How To Describe Tables In PostgreSQL Using SQL Shell psql And pgAdmin ||...

In this PostgreSQL tutorial, we dive deep into the process of describing tables using both SQL Shell (psql) and pgAdmin, two essential tools for database management. Understanding how to describe tables is a fundamental skill for anyone working with PostgreSQL, as it allows you to explore the structure of your tables, including their columns, data types, and other relevant metadata.

The tutorial begins with a step-by-step guide on how to use SQL Shell (psql) commands to describe tables. We cover the basic commands that you can use to retrieve detailed information about table structures, such as the \d command and its variations. You'll learn how to extract valuable insights from your database directly from the command line, making it easier to manage and troubleshoot your PostgreSQL environment.

Next, we transition to pgAdmin, a popular graphical interface for PostgreSQL. Here, you'll discover how to navigate through the pgAdmin interface to find detailed descriptions of your tables. We demonstrate how to view table properties, explore column details, and understand constraints and indexes that are applied to your tables.

Throughout the video, we provide practical tips and best practices for using these tools effectively, helping you to streamline your workflow and enhance your database management capabilities. Whether you're preparing for a PostgreSQL certification, managing a production database, or simply expanding your knowledge, this tutorial will equip you with the skills needed to describe tables confidently in PostgreSQL.

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SELECT COLUMN_NAME  

FROM information_schema.COLUMNS  

WHERE TABLE_NAME = 'table_name';  

SELECT COLUMN_NAME

FROM information_schema.COLUMNS  

WHERE TABLE_NAME = 'actor'; 

SELECT *

FROM information_schema.COLUMNS  

WHERE TABLE_NAME = 'actor';