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combine-two-tables.sql
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combine-two-tables.sql
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# Time: O(n), n is size of Person Table
# Space: O(n)
#
# 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
#
#
# Write your MySQL query statement below
SELECT FirstName, LastName, City, State FROM Person LEFT JOIN Address
ON Person.PersonId=Address.PersonId