diff --git a/queries.sh b/queries.sh new file mode 100644 index 0000000..ae5b3a3 --- /dev/null +++ b/queries.sh @@ -0,0 +1,41 @@ +#! /bin/bash + +PSQL="psql --username=freecodecamp --dbname=worldcup --no-align --tuples-only -c" + +# Do not change code above this line. Use the PSQL variable above to query your database. + +echo -e "\nTotal number of goals in all games from winning teams:" +echo "$($PSQL "SELECT SUM(winner_goals) FROM games")" + +echo -e "\nTotal number of goals in all games from both teams combined:" +echo "$($PSQL "SELECT SUM(winner_goals + opponent_goals) FROM games")" + +echo -e "\nAverage number of goals in all games from the winning teams:" +echo "$($PSQL "SELECT AVG(winner_goals) FROM games")" + +echo -e "\nAverage number of goals in all games from the winning teams rounded to two decimal places:" +echo "$($PSQL "SELECT ROUND(AVG(winner_goals), 2) FROM games")" + +echo -e "\nAverage number of goals in all games from both teams:" +echo "$($PSQL "SELECT AVG(winner_goals + opponent_goals) FROM games")" + +echo -e "\nMost goals scored in a single game by one team:" +echo "$($PSQL "SELECT MAX(winner_goals) FROM games")" + +echo -e "\nNumber of games where the winning team scored more than two goals:" +echo "$($PSQL "SELECT COUNT(*) FROM games WHERE winner_goals > 2")" + +echo -e "\nWinner of the 2018 tournament team name:" +echo "$($PSQL "SELECT teams.name FROM games LEFT JOIN teams ON games.winner_id = teams.team_id WHERE round = 'Final' AND year = 2018")" + +echo -e "\nList of teams who played in the 2014 'Eighth-Final' round:" +echo "$($PSQL "SELECT DISTINCT teams.name FROM games FULL JOIN teams ON games.winner_id = teams.team_id OR games.opponent_id = teams.team_id WHERE games.year = 2014 AND games.round = 'Eighth-Final' ORDER BY teams.name")" + +echo -e "\nList of unique winning team names in the whole data set:" +echo "$($PSQL "SELECT DISTINCT teams.name FROM games LEFT JOIN teams ON games.winner_id = teams.team_id ORDER BY teams.name")" + +echo -e "\nYear and team name of all the champions:" +echo "$($PSQL "SELECT games.year, teams.name FROM games LEFT JOIN teams ON games.winner_id = teams.team_id WHERE round = 'Final' ORDER BY year ASC")" + +echo -e "\nList of teams that start with 'Co':" +echo "$($PSQL "SELECT name FROM teams WHERE name LIKE 'Co%'")" \ No newline at end of file