pt-mysql-summary - Percona
pt-mysql-summary - Percona
pt-mysql-summary - Percona
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Data Drift<br />
• MySQL slaves may not be perfect replicas.<br />
Tuesday, December 4, 2012<br />
• Non-deterministic statements.<br />
• Out-of-band changes directly on the slave.<br />
• Slave may lag and fail to keep up.<br />
• No built-in checking.<br />
• Are you using a slave for backups or reporting?<br />
www.percona.com
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