups the SSAS databases according to a table value parameter. the code for the stored procedure is below. the problem: it ...
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129 views

SQL Server: efficient query with (double) linked servers

I am DBA of server A (SQL Server 2008R2), linked to server B (SQL Server 2012SP1), linked to server C (not sure which version). I have no control on server C, and I cannot contact its DBA. On server ...
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Querying system tables from Linked Server

I am trying to query the syspublications table on Linked Server A from Server B. Both servers are running SQL Server 2012. Using this simple query on Server B: SELECT a.dest_table FROM ...
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Migration query taking time

I'm doing a migration from Oracle to SQL Server and, for one of the tables where we have 3 million records, it is taking a lot of time to complete. When I check the activity monitor, I can see the a ...
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How to query from a linked server via a linked server in sql server?

I have the following set-up: SQL-Server 1 --linked--> SQL-Server 2 --linked-> SQL-Server 3 The question is can I query SQL Server 3 from SQL Server 1 via SQL Server 2? I have ...
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927 views

Remote linked servers

I have a SQL Server 2008R2, and I want to connect remotely to a SQL Server 2012SP1, for which I am given: IP: 12.34.56.78 Login: john Password: pw1 Database: TESTDB Table: test_table The remote ...
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272 views

Intermittent errors when calling stored procedures with linked server references from SQL Agent jobs

Environment: Windows Server 2008 Standard without Hyper-V Service Pack 2 - 64 bit SQL Server Enterprise 2008 R2 SP2 - 10.50.4000.0 - 64 bit Problem: I am receiving intermittent failures from ...
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107 views

SQL Server, firewall and linked servers

I have: SQL Server 2008R2 database server in my LAN and under my control (call it LOCALSQL) remote SQL Server, on which I have much less control (call it REMOTESQL), for which I only have IP, ...
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451 views

How to add a linked server to a sql server management studio?

I have an account in sql server management studio, which I can login to database B, which is on server X. I also have a crystal report on my local PC. Using the crystal report, I can access a ...
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1answer
1k views

SQL Server 2008 R2 - Access Failure in a query that uses Linked server

We have 2 SQL Server 2008 R2 machines. A user is running a query on Server A that joins a table in Server B. In the query he is using linked server to point Server B. User has access to Server B ...
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1answer
494 views

SQL Server: Using 4 part identifiers when database may be on the same server

In my client's setup, the database servers in lower environments are all on one server for cost saving purposes, but in higher environments, these databases are deployed on separate servers, and ...
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1answer
495 views

Linked Server using ODBC too slow

The scenario is that developers used a linked server object on ServerM to reach ServerST. This linked server was setup as a "SQL Server" type using a domain login that exists as a login on ServerST. ...
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163 views

Migrate Linked Server Connections

I am getting ready to migrate a DB from one server to a new machine...but were wondering if there is an easy way to migrate those connections over as well...we have about 6-7 linked servers set up to ...
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How secure is a linked server in SQL Server

I am in a situation in which I should doubt everyone (even my developer team and database admin) so I want to Log all the logons made to my server. I have two SQL Servers, say A and B. I want to log ...
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SQL SERVER - Linked Server and query performance

I have a performance problem related to SQL Server/linked servers/views. I hope you can help me understand what is the best way to do what I want =). I have a database K with 3 linked servers ...
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1answer
176 views

Is it dangerous to use Linked Server? (SQL Server 2008)

I wonder what are the security risks in using Linked Server.
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Joins between linked servers are dangerous, so can we just load the data into a local table before doing the join?

I was just reading the following article which states that it's a worst practice to do JOINs between two linked servers. The only alternative I can see is to get the necessary data from both linked ...
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Are these linked server queries susceptible to SQL injection?

I'm using a stored procedure to generate a create table script on the fly based on parameters passed into it. I am validating that the server exists, and then validating if the table exists in the ...
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Slow SQL Server query using a DB2 linked server in virtual environment

I have a problem with a slow query which uses a linked server. Let me list out my environment first and I'll get to the issue: Virtual Windows 2003 R2 server (fresh deployments on XenServer 6.1 ...
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1answer
633 views

How to get output from trigger on linked server

Fair warning, I know this isn't the best way to do this, but I'm trying to extend some existing code without needing to do a rewrite. Anyway, I've got two SQL Server 2012 installs, one local in my ...
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2answers
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Run “USE” with linked server alternatives

I am using SQL server linked servers and find some difficulties while running queries. Below is the actual query. USe testdb SELECT 'Identitiy property OFF' where COLUMNPROPERTY( ...
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1answer
3k views

“Prelogin failure” when attempting to run stored procedure across linked server

I'm getting the below error when attempting to run a stored proc across a linked server that is going from Microsoft SQL Server 2008 (SP1) - 10.0.2531.0 (X64) to Microsoft SQL Server 2008 (SP2) - ...
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1answer
2k views

Security implications disabling promotion of distributed transaction for linked server

I've a a linked server and I need to run the following statement: INSERT INTO...EXEC linkedserver.sp @parameter Both servers SQL Server 2008R2 SP1. Once I run it I get this error: Msg 7391, ...
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175 views

Execute SQL at different server (with dynamic server name)

I'm using a settings table to configure on which servers a specific kind of data is stored, and I would like to do this as dynamic as possible without having to add the server as a linked server ...
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SQL Server Facets: “Linked Server” exist but “Registered Server” doesn't - why?

I'd like to monitor multiple SQL Server instances. Something similar to what is described in "Monitor Your SQL Server Linked Server Configurations with Policy Based Management" but instead of using ...
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Loopback Linked Server

Is there any benefit in use a Loopback Linked Server, maybe in a security or performance level, because I really don't get the idea ? I google it for several minutes and I find nothing about it.
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1answer
779 views

Inserting a 30 million row table from a linked server

I have a large table that needs to be updated on a nightly basis from a linked server. Initially I had simply truncated the table and inserted all of the records but this was taking too long. I'm ...
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230 views

Nightly reload of tables from a linked server

I have a number of tables that need to be reloaded nightly from a linked server. My current method of doing this is to create a nightly job to pull the data using something like the following: ...
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Linked Server Has Run Out Of Memory

So I have a stored procedure that calls an AS400 Linked server. Now, the stored procedure will execute successfully. However, it is used in a SQL Agent Job and each time the job runs, it gives the ...
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1answer
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Insert to SQL Azure through Linked Server very slow

I have a table on SQL Asure server with no indexes except clustered. And I insert into this table small amount of data just about 1000 rows and it takes more than 4 minutes. Although, when I do it ...
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Why do linked servers have a limitation of 10 branches in a CASE expression?

Why does this CASE expression: SELECT CASE column WHEN 'a' THEN '1' WHEN 'b' THEN '2' ... c -> i WHEN 'j' THEN '10' WHEN 'k' THEN '11' END [col] ...