Introduction to SQL REPL
Explore how to use PostgreSQL's psql interactive console, a powerful REPL environment, to test SQL queries, refine solutions step-by-step, and efficiently explore database schemas and datasets. Understand the iterative process to develop complete queries using this command-line tool.
We'll cover the following...
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.), ...