MySQL - Enabling Scheduled Event on Master and Slave Simultaneously
This may seem a bit strange, but I am trying to get a Scheduled Event to execute on both Master and Slave. I have two databases set up in a Master (A) to Master (B) replication environment. Master A is...
View Articlemysql synchronization with sql server
i have two databases in mysql with same name and definitions as i have in sql server 2014, the thing i want to synchronize between mysql and sql i.e. as mysql updates one or more record in its...
View ArticleEhcache replication configuration in Tomcat Cluster
I have the following ehcache configs for 3 different tomcat instances. My assumption is, that in each ehcache, we should define the instance as a provider and a listener. I tried different...
View ArticleHow does SQL Server Merge Replication maintain referential integrity?
Note: This is a curiosity question about SQL Server. I've been reading about SQL Server's Merge Replication feature, and there's one thing I just don't understand about it: How does Replication...
View ArticleError serializing element in ehcache
I get the following error, when puting an element in the ehcache. Does anyone have any idea why this error occures? Thank you in advance. This is put method: @SuppressWarnings("unchecked") @Override...
View ArticleSQL Server: subscriber as publisher and hierarchical replication
In Oracle Streams one way replication from one DB to another is a basic block for many replication topologies (N-way, hierarchical, combined and so on), and changes could be captured and applied for...
View ArticleMySQL slave server getting stopped after each replication request from Master
Basic master-slave MySQL configuration has been done on Windows machine. Master and slave servers are running on localhost with different ports. Now when executing update or insert in master server,...
View ArticleInserting data into table in server B whenever table in server A gets updated
I want to synchronize data from table 1 in server A to tables 2 and 3 in server B, whenever table 1 gets updated. Tables from server A are not related to tables from server B, so I'd have to specify...
View ArticleWhat are shrinkfile effects on replicated databases
I have a merge replicated data base with 2 subscribers. i backup my log file periodically (every 2 hours). if a clean every day my log file using shrinkfile command, does this disturbs replication...
View ArticleSQL Server 2005 Replication
I am in the process of creating Replication between 2 Remote Servers, server 1 is the Distributor and Publisher and server 2 is the Subscription. server 1 windows 2003 server 192.168.10.1 connected by...
View ArticleReplication of a remote MySQL database to local MySQL database
I'm the developer of my employers corporate private website, a HTML5/PHP/CSS powered site for company reports etc. The site, hosted on a shared hosting package, connects to a remote read-only MySQL DB...
View ArticleLaggy slave OK to have only one system user in processlist?
In all the examples of a processlist on a mysql slave I've seen, there are two system users. I have a slave that is very far behind the master. When I do show a processlist, there is only one system...
View ArticleHow to configure RMI over SSL in ehcache for replication
I Have ehcache replication working properly without SSL support. I am looking to support my ehcache replication via SSL i.e. i want to have RMI over SSL How can i do that? Here is sample manual peer...
View ArticleConfiguring Oracle Data Guard or GoldenGate Standby DB replication while...
How can I use Data Guard or GoldenGate to create a slave database where the master does not propagate delete queries to the slave database? I want to have a replication/slave database to have all the...
View ArticleIs automatic failback on Postgres 8.4 possible via log shipping/PITR?
I have successfully setup continuous archiving and recovery of a master and slave node with PostgreSQL 8.4 via log shipping. I'm using keepalived to monitor both nodes and I can successfully trigger...
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ReplicaSet MongoDB
I'am trying to create replcaSet in MongoDB and I'am facing a problem. This is what I did step by step: 1- I entered this command to create these repertories: mkdir \data\rs1 \data\rs2 \data\rs3 2- I...
View ArticleAdd remote subscriber SQL Server
I am getting this error: SQL Server replication requires the actual server name to make a connection to the server. Specify the actual server name, 'Bla'. (Replication.Utilities) I am aware of this:...
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Transactional Replication does not replicate SET QUOTED_IDENTIFIER
I have set up a one-to-one push trasactional replication with all articles copy properties set to TRUE. That's because I will need to back up the subscriber at some point with new data and restore as...
View ArticleMySQL failover - Master to Master Replication
My company is trying to implement a MySQL failover mechanism, to achieve higher availability in our webservices tier - we commercialize a SaaS solution. To that end we have some low-end VMs scattered...
View ArticleMysql hung at 41% CPU Usage
We are using 3 servers. Master Server1 syncs data to Server2 & Server3. Server1 -- Debian -- MySQL 5.5.40 Server2 -- CentOS 6.6 -- MySQL 5.5.45 Server3 -- CentOS 6.6 -- MySQL 5.5.43 All 3 servers...
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