Tagged Questions

4
votes
2answers
77 views

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] ...
1
vote
2answers
89 views

Working Linked Server Query fails in sp_send_dbmail

Take the following example: EXEC msdb.dbo.sp_send_dbmail @recipients = 'me@whatever.co.uk' , @query = 'SELECT TOP 10 * FROM LINKEDSERVERA.DATABASE.dbo.TABLE' , @attach_query_result_as_file = N'True' ...
5
votes
3answers
111 views

How does “Be made using the login's current security context” pass the users password to remote server

Say you have a SQL Server with a "Linked Server" to another server - said "Linked Server" is set to use "Be made using the login's current security context" as its authentication model. How does the ...
0
votes
0answers
27 views

EXECUTE AS over Linked Servers

I have a front end that logs into the DB as "logInA", and only has permission to "schemaA" stored procs, which use EXECUTE AS "logInB", (I have also tried EXECUTE AS 'DBO'), to handle all the business ...
2
votes
2answers
70 views

Linked Server Risks

I'm implementing a new feature which requires data from databases on multiple servers. I just need to union data from all these servers and sort it. The two options that come to mind are: Use linked ...
2
votes
1answer
276 views

Communication link failure for some queries to linked server

I am seeing the following error in SSMS (server has Windows Server 2008 and Microsoft SQL Server 2008 R2 (RTM) - 10.50.1600.1 installed) when running some queries against the linked server, in ...
1
vote
1answer
129 views

Cannot initialize the data source object of OLE DB provider “Microsoft.ACE.OLEDB.12.0” for linked server

I'm trying to establish a linked server from SQL Server 2008 R2 to an Access database. The Access database is not password protected. As I have seen in other posts (specifically this one), this is ...
1
vote
2answers
84 views

Pull Access schema into a SQL Server table

We had an assembly that used to pull a list of tables and their columns from an Access database and place the listing into a SQL Server table for later use. For various reasons the assembly is no ...
0
votes
1answer
296 views

How do I connect to a database which is a linked server via ODBC?

(All the searches for this sort of thing tell me about where the linked server is connecting to the original database via ODBC, but I'm connecting to the intermediate server via ODBC.) I have a ...
1
vote
0answers
57 views

What permissions are required to view the contents of a catalog on a remote server?

I defined a linked server from a SQL Server box to a MySQL box. I went through a very detailed set of instructions and steps, everything works like a charm when I am logged in. The linked server ...
7
votes
3answers
341 views

How do I write portable SQL that refers to a linked server?

I've got a stored procedure that refers to a linked server. In several places throughout the procedure I've got something like the following: INSERT INTO [TableName] (...Columns...) SELECT ...
3
votes
2answers
137 views

Sudden Query Performance Degradation On A Linked Server

I have an application that uses a view on a SQL Server 2008 R2 instance. This view actually queries a linked server (SQL Server 2008) that has replicated data from our main ERP database. Yesterday, we ...
3
votes
0answers
659 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) - ...
2
votes
1answer
937 views

Sql Server 2008 x64 ODBC Linked Server to Oracle Not Working

I have an install of Sql Server 2008 x64, installed on two boxes. One is a Win 7 x64 workstation (Sql Server 2008 x64 SP2 developer edition), the other is a Windows Server 2003 x64 (Sql Server 2008 ...
1
vote
1answer
532 views

Cannot fetch the rowset from OLE DB provider “SQLNCLI” for linked server X

I am getting this error while doing concurrent read from same table through linked server. Time out setting is alright. When this error happens, I also start getting the following error for the same ...
6
votes
1answer
256 views

Is there a way to DENY CRUD operations on connections from linked server?

I have a SQL Server instance, RPT1 (2008 R2), that was set up for "power users" to run their own queries. This server is linked to our production reporting server, PRD1 (SQL Server 2008 instance), ...
1
vote
0answers
110 views

Cannot Check if the Access Database Engine is Installed and Configured

All, I want to check if the Access Database Engine is installed and linked to SQL Server. On my development machine (x64-bit) the following queries both show the Access Engine to be avalible as a ...
5
votes
5answers
1k views

Microsoft SQL server 2008 and linked servers

I'm designing a set of databases which might need to use each other's stored procedures or tables. The reason that I'm creating separate databases is that in the future I want to be able to move any ...
0
votes
1answer
364 views

check if linked server table column exists

I have several access databases that I'm copying over to the sql server, connecting to as a linked server, and then pulling data from each night. I need to be able to identify if the current access ...
2
votes
2answers
1k views

Access Linked Server error “The provider did not give any information about the error.”

A little information. I'm running SQL SERVER 2008 R2 64bit. I have Microsoft.ACE.OLEDB.12.0 provider installed. On my production server I've setup a linked server to the access db using the provider ...
2
votes
1answer
857 views

SQL Server 2000 to SQL Server 2008 linked server issue

Here's my scenario: I've got a linked server going from a SQL Server 2000 machine to a SQL Server 2008 machine. To aid in moving databases with a minimum of config changes, most of our connections ...
2
votes
1answer
1k views

“Linked server does not contain table” error when using VFPOLEDB provider linked server

I am receiving the below error when attempting to run any queries via a linked server in SQL Server 2008 R2 using the Visual Fox Prox OLE DB Provider v9.0.0.3504. I am attempting this as I need to ...
3
votes
3answers
1k views

What's the difference between Linked Server solution and SSIS solution?

When I want to move data between two databases (e.g source: Oracle, destination: SQL Server), I think I have two options: Linked Server and SQL Server Integration Services. But is there any benefit ...