Understanding data types in PostgreSQL - PostgreSQL Tutorial #5
Looking to master PostgreSQL data types? This step-by-step tutorial covers everything you need to know to get started with defining and using data types in your PostgreSQL database.
In this tutorial, you'll learn about the fundamental data types in PostgreSQL — what they are, how they work, and when to use them. We cover common types like SMALLINT, INTEGER, BIGINT, VARCHAR, TEXT, BOOLEAN, ENUM, and TIMESTAMP. Whether you're new to databases or just need a refresher, this video breaks down each data type with clear examples to help you design your database efficiently.
00:00 Introduction
00:22 What is a Data Type — Basic overview
01:15 SMALLINT — Small integer numbers
02:24 INTEGER — Standard integer numbers
03:40 BIGINT — Large integer numbers
05:00 VARCHAR — Variable-length text
06:38 TEXT — Large text data
07:57 BOOLEAN — True or false values
09:00 ENUM — Predefined set of values
11:21 TIMESTAMP — Date and time data
12:24 Summary — Key takeaways
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