2012-10-26 10:34:41 +00:00
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CREATE TABLE invitations (
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id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
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sender_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
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receiver_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
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music_session_id VARCHAR(64) REFERENCES music_sessions(id) ON DELETE CASCADE,
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
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);
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2012-10-27 19:20:11 +00:00
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ALTER TABLE invitations ADD CONSTRAINT invitations_uniqkey UNIQUE (sender_id, receiver_id, music_session_id);
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