changed extension

DB_commands.sql

@@ -4,7 +4,7 @@ USE myanimelist_db;
 
 
 
-CREATE EXTERNAL TABLE IF NOT EXISTS anime_dataset_2023 (
+CREATE EXTERNAL TABLE IF NOT EXISTS anime (
     anime_id INT,
     name STRING,
     english_name STRING,
@@ -35,7 +35,7 @@ FIELDS TERMINATED BY ','
 LINES TERMINATED BY '\n'
 STORED AS TEXTFILE;
 
-CREATE EXTERNAL TABLE IF NOT EXISTS users_details_2023 (
+CREATE EXTERNAL TABLE IF NOT EXISTS users (
     mal_id INT,
     username STRING,
     gender STRING,
@@ -59,7 +59,7 @@ LINES TERMINATED BY '\n'
 STORED AS TEXTFILE;
 
 
-CREATE EXTERNAL TABLE IF NOT EXISTS users_filtered (
+CREATE EXTERNAL TABLE IF NOT EXISTS score (
     user_id INT,
     anime_id INT,
     rating INT
@@ -85,7 +85,7 @@ STORED AS TEXTFILE;
 //////////////////////////////
 
 SELECT x.table
-FROM users_details_2023 d
-JOIN users_filtered u ON d.user_id = u.user_id
-JOIN anime_dataset_2023 a ON u.anime_id = a.anime_id;
+FROM users u
+JOIN score s ON u.user_id = s.user_id
+JOIN anime a ON u.anime_id = a.anime_id;
 

DB_commands.txt

-CREATE DATABASE IF NOT EXISTS myanimelist_db;
-
-USE myanimelist_db;
-
-
-
-CREATE EXTERNAL TABLE IF NOT EXISTS anime (
-    anime_id INT,
-    name STRING,
-    english_name STRING,
-    other_name STRING,
-    score FLOAT,
-    genres STRING,
-    synopsis STRING,
-    type STRING,
-    episodes FLOAT,
-    aired STRING,
-    premiered STRING,
-    status STRING,
-    producers STRING,
-    licensors STRING,
-    studios STRING,
-    source STRING,
-    duration STRING,
-    rating STRING,
-    rank FLOAT,
-    popularity INT,
-    favorites INT,
-    scored_by FLOAT,
-    members INT,
-    image_url STRING
-)
-ROW FORMAT DELIMITED
-FIELDS TERMINATED BY ','
-LINES TERMINATED BY '\n'
-STORED AS TEXTFILE;
-
-CREATE EXTERNAL TABLE IF NOT EXISTS users (
-    mal_id INT,
-    username STRING,
-    gender STRING,
-    birthday TIMESTAMP,
-    location STRING,
-    joined TIMESTAMP,
-    days_watched FLOAT,
-    mean_score FLOAT,
-    watching FLOAT,
-    completed FLOAT,
-    on_hold FLOAT,
-    dropped FLOAT,
-    plan_to_watch FLOAT,
-    total_entries FLOAT,
-    rewatched FLOAT,
-    episodes_watched FLOAT
-)
-ROW FORMAT DELIMITED
-FIELDS TERMINATED BY ','
-LINES TERMINATED BY '\n'
-STORED AS TEXTFILE;
-
-
-CREATE EXTERNAL TABLE IF NOT EXISTS score (
-    user_id INT,
-    anime_id INT,
-    rating INT
-)
-ROW FORMAT DELIMITED
-FIELDS TERMINATED BY ','
-LINES TERMINATED BY '\n'
-STORED AS TEXTFILE;
-////////////////////////////////
-
-CREATE TABLE IF NOT EXISTS users_score_2023 (
-    user_id INT,
-    username STRING,
-    anime_id INT,
-    anime_title STRING,
-    rating INT
-)
-ROW FORMAT DELIMITED
-FIELDS TERMINATED BY ','
-LINES TERMINATED BY '\n'
-STORED AS TEXTFILE;
-
-//////////////////////////////
-
-SELECT x.table
-FROM users u
-JOIN score s ON u.user_id = s.user_id
-JOIN anime a ON u.anime_id = a.anime_id;
-