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Redis
Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs, Bitmaps.
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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.
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In simple terms Kafka is a message broker, which helps transmit messages from one system to another in realtime, now I understand that this is a major simplification as to exactly what Kafka is and does but for now this definition will work. To note, there are other products that achieve similar results, some popular ones are Redis and RabbitMQ, each with there own pros and cons that I wont go into here.
In simple terms Kafka is a message broker, which helps transmit messages from one system to another in realtime, now I understand that this is a major simplification as to exactly what Kafka is and does but for now this definition will work. To note, there are other products that achieve similar results, some popular ones are Redis and RabbitMQ, each with there own pros and cons that I wont go into here.
What is Kafka?
Instead of setting this up manually we are going to use Compose. If you have not used Docker Compose before essentially its a convenient way to work with multiple containers at once using a single YAML config file.