Introduction to SQL REPL
Learn about psql and how to set up PostgreSQL locally.
We'll cover the following
PostgreSQL ships with an interactive console with the command-line tool named psql. It can be used both for scripting and interactive usage and is, moreover, quite a powerful tool. Interactive features include autocompletion, readline support (history searches, modern keyboard movements, etc.), input and output redirection, formatted output, and more.
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