Helm3 was released in November 2019, which adds many new features compared to Helm2.In this article, how to deploy EMQX cluster on Kubernetes via Helm3 will be introduced.

The types of IoT devices are complex, and the encoding formats used by various vendors are different. Therefore, when accessing the IoT platform, a unified data format is required, so that applications of equipment on the platform can be managed.

Amazon DynamoDB is a fully hosted NoSQL database service that supports key values and document data structures.

The 2019 China International Intelligence Industry Expo (hereinafter referred to as the 2019 Intelligence Expo) was held in Chongqing International Expo Center from August 26 to 29, 2019. At the invitation of the Organizing Committee of the Expo, Intel Corporation attended the exhibition and created the "Intel Intelligence Innovation Zone".

Officially launched in September, the official version of EMQX Enterprise 3.4.0 is released by EMQ. In this version, the management configuration and rule engine functions are enhanced, message encoding and decoding, cluster hot configuration and vehicle networking protocol support are added, and a new management monitoring Dashboard page is designed, and this version is a stable version recommended for enterprise applications.

Cassandra is an open source distributed database system from Apache that supports linear extension , high availability without losing the original read and write performance. At present, it is widely used in the back-end services of large enterprises, such as Netflix, Apple and so on, which have deployed thousands of nodes.

Payload Format Indicators and Content Type are two new properties introduced in MQTT 5.0.

With the continuous development of China’s economy and manufacturing industry, the pressure of industrial production on the environment and resources is increasing.

MQTT v3.1.1 protocol has only 10 return codes. These return codes can represent little meaning, and the same return code value can have different meanings in different messages.

Compared with MQTT 3.1.1, MQTT 5.0 protocol adds many properties, which are distributed in variable headers and payloads of packet.

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.

NB-IoT is a new type of cellular technology developed by the 3GPP standardization organization. It belongs to the low-power wide-area (LPWA) IoT connection, that is mainly used to connect terminals with limited bandwidth resources, allowing terminals to collect and exchange data with less resources than GRPS, 3G, LTE and other technologies.