Hyper V replication - vs - sql replication solutions
I need to establish an offsite copy of a number of production servers, including SQL server. Hyper V replication has been chosen as a simple solution (all servers are virtual). This is to supplement...
View Articlehow to disable delete in replication Cassandra datastax [migrated]
my previous scenario i used Sql server one instance in amazon for live and the second in local network for archiving by disable delete in replication can i do this in Cassandra or what best practices...
View Articlehow to disable delete in replication Cassandra datastax
my previous scenario i used Sql server one instance in amazon for live and the second in local network for archiving by disable delete in replication can i do this in Cassandra or what best practices...
View Articlefilter records within MySQL replication
I'm new to replication process. In one of Rails project it's necessary to share records of one table between two applications. Let's say share records between first application DB A and second...
View ArticleReplication Configuration
I had a SQL Server 2008 Express edition as a Default instance and I am having SQL Server 2012 Evolution and SQL Server 2014 Evolution are my named instances. When I was trying to configure Replication...
View ArticleMongoDB to MySQL Replication Automatically
i have Mongodb server and mysql server. i want to use mongodb for "write" and mysql for "read". so i am looking for some tool or some process by which we can tranfer mongodb to mysql server on regular...
View ArticleTransactional Replication issues
I have a question, I am managing 2 SQL servers is Master Server (Publisher + Distributor) is Client Server (Subscriber) The client is basically owned by a client who is buying data from us. Both...
View ArticleAbnormally high MySQL writes and larger than normal Binary Log files. How can...
We have a MySQL master database which replicates to a MySQL slave. We were experiencing issues where MySQL was showing a high number of writes (but not an increased number of queries being ran) for a...
View ArticleIs there a way to replicate Postgres databases in Amazon RDS between regions?
We have a Postgres RDS instance in the AWS Oregon Region. For some supposed legal reasons, we have to host our client's European data in the Ireland AWS Region, but we need that data synchronized to...
View ArticleMySQL Replication Lag Check
we are about to replicate our database servers into several slaves in different physical locations. The company which is doing replication for us, has asked to give them a sql select statement on one...
View ArticleTomcat 8 DeltaManager vs BackupManager session replication
I'm going to configure 2 nodes cluster with a separated AWS EC2 instances with Tomcat 8 installed. I need to configure Tomcat session replication. According to Tomcat 8 documentation Clustering/Session...
View ArticleHow to setup filtered transactional replication
Configuration/Setup PUBLISHER: SQL Server at branch premises having only specific branch data (ex: branch ID 135) SUBSCRIBER: SQL Server (live at data center) used by application having data for all...
View ArticleMySQL Replication errors
Yesterday I installed the master-slave replication system here, and they see each other (the master accepted the slave), but the server throws an error at me:Error 'Table 'ohd.hashes' doesn't exist' on...
View ArticleMySQL Replication: MASTER_LOG_POS never changes
I have a Master / Slave Setup in production and from time to time I add or remove a slave and recently I also removed the master and promoted a former slave to new master. This procedure usually...
View ArticlePostgres 9.5 xlog fills all disk space in replication setup with replication...
I have replication set up on Postgresql 9.5 using replication slot. I have one primary and one slave machine, both Ubuntu 14.04 with a cluster called main that is in a directory other than the default....
View ArticleCouchDB filtered replication - remove a document
I am trying to setup filtered replication between a master and user database. Documents in the master contain a list of user groups that have permission to the document. { _id: 'one', groups: ['a',...
View ArticleProblem when using gtid with MySQL replication
I am faced with this problem when using gtid in MySQL replication: When @@SESSION.GTID_NEXT is set to a GTID, you must explicitly set it to a different value after a COMMIT or ROLLBACK. Please check...
View ArticleHow to create or alter database in slave in Postgresql 9.3?
I tried replication in postgres 9.3, and successfully implemented it. After that i am unable to create new database in slave. It says "cannot execute CREATE TABLE in a read-only transaction." Does this...
View ArticleChange AWS's Read Replica's streaming replication to trigger based replication
We have a Postgres RDS instance for which we have created a read replica instance. The problem we are facing is that, that whenever there is a long running query(about 30-40 mins) on Read Replica, it...
View ArticleCreating Replication from scratch and do not want to change indexes or...
i have a situation here I have replication from Server A (2008R2) Pub to B(2012) Sub for few databases.. I have 10 non-Clust-Indexes on X table on DB1 on A Server and non-Clust-Indexes 100 X table on...
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