-
Notifications
You must be signed in to change notification settings - Fork 1
/
covid_portfolio_project_sql_scripts.sql
168 lines (119 loc) · 5.05 KB
/
covid_portfolio_project_sql_scripts.sql
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
SELECT *
FROM PortfolioProject..CovidDeaths
WHERE continent is not null
ORDER BY 3,4
--SELECT *
--FROM PortfolioProject..CovidVaccinations
--ORDER BY 3,4
-- Select data that we are going to be using
SELECT location, date, total_cases, new_cases, total_deaths, population
FROM PortfolioProject..CovidDeaths
WHERE continent is not null
ORDER BY 1, 2 -- order by location and date
-- Looking at Total Cases vs Total Deaths
-- Shows likelihood of dying if you contract COVID-19 in your country
SELECT location, date, total_cases, total_deaths, (total_deaths/total_cases)*100 AS DeathPercentage
FROM PortfolioProject..CovidDeaths
WHERE location LIKE '%states%' AND continent is not null
ORDER BY 1, 2
-- Looking at Total Cases vs Population
-- Shows what percentage of population got COVID-19
SELECT location, date, population, total_cases, (total_cases/population)*100 AS CovidInfectedPercentage
FROM PortfolioProject..CovidDeaths
WHERE location LIKE '%states%' AND continent is not null
ORDER BY 1, 2
-- Looking at countries with highest infection rate compared to population
SELECT location, population, MAX(total_cases) AS HighestInfectionCount, MAX((total_cases/population))*100 AS CovidInfectedPercentage
FROM PortfolioProject..CovidDeaths
-- WHERE location LIKE '%states%'
WHERE continent is not null
GROUP BY location, population
ORDER BY CovidInfectedPercentage DESC
-- Showing countries with Highest Death Count by Population
SELECT location, MAX(cast(total_deaths AS INT)) AS TotalDeathCount
FROM PortfolioProject..CovidDeaths
-- WHERE location LIKE '%states%'
WHERE continent is not null
GROUP BY location
ORDER BY TotalDeathCount DESC
-- BREAKING DEATHS BY CONTINENT
SELECT location, MAX(cast(total_deaths AS INT)) AS TotalDeathCount
FROM PortfolioProject..CovidDeaths
-- WHERE location LIKE '%states%'
WHERE continent is null
GROUP BY location
ORDER BY TotalDeathCount DESC
-- Showing the continents with the Highest death count per population
SELECT continent, MAX(cast(total_deaths AS INT)) AS TotalDeathCount
FROM PortfolioProject..CovidDeaths
-- WHERE location LIKE '%states%'
WHERE continent is not null
GROUP BY continent
ORDER BY TotalDeathCount DESC
-- GLOBAL NUMBERS
SELECT date, SUM(new_cases) AS total_cases, SUM(cast(new_deaths as int)) AS total_deaths, SUM(cast(new_deaths as int))/SUM(new_cases)*100 AS DeathPercentage
FROM PortfolioProject..CovidDeaths
WHERE continent IS NOT NULL
GROUP BY date
ORDER BY 1,2
SELECT SUM(new_cases) AS total_cases, SUM(cast(new_deaths as int)) AS total_deaths, SUM(cast(new_deaths as int))/SUM(new_cases)*100 AS DeathPercentage
FROM PortfolioProject..CovidDeaths
WHERE continent IS NOT NULL
-- GROUP BY date
ORDER BY 1,2
-- COVID Vaccinations
-- Looking at Total Populations vs Total Vaccinations
-- USE CTE
WITH PopvsVac (Continent, location, date, population, new_vaccinations, RollingPeopleVaccinated)
AS
(
SELECT dea.continent, dea.location, dea.date, dea.population, vac.new_vaccinations
, SUM(Cast(vac.new_vaccinations AS int)) OVER (PARTITION BY dea.location ORDER BY dea.location, dea.date) AS RollingPeopleVaccinated
--CONVERT(int, vac.new_vaccinations)
--, (RollingPeopleVaccinated/population)*100
FROM PortfolioProject..CovidDeaths dea
JOIN PortfolioProject..CovidVaccinations vac
ON dea.location = vac.location
AND dea.date = vac.date
WHERE dea.continent IS NOT NULL
--ORDER BY 2, 3
)
SELECT *, (RollingPeopleVaccinated/population)*100 AS RollingPeopleVaccinatedPercentage
FROM PopvsVac
-- TEMP TABLE
DROP TABLE IF EXISTS #PercentPopulationVaccinated
CREATE TABLE #PercentPopulationVaccinated
(
continent nvarchar(255),
location nvarchar(255),
Date datetime,
population numeric,
new_vaccinations numeric,
RollingPeopleVaccinated numeric
)
INSERT INTO #PercentPopulationVaccinated
SELECT dea.continent, dea.location, dea.date, dea.population, vac.new_vaccinations
, SUM(Cast(vac.new_vaccinations AS int)) OVER (PARTITION BY dea.location ORDER BY dea.location, dea.date) AS RollingPeopleVaccinated
--CONVERT(int, vac.new_vaccinations)
--, (RollingPeopleVaccinated/population)*100
FROM PortfolioProject..CovidDeaths dea
JOIN PortfolioProject..CovidVaccinations vac
ON dea.location = vac.location
AND dea.date = vac.date
--WHERE dea.continent IS NOT NULL
--ORDER BY 2, 3
SELECT *, (RollingPeopleVaccinated/population)*100 AS RollingPeopleVaccinatedPercentage
FROM #PercentPopulationVaccinated
-- Creating View to store data for later visualizations
CREATE VIEW PercentPopulationVaccinated AS
SELECT dea.continent, dea.location, dea.date, dea.population, vac.new_vaccinations
, SUM(CONVERT(int, vac.new_vaccinations)) OVER (PARTITION BY dea.location ORDER BY dea.location, dea.date) AS RollingPeopleVaccinated
--, (RollingPeopleVaccinated/population)*100
FROM PortfolioProject..CovidDeaths dea
JOIN PortfolioProject..CovidVaccinations vac
ON dea.location = vac.location
AND dea.date = vac.date
WHERE dea.continent IS NOT NULL
--ORDER BY 2, 3
SELECT *
FROM PercentPopulationVaccinated