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-- written for Postgres 9.6 with OSSP extension for UUIDs
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
-- uuid_generate_v1mc: timestamp ordered, random MAC address
-- uuid_generate_v4: totally random
-- NB: could use LIKE clause, or "composite types"
CREATE TABLE editor (
id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
username TEXT NOT NULL,
is_admin BOOLEAN NOT NULL DEFAULT false,
active_editgroup_id BIGINT, -- REFERENCES(editgroup.id) via ALTER below
)
CREATE TABLE editgroup (
id BIGSERIAL PRIMARY KEY,
extra_json JSON,
editor_id BIGINT REFERENCES(editor.id) NOT NULL,
description TEXT,
)
ALTER TABLE editor ADD CONSTRAINT editor_eg_id FOREIGN KEY (editgroup.id)
CREATE TABLE changelog (
id BIGSERIAL PRIMARY KEY,
editgroup_id BIGINT REFERENCES(editgroup.id) NOT NULL,
timestamp TIMESTAMP WITHOUT TIME ZONE DEFAULT now,
)
CREATE TABLE creator_rev (
id BIGSERIAL PRIMARY KEY,
extra_json JSON,
name TEXT,
orcid TEXT,
)
-- Could denormalize a "is_live" flag into revision tables, to make indices
-- more efficient
CREATE INDEX creator_rev_orcid_idx ON creator_rev(orcid) WHERE orcid IS NOT NULL;
CREATE TABLE creator_ident (
id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
is_live BOOL NOT NULL,
rev_id BIGINT REFERENCES(creator_rev.id),
redirect_id BIGINT REFERENCES(id),
)
CREATE TABLE creator_edit (
id BIGSERIAL PRIMARY KEY,
extra_json JSON,
ident_id BIGINT REFERENCES(creator_ident.id) NOT NULL,
rev_id BIGINT REFERENCES(creator_rev.id),
redirect_id BIGINT REFERENCES(creator_ident.id),
editgroup_id BIGINT REFERENCES(editgroup.id) NOT NULL,
)
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