87 lines
3.3 KiB
SQL
87 lines
3.3 KiB
SQL
CREATE TABLE connections (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
user_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
|
|
client_id VARCHAR(64) NOT NULL UNIQUE,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
-- friendships
|
|
CREATE TABLE friendships (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
user_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
|
|
friend_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
ALTER TABLE friendships ADD CONSTRAINT user_friend_uniqkey UNIQUE (user_id, friend_id);
|
|
|
|
-- bands
|
|
CREATE TABLE bands (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
name VARCHAR(1024) NOT NULL,
|
|
-- add more fields later
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
-- genres
|
|
CREATE TABLE genres (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
description VARCHAR(1024) NOT NULL,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
-- band -> genre mapping
|
|
CREATE TABLE bands_genres (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
band_id VARCHAR(64) REFERENCES bands(id) ON DELETE CASCADE,
|
|
genre_id VARCHAR(64) REFERENCES genres(id) ON DELETE CASCADE,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
ALTER TABLE bands_genres ADD CONSTRAINT band_genre_uniqkey UNIQUE (band_id, genre_id);
|
|
|
|
-- musicians
|
|
CREATE TABLE musicians (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
user_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
-- musician -> band mapping
|
|
CREATE TABLE bands_musicians (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
band_id VARCHAR(64) REFERENCES bands(id) ON DELETE CASCADE,
|
|
musician_id VARCHAR(64) REFERENCES musicians(id) ON DELETE CASCADE,
|
|
is_admin BOOLEAN NOT NULL DEFAULT false,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
ALTER TABLE bands_musicians ADD CONSTRAINT band_musician_uniqkey UNIQUE (band_id, musician_id);
|
|
|
|
-- instruments
|
|
CREATE TABLE instruments (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
description VARCHAR(1024) NOT NULL,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
-- musician -> instrument mapping
|
|
CREATE TABLE musicians_instruments (
|
|
id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
|
|
musician_id VARCHAR(64) REFERENCES musicians(id) ON DELETE CASCADE,
|
|
instrument_id VARCHAR(64) REFERENCES instruments(id) ON DELETE CASCADE,
|
|
proficiency_level SMALLINT NOT NULL,
|
|
created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
|
|
updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
|
|
);
|
|
|
|
ALTER TABLE musicians_instruments ADD CONSTRAINT musician_instrument_uniqkey UNIQUE (musician_id, instrument_id);
|