validated

queries_9.sql

@@ -1,14 +1,11 @@
---Setup Session
+ALTER SESSION;
-ALTER SESSION 
 SET NLS_DATE_FORMAT = "DD-MON-YYYY HH24:MI:SS";
 SET PAGESIZE ??;
 SET LINESIZE ???;
 SET WRAP OFF;
 
---Select all from a table
 SELECT * FROM table_name WHERE table_name="&table_name";
 
---Select three columns from table and return in reverse alphabetical order
 SELECT column_one, column_two, column_three FROM table_name 
 WHERE table_name="&table_name"
 AND column_one="&column_one"
@@ -16,41 +13,34 @@ AND column_two="&column_two"
 AND column_three="&column_three"
 ORDER BY column_one DESC;
 
---Select with predictate for statistics table
 SELECT game_id FROM statistics
 WHERE game_duration LIKE "&game_duration"
 AND game_kills LIKE "&game_kills"
 AND game_deaths LIKE "&game_deaths";
 
---Select with pattern
 SELECT player_name FROM players
 WHERE player_name LIKE "&player_name%"
 AND contact_email IS NOT NULL;
 
---Select with negative predictate
 SELECT prize_amount FROM prizes
 WHERE achievement_name NOT="winner"
 AND prize_amount > 100;
 
---2 table join query
 SELECT tournament_name, genre_name
 FROM categories, tournaments
 WHERE categories.genre_id = tournaments.genre_id;
 
---3 table join query
 SELECT team_name, player_name, team_player_id
 FROM teams, players, team_players
 WHERE teams.team_id = team_players.team_id
 AND players.player_id = team_players.player_id;
 
---Additional query
 SELECT  tournament_name, genre_name, prize_amount, tournament_start_date
 FROM categories, tournaments, prizes
 WHERE categories.genre_id = tournaments.genre_id
 AND tournaments.tournament_id = prizes.tournament_id
 ORDER BY prize_amount DESC;
 
---Additional query ordered by start date
 SELECT  tournament_name, genre_name, prize_amount, tournament_start_date
 FROM categories, tournaments, prizes
 WHERE categories.genre_id = tournaments.genre_id