mysql replication 5.5 master to 5.7 slave
We have two production MySQL servers running Percona Server 5.5.42 and would like to set up a new server running Percona Server 5.7 as a slave to them. However, because there's such a gap in versions,...
View ArticleDoes resyncing a subscriber in transactional replication overwrite new data...
If I have two SQL Server 2008 R2 databases, running on two separate Windows Server 2008 R2 Servers, set up with transnational push replication. Is it possible for someone to enter new data directly to...
View ArticleImplementing Replication on existing database
I'm a developer but I need to implement replication on an existing database. I'm a bit familiar with replication and I already was able to implement it but I had a few issues and the two most notable...
View ArticleHow do I check SQL replication status via T-SQL?
I want to be able to check the status of a publication and subscription in SQL Server 2008 T-SQL. I want to be able to determine if its okay, when was the last successful, sync, etc.. Is this possible?
View ArticleSQL Server Replication - FTP Snapshot: Policy requires SSL
SQL Server 2014 on both Publisher & Subscriber. Publisher & Subscriber are across the internet. Replication is Transactional Replication Error messages: The process could not connect to FTP...
View ArticleMySQL Zombie Dump threads
I'm getting the below constantly logged on my master mysql server. I've googled this to death but with no luck. Can anyone give me any advice. 2016-07-21T08:17:43.765005Z 41323 [Note] Start...
View ArticleLog Replication in PostgresSQL
can we filter out the queries in log file based on tables or rows and replicate only those queries either through Streaming or through file mode. Basically i want to know what is the granularity for...
View ArticleMySQL always resets binary log server reboot
I am running a MySQL master DB (v5.5) on an Amazon Linux AWS server. This is linked to two slave servers by standard MySQL replication (with a binary log). The setup works perfectly, right up until I...
View ArticleCDC vs replication vs anything else
In my product we need to create a solution for the reporting team to extract and process the data. We need to send them incremental data changes from our DB. I am evaluating various solutions. Looked...
View ArticleIs index rebuilding part of SQL Server replication process?
Applications drop connections to SQL Server 2012 Standard Edition during a replication snapshot. Do indexes rebuild as part of the process? I ask this because of potential connection time outs. Also, I...
View Articlemongo replication lag is increasing
Why mongo replication lag is increasing even if no disk and latency issue. I checked for disk issue and network connectivity issue. what could be other parameter need to check.
View ArticlemongoDB set name does not match
I have got 3 mongod demo replicates servers running on my machine. I have used following command to create replicated server: F:\>mongod --replSet test2 --dbpath 2 --port 27112 --oplogSize 50...
View ArticleHow to switch Quiescing to Normal Mode in Oracle?
I have two instance database Oracle, they are ORCL11 and ORCL10,.... I've configured them, it looks like correct. Then, I connect to replication user admin ORCL10 conn repadmin/repadmin@orcl10 And run...
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 ArticleMongoDB replication doesn't work using Java driver
I have a three instance replica set and i am using the following code to insert values in my mongodb database constantly. MongoClient client = new MongoClient(Arrays.asList( new...
View ArticleNeo4j -- How to synchronize local database with remote neo4j database server
I am working on a project where we are using Neo4j as a database. I have a remote database built for the application and hosted in Cloud. There is another database (local database) which is hosted at...
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 ArticleStreaming Replication failing from standby with connection issue
I'm setting up streaming replication between a primary and standby server. On the standby server, when I start up the instance I see that replication isn't taking place. Looking at the log, I see the...
View ArticlePostgreSQL streaming replication network connection
We want to set up the streaming replication in a secure environment. The master is on the inside, and slave is on the outside. There is a network restriction that the firewall allows only outbound...
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...
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