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Charles Redmond
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aaa-Database350Fall23
Edited
Sep 5, 2023
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aaa-Database350Fall23
Plotting TemplateSine ApplicationNYC ExampleStock PricesQuiz 9Grad Case Statement Quiz and AnalyticsThe Case StatementGrad QuizQuiz 7 and Correlated SubqueriesChinook DatabaseQuiz 6SubqueriesSakilaQuiz 5SetsH VS. SOData VizJoins
Basic Queries
Creating and Populating a Database
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db = DuckDBClient.of({
batting: battingFile,
people: peopleFile,
teams: teamsFile
})
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db
ALTER TABLE batting
ALTER yearID TYPE USMALLINT
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db
SELECT playerID,REPLACE(yearID,',',''),teamID,HR
FROM batting
WHERE (teamID = 'PHI' OR teamID = 'NYA') AND yearID = 2022
ORDER BY HR DESC
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db
SELECT playerID,REPLACE(yearID,',',''),teamID,HR
FROM batting
WHERE HR >= 50
ORDER BY HR DESC
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db
SELECT playerID,sum(HR) AS careerHR
FROM batting
WHERE teamID = 'NYA'
GROUP BY playerID
HAVING careerHR >= 300
ORDER BY careerHR DESC
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db
SELECT playerID,yearID,sum(HR) AS seasonHR
FROM batting
GROUP BY playerID,yearID
HAVING seasonHR >= 50
ORDER BY seasonHR DESC
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