# HTTP Server-Sent Events[¶](https://doc.dataiku.com/dss/latest/streaming/httpsse.html#http-server-sent-events "Permalink to this headline")

Server-sent events is a protocol on top of HTTP by which a server can publish streams of events. A HTTP SSE streaming endpoint in DSS is defined by the URL to connect to in order to open the HTTP connection. The message data is then retrieve in a column named data.
