Combine Two Tables LeetCode Solution

Table: Person

+————-+———+ | Column Name | Type | +————-+———+ | PersonId | int | | FirstName | varchar | | LastName | varchar | +————-+———+ PersonId is the primary key column for this table.

Table: Address

+————-+———+ | Column Name | Type | +————-+———+ | AddressId | int | | PersonId | int | | City | varchar | | State | varchar | +————-+———+ AddressId is the primary key column for this table.

Write a SQL query for a report that provides the following information for each person in the Person table, regardless if there is an address for each of those people:

FirstName, LastName, City, State

Link: https://leetcode.com/problems/combine-two-tables/

Solution #

select FirstName, LastName, City, State from Person left join Address on Person.PersonId = Address.PersonId;