MySQL 5.7 has sharding built-in to MySQL. The free and open source MySQL Fabric utility simplifies the management of MySQL clusters of any kind. This includes MySQL Replication setup, monitoring, automatic failover, switchover and so fort for High Availability. Additionally, it offers measures to shard a MySQL database over many an arbitrary number of servers. Intelligent load balancer (updated drivers) take care of routing queries to the appropriate shards.
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