Mysql Group replication vs Mysql Cluster
[disclaimer] I'm not new to databases but totally novice about replication and cluster ... As you may know Mysql made available a new functionality : MySql Group Replication. Is anyone can explain me...
View ArticleRelaying changes to a slave from another master with Tungsten on MySQL
I am trying to setup a multi-master type of replication with each master having an additional slave using Tungsten. As an example, lets say I have 4 hosts (A,B,C,D) and hosts A and C are the masters,...
View ArticleReplication Issue - Changing the replication-do-db filter
I have a server that someone has setup which are acting as a master on both database. Since they have been configured as both master on the same database, changes one on end has caused all sorts of...
View ArticleDatabase staging environment for non-IT personnel
I'm in the process of proposing a database staging environment to my IT department. The idea is that a non-IT person like me (public works data analyst) would have a place to test solutions, and then...
View ArticleMsg 14027, Level 11, State 1, Procedure sp_MSrepl_addarticle [table] does not...
Before setting up SQL Server snapshot replication, I backed up the database from ServerA and restored it to ServerB. Both servers are running SQL Server 2008 R2 SP1. In trying to setup snapshot...
View ArticleHow To Prevent Replication Failure
If I become a MySQL DBA, will I had to deal all day with those kind of issues or do you have tips to prevent from breaking the whole replication? I received this message because I removed manually the...
View ArticleNew Master-Master replication has stopped working
We're building a new MySQL server pair for high availability, and of course it's not like managing a single server. We're working with Ubuntu 14.04 LTS and MySQL 5.5.43 I had master-master replication...
View ArticleMysql binlog filename keeps changing, preventing replication
First off, some versions: Centos 6, mysql 5.1 are what I'm stuck with using for now. So - The problem is that when I replicate using either of these methods: A: From the manual, unavailable via...
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Disable mysql replication on rds
I want set up replication between an Amazon RDS MySQL DB instance and a MySQL instance that is external to Amazon RDS. but Slave_IO_Running: Connecting how to solve this problem? I have already done...
View ArticleSQL server: create local copy of remote table
I have read access to a remote SQL Server that contains table 'dbo.myTable'. The proble I am facing is that it is slow to read the data remotely, especially for small frequent calls. I also have a...
View ArticlePostgresql Selective replication
I am trying to figure out how to replicate a postgres database with sensitive data content into a database in another server and would like to run some updates on some rows so that sensitive data are...
View ArticleMariaDB "Checking master version" during replication
Parallel replication with about 8 parallel threads is up continuously between one master instance and one slave instance. Every day at around the same time SHOW SLAVE STATUS on the slave shows these...
View ArticleSQL Server Replication - Can destination db have stored procedures that...
I'm a developer with a probably very basic question, but I can't see anything conclusive on MSDN. I'm developing a web application that uses a SQL server 2008 R2 back end. According to the following...
View ArticleList all tables that are currently published for replication MS-SQL
I need to get a list of all tables that are published for replication from MS-SQL databases. Is there a system stored procedure or a query I could run to generate such a list?
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Replicate table in MySQL
I don't have any idea about how to replicate table. But this is my problem, I have table_1 with 5 columns and have data on it, then I have table_2 with 10 columns and no data on it. All of column in...
View Articledatabase design question with Partition and Replication
I have a main database that run on a server with good resources and let say a dozens of satellites that replicate data. Satellites have less resources than main server. In that database there is a BIG...
View Articlein r, how to assess the two vectors based on other vectors
i am relatively new to r, so any help is appreciated sample dataset, also attached an image of the dataset. image is of sample dataset a B C D 12.97221, 64.78909 1 2 69.64817, 321.90037 2 28...
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 ArticleTablespace symlink error after changing data_directory location in PSQL 9.4
Problem: After changing the 'data_directory' location in PSQL 9.4 (Windows Server 2012 R2) an error is thrown to the user when: (a) trying to connect to the PSQL server using PgAdmin or (b) when...
View ArticleMaster-Master replication in Postgres
I have a application that performs read and write on a Postgres DB. Now, for fault tolerance, I am planning to have a failover mechanism by placing a second database in a different region. Best...
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