Tagged Questions

MSDTC is short for the Microsoft Distributed Transaction Coordinator. It is a Windows Sevice that SQL Server and other applications rely on when a transaction spans across multiple machines.

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81 views

Linked Server and MSDTC on cluster

I'm trying to set up a linked server between two instances we have on our network. I've done this many times before without an issue, but this time I repeatedly get the following error: OLE DB ...
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1answer
74 views

UOW's: Relating UOW's listed in MSDTC to SQL Server info

We have some active transactions showing up in MSDTC that have been there for a very long time and don't go away. They're not orphaned or in-doubt, just normal-looking active transactions. We're ...
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114 views

Distributed transaction coordinator between SQL Server and Oracle

I'm not sure about distributed transaction coordinator so please bare with me on this, I'm probably asking this question wrong. I know distributed transaction coordinator is used in SQL Server and can ...
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199 views

How does MS SQL Server authenticate MSDTC connections when using SSPI?

I'm trying to get SSPI authentication to play well with two-phase transactions via MSDTC, using PostgreSQL with psqlODBC. I can't figure out how it can work securely - so I'm hoping someone can ...
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1answer
665 views

Problems with clustered DTC server 2008 R2

I had a working clustred DTC, but due to a disk migration, i had to delete the service and recreate it. Thats how the problem started. When i recreate the service, it comes online perfectly. But when ...
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1answer
147 views

DTC Timeout when trying to update oracle table through link that contains a text index

Problem Given is a SQL Server connected to an ORACLE Instance as a Linked Server. It’s using the Oracle Client OLEDB Provider. When doing an update in a transaction on a table having a CTXSYS.CONTEXT ...
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1answer
294 views

Problem setting MSDTC on client computer

I created an application that is making use of MSDTC (to open a transaction on multiple databases within the same MS SQL server), our local environment was setup successfully and both DTCPing, ...
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1answer
105 views

Can I force MSDTC to control only within a single database?

Using MS SQL Server 2008 R2 we have .NET code and we would like to use nested connections to the same database within the same transaction scope. I understand and accept that this will require ...
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1answer
652 views

Is MSDTC required for SQL Server 2012 Fail Over Cluster?

I am making a 2 node SQL Server 2012 Fail Over Cluster, do I need to install MSDTC also? If yes then can both be installed on single shared disk?
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Single disk for Data, System, User, Temp and Backup when installing Fail Over Cluster?

I have a Windows cluster with two nodes. I am trying to make Fail Over Cluster using SQL Server 2012. On both nodes there is 2 TB storage available which I can access as: ...
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1answer
2k views

AlwaysOn AG, DTC with failover

Problem: How can I run Distributed Transaction Coordinator (DTC) on all servers in an AlwaysOn Availability Group (AG)? I do NOT need to maintain transactions over failover/switchover events. Setup: ...
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1answer
119 views

SSIS Suddenly Requires DCOM Permissions

I have recently deployed some SSIS packages. I made a job to run them one after another. However, I am now allowed to use MSDTC. So I chained the jobs together like I have done before, but now I am ...
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302 views

MSDTC on SQL Server 2012 with mount point for data disk

I have installed a new SQL Server 2012 instance on a cluster. The installation went fine but when I've added the MSDTC as resource of the instance, it went wrong. When I just added it, the MSDTC was ...
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1answer
2k views

Msg 7391, Distributed Transactions (DTC) on SQL Server

This may be DBA related or developer related, I honestly don't know. I have two Database servers: A: SQL Server 2005 (Trigger that uses DBMail on Server B) B: SQL Server 2008 R2 (DBMail configured) ...
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0answers
312 views

MS DTC errors on SQL Server 2008 R2 but not SQL Server 2000 running on difference instance

I am receiving errors when I try to run a distributed query against different SQL Server 2008 R2. At first I thought this might be cause the servers have been set up on a VM using a clone but after I ...
5
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1answer
557 views

Cross Database transactions with Availability Groups

Recently we are working on a POC to get Always on work and happened to see this article in BOL http://technet.microsoft.com/en-us/library/ms366279.aspx This article suggests that there would be ...
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1answer
965 views

Using MSDTC in SQL Server 2008

I used Hyper-v to install one windows 2008 server machine, and copy the image to create another one and change the computer name, both of them are in the same domain, and I use a domain user as ...