How to setup Solr Replication with two search servers?
Hi I'm developing rails project with sunspot solr and configure Solr replication. My environment: rails 3.2.1, ruby 2.1.2, sunspot 2.1.0, Solr 4.1.6. Why replication: I need more stable system -...
View ArticleHow to manage change data capture with Teradata?
I am facing a problem...how to do change data capture with Teradata as a source. I've found several tools but all of them use Teradata only as a target and sources are "traditional" database systems...
View ArticleQ replication DB2 receiving error channel is distoreted
I'm receiving an error ASN ASN2289W during Q replication with DB2 and websphere MQ 7.5. Any ideas on how to resolve it?
View ArticlePostgres streaming replication between hosts with different timezone
I am running Postgres 9.1 on Windows 2012 servers. I am using postgres's streaming replication to replicate data between 2 servers. It has so happened that the time zone of the slave has not been set...
View ArticleSQL Server 2008 One-way replication for single table that will get modified
I have a web application that stores data to a single table in a SQL server 2008 DB. I have a need to write the same record to a second table on the same DB, but the record in the second table may be...
View ArticleMySQL - Seconds shown for query run time is incorrect
I came into work this morning, and first thing I noticed is that one of my Slave databases was running behind. I took a look at the processlist and could see that I had the following running. SELECT...
View ArticlePouchDB - How does Auto-Compaction affect 2 way replication?
I am running a Chromium based app that is replicating with my master database (2 way). How does Auto-Compaction on my Client Side affect the Server DB, do my Revs also get deleted from Server? Any...
View ArticleWhich one to use? InnoDB Replication or MySQL Cluster?
I am building a url shortener and I use InnoDB as the storage engine for link data. I will start with a single VPS containing both application instance and MySQL database instance on the same Virtual...
View ArticleCan a slave with a dynamic ip update the master
How can I setup mySQL replication in such a way that a slave on localhost with dynamic IP can update the master as well as get updates from the master which has a static IP. The slave will not be...
View ArticleMerge replication does not work with non-default conflict resolver
I have been evaluating merge replication, 'push' subscription on SQL Server 2014. If the default resolver is used (I refer to @article_resolver parameter of sp_addmergearticle), all seems to work as...
View ArticleNeo4J Replication issue . data not replicating
Anyone did neo4j replication. I tried with replication tutorial as given in the document. http://neo4j.com/docs/stable/ha-setup-tutorial.html But i was unable to see the data on all the server. Is...
View ArticleSQL Server snapshot replication: error on table creation
I receive the following error (taken from replication monitor): The option 'FILETABLE_STREAMID_UNIQUE_CONSTRAINT_NAME' is only valid when used on a FileTable. Remove the option from the statement....
View ArticleWhat is the Best Way to create MySQL Master-Slave Replication Setup and...
I am very new to Database Administration. I face a lot of problems while setting up mysql master-slave replication. I also face regular mysql replication troubleshooting issues. Can anybody helps to...
View Articlerubyrep Exception caught: PG::ConnectionBad: connection is closed: show...
I am trying to use rubyrep to just scan between two databases and am getting the following error: Exception caught: PG::ConnectionBad: connection is closed: show search_path rubyrep gem is 1.2.0 pg gem...
View ArticleDeploying Shared MS Access DB -- Summer Intern first time with Access
So to give a brief background I've got a summer internship and was asked to modify and add features to an already existing MS Access DB. I don't actually take databases until next semester, so I was...
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Replication stops with GTID_NEXT error after creation/drop of memory table in...
We have recently upgraded to mysql5.6.25 from mysql5.5.x/mysql5.1.x on our mysql-cluster. Below is a brief snapshot of our architecture. Since we have upgraded and enabled gtid-mode we have...
View ArticleHow to sync MySQL database between two servers
I need to sync a MySQL database between two servers. If a new record will be added in server A, then server B fetch new record. If a new record will be added in server B, then server A fetch new record.
View ArticleMySQL relay log rotates too soon and too often
I have a simple master/slave setup where the slave is just a backup. Sometimes I notice that the relay log on the slave rotates too often and too soon, when it is still very small: 4:00 PM...
View ArticleHow to setup failover of Galera cluster(MySQL) across two datacenters
I have two Galera clusters(MySQL) of three nodes each (two + garb node). The clusters are in separate data-centers (dc1 and dc2). The cross cluster replication happens between node1-dc1 and node1-dc2...
View ArticleHow do I design a MongoDB replica set for my application?
My application is read as well as write-heavy, and I can not figure out how many members my MongoDB replica set must have. What I thought of having was a 5 member replica set, with the following...
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