106 lines
3.0 KiB
SQL
106 lines
3.0 KiB
SQL
-- View all tables in the database
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SELECT name FROM sqlite_master WHERE type='table';
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DROP TABLE IF EXISTS users;
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CREATE TABLE users
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(
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user_id INTEGER PRIMARY KEY AUTOINCREMENT,
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username VARCHAR(50) NOT NULL,
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password VARCHAR(256) NOT NULL,
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email VARCHAR(64) NOT NULL,
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num_followers INTEGER NOT NULL,
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isPartenered BOOLEAN NOT NULL DEFAULT 0,
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bio TEXT
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);
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SELECT * FROM users;
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DROP TABLE IF EXISTS streams;
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CREATE TABLE streams
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(
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stream_id INTEGER PRIMARY KEY AUTOINCREMENT,
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title TEXT NOT NULL,
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start_time DATETIME NOT NULL,
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num_viewers INTEGER NOT NULL DEFAULT 0,
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isLive BOOLEAN NOT NULL DEFAULT 0,
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vod_id INTEGER,
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streamer_id INTEGER NOT NULL,
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FOREIGN KEY (streamer_id) REFERENCES streamers(user_id) ON DELETE CASCADE
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);
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DROP TABLE IF EXISTS streamers;
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CREATE TABLE streamers
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(
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user_id INTEGER PRIMARY KEY NOT NULL,
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streamer_id INTEGER NOT NULL,
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FOREIGN KEY(user_id) REFERENCES users(user_id) ON DELETE CASCADE
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);
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DROP TABLE IF EXISTS follows;
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CREATE TABLE follows
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(
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user_id INTEGER NOT NULL,
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streamer_id INTEGER NOT NULL,
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since DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (user_id, streamer_id),
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FOREIGN KEY (user_id) REFERENCES users(user_id) ON DELETE CASCADE,
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FOREIGN KEY (streamer_id) REFERENCES streamers(streamer_id) ON DELETE CASCADE
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);
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DROP TABLE IF EXISTS chat;
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CREATE TABLE chat
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(
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message_id INTEGER PRIMARY KEY AUTOINCREMENT,
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stream_id INTEGER NOT NULL,
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chatter_id VARCHAR(50) NOT NULL,
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message VARCHAR(256) NOT NULL,
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time_sent DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (message_id, stream_id),
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FOREIGN KEY (chatter_id) REFERENCES users(user_id),
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FOREIGN KEY (stream_id) REFERENCES streams(stream_id) ON DELETE CASCADE
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);
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CREATE INDEX chatter_index ON chat(chatter_id);
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DROP TABLE IF EXISTS categories;
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CREATE TABLE categories
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(
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category_id INTEGER PRIMARY KEY AUTOINCREMENT,
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category_name VARCHAR(25) NOT NULL
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);
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DROP TABLE IF EXISTS stream_categories;
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CREATE TABLE stream_categories
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(
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stream_id INTEGER NOT NULL,
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category_id INTEGER NOT NULL,
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FOREIGN KEY (stream_id) REFERENCES streams(stream_id),
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FOREIGN KEY (category_id) REFERENCES categories(category_id) ON DELETE CASCADE
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);
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DROP TABLE IF EXISTS user_preferences;
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CREATE TABLE user_preferences
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(
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user_id INT NOT NULL,
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category_id INT NOT NULL,
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favourability INT NOT NULL DEFAULT 0,
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PRIMARY KEY(user_id, category_id),
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FOREIGN KEY(user_id) REFERENCES users(user_id) ON DELETE CASCADE,
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FOREIGN KEY(category_id) REFERENCES categories(category_id) ON DELETE CASCADE
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);
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DROP TABLE IF EXISTS subscribes;
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CREATE TABLE subscribes
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(
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user_id INTEGER NOT NULL,
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streamer_id INTEGER NOT NULL,
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since DATETIME NOT NULL,
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expires DATETIME NOT NULL,
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PRIMARY KEY (user_id,streamer_id),
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FOREIGN KEY(user_id) REFERENCES users(user_id) ON DELETE CASCADE,
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FOREIGN KEY(streamer_id) REFERENCES streamers(streamer_id) ON DELETE CASCADE
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);
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