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PostgreSQL INSERT, UPDATE, and DELETE Commands

Introduction
3. The customer table
INSERT with SELECT
Referring to other tables
INSERT, UPDATE, and DELETE with subqueries
Summary

Instruction

The second table, customer, contains details about the people who buy our products.

Exercise

Select all columns from the customer table. Its columns are:

  • id – A unique ID number for each customer.
  • first_name – The first name of the customer.
  • last_name – The last name of the customer.