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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
It's MySQL Heatwave. Pretty sure this is referring to analytics usage.
Clickhouse has a similar claim.
If you look at https://benchmark.clickhouse.com/ and pick Clickhouse and Aurora for MySQL you get something in that ballpark. Heatwave claims to be faster than both Snowflake and Clickhouse.
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.