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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.
Look at Percona if you need the enterprise features https://www.percona.com/software/mysql-database/percona-server without the expense of an Oracle MySQL Enterprise subscription
NOTE:
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