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Is Your Query Cache Really Disabled?

and  | November 11, 2016 |  Posted In: MySQL

Query Cache

This blog post was motivated by an internal discussion about how to fully disable query cache in MySQL. According to the manual, we should be able to disable “Query Cache” on the fly by changing query_cache_type to 0, but as we will show this is not fully true. This blog will show you how to properly disable “query […]

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Keep your MySQL data in sync when using Tungsten Replicator

 | May 4, 2015 |  Posted In: Insight for DBAs, MariaDB, MySQL, MySQL 101

MySQL replication isn’t perfect and sometimes our data gets out of sync, either by a failure in replication or human intervention. We are all familiar with Percona Toolkit’s pt-table-checksum and pt-table-sync to help us check and fix data inconsistencies – but imagine the following scenario where we mix regular replication with the Tungsten Replicator: We […]

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