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SLEEP thread causing "Waiting for table metadata lock"

MySQL Memory Calculator

errno: 24 - Too many open files

How to properly shutdown MySQL before any maintenance activity

How to create CentOS VM using Vagrant

set --server-id to enable either a master or a slave

ERROR 1040 (HY000): Too many connections

GTID Replication (Skip Transaction using empty transaction)

Master has purged binary logs containing GTIDs that the slave requires

How to Prepare for MySQL Certification Exam