Introduction to Listen and Notify
Explore how PostgreSQL's listen and notify system allows asynchronous messages to flow from the server to connected clients. Understand how to use LISTEN and NOTIFY commands to implement real-time notifications and message handling within your PostgreSQL applications.
We'll cover the following...
We'll cover the following...
The PostgreSQL protocol includes a streaming protocol with COPY and also implements asynchronous messages and notifications. This means that as soon as a connection is established with PostgreSQL, the server can send messages to the client even when the client is idle. ...