The INSERT INTO SQL statement is used to add data to a database. You can add one or more rows to a table in a single query. These two approaches are similar in appearance but very different in speed. We will also write a Python program to insert 20,000 rows into a database using two different INSERT INTO techniques, and see which one is faster.
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In this Introduction to SQL Course, you will learn the essential queries needed to work with a relational database: How to create data (INSERT), change existing data (UPDATE), and find data (SELECT and JOINs). You will also learn how to choose a database, install PostgreSQL, speed up queries with indexes, and more.