This code assumes that you have an SQL node properly configured in your Node-RED flow to execute SQL queries. The SQL node should be connected downstream from the "Function" node, allowing the ...

This add-on uses new functions from Node-Red 0.13. This add-on, includes a suite of nodes to work with Sql : Here you select a configuration node where is stored the configuration of the server.

This project describes the PLC and Node-Red configuration, as well as the numerous scenarios and use cases created with OPC Unified Architecture (OPC UA). Common protocols used for PLC and HMI ...