Suggestions on on-going development of database schema when it's under...
I'm currently working on a database that comes with a legacy project which uses EntityFramework (updates code based on existing database using Data Model Designer) Currently I work on the master copy...
View Articlemerge replication processing order of UPDATEs, INSERTs and DELETEs
I can set the order of Merge Replication? I've read that the order is Delete -> Update -> Delete. I can change it? If so, how can it impact in my replication?
View ArticleMerge replication Error: The process could not bulk copy into table
Hi I am using SQL SERVER 2005 Service pack 4 on both publisher and distributor. While trying to setup merge replication, i am getting below error continuously. Below are replication details. I am using...
View ArticleDatabase Difference on publisher and subscriber
I currently have SQL Server Transactional replication running. Server A (Publisher & Distributor) to Server B (Subscriber). Everything is working great. I just need to know whether i can add a...
View Articlepercona replication -slave does not follow the master
We have a master percona server (10.0.0.1) in the primary data center. We also have a slave percona server (10.0.0.2) in the secondary data center that follows the master (10.0.0.1). [This slave will...
View ArticleMoving Transaction Data To Another Database For Reporting Purpose
We got a requirement from our developer group, to do the followings: Frequently (every 30mins) move the transaction data out of live database to another database Secondary database will be utilize for...
View ArticleHow to mark loser as winner in p2p replication conflict resolution
We have sql server 2008 databases in 2 different regions that are p2p replicated. Now we can see there are some unresolved conflicts - most of them update/delete conflicts. The way our system is...
View ArticleSchedule data from instance to instance have I maxed out tableDiff
We have a process which uses tableDiff. From one SQL Server 2008 R2 instance to another identical instance. It has worked very well for a long time! I have a situation where one table now has 10767594...
View ArticleIndexed view doesn't exist on the subscriber
I am configuring transactional replication in SQL Server. The subscription is configured as push from 2008R2 publisher (distributor is the same server) to 2012 subscriber. The object I want to...
View ArticleWhat connection string to use for Azure SQL DB using Active Geo Replication?
I have a database in SQL Azure which is being actively replicated to 2 different regions. They are both read-only accessible (tested from SQL management studio by connecting to their respective...
View ArticleTransactional Replication breaks when schema is changed in Publisher
We have set up Transactional replication where in two Publishers feed into one Subscriber , now if try to change the schema of any one Publishers or both publishers, replication breaks. We have tried...
View ArticleBCP - Different Schema
I have a transactional Replication (Non-SQL Server Publishers - Oracle) implemented for one SQL Server Database. Let's say Publishers: A, B Subscriber: C Note: I can not modify the Oracle DBs. The...
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Violation of PRIMARY KEY constraint during Merge Replication
I have two identical SQL Server 2005 databases (MYDB_Pub, MYDB_Sub1) where the merge replication was configured and it works fine. Recently we upgraded to SQL Server 2014. To test the replication...
View ArticleTransaction log bloat when writing to table on replicated database with...
We are observing abnormally large log writes whenever we update a table that is used for parameterized filter in a merge replication. There are a number of join filters as well. When executing a stored...
View ArticleAny reason not to add 'rowversion' column?
The TechNet article, "Optimizing Microsoft Office Access Applications Linked to SQL Server", recommends adding a rowversion column to SQL Server tables linked from MS Access. From the Supporting...
View ArticleWhat is the difference between cache consistency and cache coherence?
consistency means "when" do other process see the shared data. coherence means "how" do other process see the shared data. replicate to prevent data lost,maintain multiple copies of a file in different...
View ArticlePostgres XC Error while distributing data by replication in psql
I have installed, configured my Postgres XC 1.0.2 on Ubuntu. I was able to setup the GTM, Coordinator, nodes 1 & 2 with no challenges. But when attempting to distribute the data amongst the two...
View ArticleReplacing SQL replication
We are looking to replace SQL SERVER replication. Today we've got several version on SQL installations because SQL replication does not support working with different SQL versions (2005 and 2008 for...
View ArticleTransactional publication and database mirroring considerations
I've recently taken over a project, and with it comes 2 backends. 1st is the production services backend and the 2nd is a reporting service backend. Both of which are 2008r2 instances. The production...
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A timeout occured after 30000ms selecting a server using CompositeServerSelector
I try to deploy my mongo database in mongolabs , everything works fine, and i create a new database in mongo labs, Please see my connectionstring. public DbHelper() { MongoClientSettings settings = new...
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