Questions tagged [data-synchronization]

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4
votes
1answer
164 views

Checking existence and syncing data with millions of rows

I am developing sms based service platform. In India, we have two different types of routes to send sms - promo & trans. Sms sent via promo route has to be checked against nationally maintained ...
3
votes
2answers
3k views

MySQL Master-Master Replication not syncing

SETUP: I have a WAMP MySQL Master-Master replication setup on 2 machines with sync_binlog=1 for safety. Machine config: Windows Azure Standard 2: 2 core, 4GB RAM, Windows Server 2008, MySQL 5.6.12, ...
5
votes
1answer
616 views

How to manage primary key value while multiple secondary server sync with primary server?

we have three secondary database server in different cities and one primary server. my question is i want asynchronous transaction commit to all three database but primary key data conflict occur ...
5
votes
1answer
2k views

MongoDB replication: going into maintenance mode with 10333 other maintenance mode tasks in progress

I have a MongoDB instance where resync is required. 2016-11-07T11:59:23.330+0000 I REPL [ReplicationExecutor] syncing from: x.x.x.x:27017 2016-11-07T11:59:23.354+0000 W REPL [rsBackgroundSync]...
2
votes
1answer
572 views

Using the output from mysqldiff.exe to transform database2 to match database1

This question is related to another I had asked earlier here: Passing passwords more securely to mysql utilities on the command line. I have recently been trying to use mysqldiff.exe, part of MySQL ...
0
votes
1answer
586 views

Split data across databases/machines

I have two questions about how to partition data across servers. Can I create and connect two or more databases, with the records correctly associated, using only a mapping table stored in a third (...