Browsing articles in "Replication"
Jul
15
2016

Transaction log file full because of log_reuse_wait_desc=replication, CDC, goldengate

Came across weird situation where received alert for SQL Server transaction log file full and found log_reuse_wait_desc=replication from sys.databases   Now before mentioning troubleshooting step, setup of the database is question is little bit complex because Database is part of SQL Server replication where database publisher is at vendor side and we don’t have access to publisher DB 🙁 Oracle Golden Gate replication is configured from this database to Oracle DB Database in question is […]

Jan
14
2013

How to drop Publisher database in Transactional Replication

Dropping publisher database may be required in various scenarios; please find steps which can help you to drop in case you are facing issues with it. I am including roll back approach as well, it helps sometimes.   First step -> Drop Publication and subscription Second Step -> Drop Database   First step, Right click Publication > Generate Scripts > Generate Drop replication and objects script > Save script to local drive Right click Publication […]

Jan
14
2013

Restore Publisher Database which is part of Transactional Replication

Today I have to restore a publisher database from production backup in QA environment which is part of transactional replication in SQL Server 2005, now there are multiple ways to do it, visit this link for Microsoft recommendation. My approach was, Stop and remove replication, restore database, recreate replication without reinitializing   Before beginning ensure that there is no pending distributed items by going to replication monitor > publication > double click the subscription > […]

Dec
27
2012

Size of Transaction Log Increasing and cannot be truncated or Shrinked, log_reuse_wait_desc = replication

Today while troubleshooting log full issue, came across following scenario where two sql servers are in different domain and both are part of simple transactional replication where log file full was on subscriber, after investigation found that replication is working fine and no transaction are in undistributed state still log file is not shrinking, we tried changing recovery model to simple, etc but still issue didn’t get resolved. Finally we manually executed script to mark […]

Apr
8
2012

SQL Server 2000 Replication and Agents

General Replication concept and guide to set Up Snapshot Replication http://www.databasejournal.com/features/mssql/article.php/1458491/Setting-Up-Snapshot-Replication-A-Step-by-step-Guide.htm This article talks about general concept of replication, various topologies and also a guide to setup snapshot replication

Apr
8
2012

Replication failure: Unable to start a DCOM Server

Error: Unable to start a DCOM Server: {08B0B2D9-3FB3-11D3-A4DE-00C04F610189}. The error: “The system cannot find the path specified. ” Happened while starting this command: C:\PROGRA~1\MICROS~3\80\COM\snapshot.exe -Embedding

Apr
4
2012

SQL Server 2000 – The subscription(s) have been marked inactive and must be reinitialized

Error: The subscription(s) have been marked inactive and must be reinitialized. NoSync subscriptions will need to be dropped and recreated.   Environment: SQL Server 2000 SP4 (valid for other SP versions as well)   Replication Type: Transactional Replication with Publisher and Distributor on one server and Subscriber on another Scenario: You have created subscription to non-expire subscription as below, #img1# And still from time to time you see the subscriber marked inactive error and your […]

Mar
12
2012

Troubleshooting transactional replication timeout error in SQL Server 2000

Timeout error is mostly encountered in merge or transactional replication scenarios where data needs to be synced at regular time intervals, now sometimes due to network issue or bad data replication start failing with timeout errors, now to troubleshoot them follow below steps, Source: http://www.mssqlcity.com/Articles/Replic/troubleshooting_replication.htm and http://support.microsoft.com/kb/312292 First, when you encounter timeout error, go to distribution agent SQL job (in case of push subscription, agent job will be present on distributor server and in case […]

Mar
11
2012

Upgrade SQL Server 2000 Active/Active cluster to SQL Server 2005 and Windows 2003 with High Availability

Part 1: Team composition and upgrade option pros and cons – http://searchsqlserver.techtarget.com/tip/Upgrade-Active-Active-cluster-to-SQL-Server-2005-and-Windows-2003 Part 2: Restoring a SQL Server database to a transition server – http://searchsqlserver.techtarget.com/tip/How-to-restore-SQL-Server-database-to-transition-server-during-an-upgrade Part 3: SQL Server high availability when upgrading to SQL Server 2005 – http://searchsqlserver.techtarget.com/tip/SQL-Server-high-availability-when-upgrading-to-SQL-Server-2005 Part 4: Upgrade live applications to SQL Server 2005 for high availability – http://searchsqlserver.techtarget.com/tip/Upgrade-live-applications-to-SQL-Server-2005-for-high-availability Part 5: Monitor database mirroring and replication after upgrade – http://searchsqlserver.techtarget.com/tip/Monitor-database-mirroring-and-replication-after-a-SQL-Server-upgrade

Dec
15
2011

How do I check SQL replication status via T-SQL?

While searching for t-sql script which can check replication agent status came across a good script which works well for all versions of SQL Server i.e. 2000/2005/2008/2008R2 and above…

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