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Greater Space Efficiency
MyRocks has 2x better compression compared to compressed InnoDB, 3-4x better compression compared to uncompressed InnoDB, meaning you use less space.
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Greater Writing Efficiency
MyRocks has a 10x less write amplification compared to InnoDB, giving you better endurance of flash storage and improving overall throughput.
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Faster Replication
No random reads for updating secondary keys, except for unique indexes. The Read-Free Replication option does away with random reads when updating primary keys, regardless of uniqueness, with a row-based binary logging format.
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Faster Data Loading
MyRocks writes data directly onto the bottommost level, which avoids all compaction overheads when you enable faster data loading for a session.