Guide to Creating a Tabular Representation of Database Indexes with Elixir Mix Task

AbulAsar S. explains how to automate the process of listing database indexes by creating a custom Mix task in Elixir. The post details the motivation behind the task, which came from the need to easily view database indexes after making schema changes. The article is divided into several sections, including the initial requirements, how to add the Mix task command, and writing the main logic step-by-step. Key steps include querying the database with Ecto to fetch indexes, calculating the longest string in each column for proper table formatting, and rendering both the headers and rows of the table. The author also shows the final working code and provides a brief discussion on potential improvements, such as adding flags for more customized outputs. The content aims to simplify and enhance the development workflow by providing a seamless method to check database indexes.