Contradictory reports from MySQL that a binlog file exists
Our replication recently stopped working. I submitted a question but was unsuccessful in fixing the problem (Error 1236 - "Could not find first log file name in binary log index file"). Since the...
View ArticleMSDTC and its relation to SQL Server
So I'm doing some research on MSDTC and its role it does or does not play in various types of calls within SQL Server, and it got me thinking on the following questions: Are there any 3rd party...
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 Articlepostgresql streaming replication -- continuous archiving?
im trying to set up streaming replication, but for some reason when i update the database on the master, the changes are not reflected on the standby server UNTIL i restart the postgresql service on...
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Error 1236 - "Could not find first log file name in binary log index...
Our setup: Master: MariaDB 10.0.21 Slave: MariaDB 10.0.17 Replication was working fine until recently at which point the slave's DBs had to be restored from a dump. I performed all of the necessary...
View ArticleCould not find stored procedure 'dbo.sp_MSins_AlarmTbl'. (Source:...
While setting up replication to another server my other replications came with the error Could not find stored procedure 'dbo.sp_MSins_AlarmTbl'. (Source: MSSQLServer, Error number: 2812) Is there...
View ArticleHow can I create a folder dynamically during replication?
While doing replication I received the following error message in Replication monitor → Agents Access to the path 'D:\Program Files\Microsoft SQL...
View Articleopenldap replication on centos 7
I am using this link to try to do an openldap replication on my centos 7: http://www.server-world.info/en/note?os=CentOS_7&p=openldap&f=5 The server works fine, and I have ran the two files on...
View ArticleSetting up Bidirectional Transactional Replication [on hold]
I have two SQL Server 2012 Standard Edition instances running and have set up transactional replication. I want to know how I can achieve bidirectional on my current setup and configuration?
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 ArticleConfiguring slave from EC2 master to Amazon RDS slave
I am configuring replication from EC2 master to Amazon RDS instance. After starting the slave, I don't see any errors but I see slave_IO: _thread is connecting. Master version:5.6.23 Slave...
View ArticleBidirectional Replication Push and Pull with SQL Server
Please bear with me, I'm a developer working with a client without access to a strong DBA. I have a question about bi-directional replication with the following setup and requirements: MSSQL Server...
View ArticleHow can I identify errors in sync between two [master-slave] RDS instances?
In the context of building a cross region disaster recovery plan for RDS [MySQL] I read this article . It states : Configure alerts to identify errors in sync between the two regions. Amazon RDS is an...
View ArticleHive duplicate record when creating table from HDFS data
I try to create a table from json file to hive by using org.apache.hive.hcatalog.data.JsonSerDe. First, load file from local to HDF. Here is the code in Hive: CREATE EXTERNAL TABLE tweet8( user...
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 ArticleMongoDB can't add new replica set member [rsSync] SEVERE: Got signal: 6
I have a replica set and I added a new member to the set. The initialSync begins for the new member and rs.status (on primary) shows STARTUP2 as status. However, after a long enough time, there's a...
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 ArticleHow to Upgrade Master Slave MySQL on AWS RDS?
I already have Master Slave configuration on AWS RDS. We want to upgrade 5.5 to 5.6.23. ..What should be correct sequence to Upgrade ? 1. Upgrade Master ( Using Modify Instance ) --> Upgrade Slave...
View ArticleRemove column from transactional replication
I have a situation where in I need to remove 1 column from transactional replication without actually dropping the column from table. Is it possible to remove it? When I try to do it from GUI it...
View ArticleDelivering replicated transactions in SQL Server transactional replication
I had seen this message in no. of replication cases but never got to know what is the exact cause behind this message and what troubleshooting to be done to know what is going on. What I want to know...
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