175.combine-two-tables.0.sql

--
-- @lc app=leetcode id=175 lang=mysql
--
-- [175] Combine Two Tables
--
-- https://leetcode.com/problems/combine-two-tables/description/
--
-- database
-- Easy (50.26%)
-- Total Accepted:    151.9K
-- Total Submissions: 299.5K
-- Testcase Example:  '{"headers": {"Person": ["PersonId", "LastName", "FirstName"], "Address": ["AddressId", "PersonId", "City", "State"]}, "rows": {"Person": [[1, "Wang", "Allen"]], "Address": [[1, 2, "New York City", "New York"]]}}'
--
-- 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
--
--
--
SELECT Person.FirstName, Person.LastName, Address.City, Address.State
FROM Person LEFT JOIN Address ON Person.PersonId = Address.PersonId