How define a new topic in a function and use the result of this topic.

Clearly you have to pass the message above to the mysql node. The output of your query [Untitled 1] will be in the msg.payload returned from the mysql node. So you need a flow like this [Untitled 2] If this is not the solution you are looking for, supply the information people have asked for. …

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Define a new message

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Topic		Replies	Views
Read from mysql db Dashboard	54	17630	23 December 2018
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MsgPayload into a query on nodered-sqlite General	2	3332	16 May 2018
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Define a new message

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