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Release Notes — Kuiper 0.5.0
Jun 23, 2020eKuiper Team
Release Notes — Kuiper 0.5.0

Kuiper 0.5.0 added count window which can be used for window analysis based on count, and more JSON functions support.

Android and MQTT: Step by Step Guide
Jun 16, 2020Zhiwei Yu
Android and MQTT: Step by Step Guide

This article introduces how to use MQTT to implement the connection, messaging, etc between Android client and MQTT broker, through using Kotlin.

Release Notes — Kuiper 0.4.1
Jun 2, 2020eKuiper Team
Release Notes — Kuiper 0.4.1

Kuiper 0.4.1 supports modifying EdgeX MQTT message bus configurations via Docker environment variables, supports plugin multi-instances and http_pull source.

Release Notes — Kuiper 0.4.0
May 8, 2020eKuiper Team
Release Notes — Kuiper 0.4.0

Kuiper 0.4.0 now has the capability of supporting more complex plugin; Support template feature for all sinks, so users can customize complex output data.

Retained message and message expiration interval of EMQX MQTT 5.0 broker
Apr 10, 2020EMQX Team
Retained message and message expiration interval of EMQX MQTT 5.0 broker

The message retention function of [EMQX MQTT Broker](https://emqx.io) is implemented by the `emqx_retainer` plugin, which is enabled by default. By modifying the configuration of the` emqx_retainer` plugin, you can adjust the EMQX Broker's retention message Location, restrict the number of retained messages and maximum payload length, and adjust the expiration time of retained messages.

Release Notes — Kuiper 0.3.0
Apr 8, 2020eKuiper Team
Release Notes — Kuiper 0.3.0

The Kuiper & EdgeX integration work is almost completed, Kuiper will be integrated with EdgeX nightly Docker composer files soon. Kuiper 0.3.1will be released with EdgeX officially.

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