This article will use actual examples to introduce how to store the MQTT session and message data of EMQX MQTT broker through Redis.

This article will describe how to store related EMQX MQTT message through OpenTSDB by practical examples in the system CentOS 7.2

This article uses the practical example in `CentOS 7.2` to illustrate how to store related MQTT data through MySQL.

This article introduces the use of the EMQX MQTT Broker Persistence Plugin (PostgreSQL), and illustrates how to use PostgreSQL to store related MQTT data through practical examples.

InfluxDB is an open source sequential database developed by InfluxData. It was written by Go and focuses on querying and storing sequential data with high performance. InfluxDB is lighter than the OpenTSDB database introduced in the previous issue, and is better than OpenTSDB in benchmarking indicators given officially by InfluxData.