You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
113 lines
3.9 KiB
SQL
113 lines
3.9 KiB
SQL
-- Creating the DB structure
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-- Version 2.0 (2021-10-10)
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CREATE TABLE IF NOT EXISTS Art (
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ID INTEGER PRIMARY KEY generated always as identity,
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md5_hash VARCHAR NOT NULL UNIQUE,
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path VARCHAR NOT NULL UNIQUE,
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title VARCHAR,
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link VARCHAR,
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description VARCHAR
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);
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CREATE TABLE IF NOT EXISTS Artist (
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ID INTEGER PRIMARY KEY generated always as identity,
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name VARCHAR
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);
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CREATE TABLE IF NOT EXISTS Topic ( -- as of yet unimplemented, see Art_Topic
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ID INTEGER PRIMARY KEY generated always as identity,
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name VARCHAR UNIQUE NOT NULL,
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description VARCHAR
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);
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CREATE TABLE IF NOT EXISTS Presence (
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name VARCHAR NOT NULL,
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domain VARCHAR NOT NULL,
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link VARCHAR,
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artist_ID INTEGER NOT NULL,
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PRIMARY KEY (name, domain),
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FOREIGN KEY (artist_ID) REFERENCES Artist(ID) ON DELETE CASCADE
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);
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CREATE TABLE IF NOT EXISTS Art_Collection ( -- for ordered lists of art
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ID INTEGER PRIMARY KEY generated always as identity,
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name VARCHAR NOT NULL UNIQUE,
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description VARCHAR
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);
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CREATE TABLE IF NOT EXISTS Art_to_Art_Collection (
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collection_ID INTEGER NOT NULL,
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art_ID INTEGER NOT NULL,
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ranking VARCHAR, -- order in the collection by string value, allows easy insert see https://stackoverflow.com/questions/9536262/best-representation-of-an-ordered-list-in-a-database; same rank or empty rank means unordered
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PRIMARY KEY (collection_ID, art_ID),
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FOREIGN KEY (collection_ID) REFERENCES Art_Collection(ID) ON DELETE CASCADE,
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FOREIGN KEY (art_ID) REFERENCES Art(ID)
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);
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CREATE TABLE IF NOT EXISTS Art_to_Presence (
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presence_name VARCHAR NOT NULL,
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presence_domain VARCHAR NOT NULL,
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art_ID INTEGER NOT NULL,
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PRIMARY KEY (presence_name, presence_domain, art_ID),
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FOREIGN KEY (presence_name, presence_domain) REFERENCES Presence(name, domain) ON UPDATE CASCADE ON DELETE CASCADE,
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FOREIGN KEY (art_ID) REFERENCES Art(ID) ON UPDATE CASCADE ON DELETE CASCADE
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);
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CREATE TABLE IF NOT EXISTS Artist_to_Topic ( -- TODO implement, meant to indicate an artists main topics
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artist_ID INTEGER NOT NULL,
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topic_ID INTEGER NOT NULL,
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PRIMARY KEY (artist_ID, topic_ID),
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FOREIGN KEY (artist_ID) REFERENCES Artist(ID) ON UPDATE CASCADE ON DELETE CASCADE,
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FOREIGN KEY (topic_ID) REFERENCES Topic(ID) ON UPDATE CASCADE ON DELETE CASCADE
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);
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CREATE TABLE IF NOT EXISTS Tag_Category (
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category_id INTEGER PRIMARY KEY generated always as identity,
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name VARCHAR NOT NULL
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);
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CREATE TABLE IF NOT EXISTS Tag (
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ID INTEGER PRIMARY KEY generated always as identity,
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name VARCHAR UNIQUE,
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description VARCHAR,
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category_id SERIAL,
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FOREIGN KEY (category_id) REFERENCES tag_category(category_id)
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);
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CREATE TABLE IF NOT EXISTS Art_to_Tag (
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art_ID INTEGER,
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tag_ID INTEGER,
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PRIMARY KEY (art_ID, tag_ID),
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FOREIGN KEY(art_ID) REFERENCES Art(ID) ON DELETE CASCADE,
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FOREIGN KEY (tag_ID) REFERENCES tag(tag_ID) ON DELETE CASCADE
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);
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CREATE TABLE IF NOT EXISTS Tag_Alias (
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tag1 INTEGER,
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tag2 INTEGER,
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PRIMARY KEY (tag1, tag2),
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FOREIGN KEY (tag1) REFERENCES tag(tag_ID) ON DELETE CASCADE,
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FOREIGN KEY (tag2) REFERENCES tag(tag_ID) ON DELETE CASCADE
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);
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CREATE TABLE IF NOT EXISTS Tag_Implication (
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root_tag INTEGER,
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implicate INTEGER,
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PRIMARY KEY (root_tag, implicate),
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FOREIGN KEY (root_tag) REFERENCES tag(tag_ID) ON DELETE CASCADE,
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FOREIGN KEY (implicate) REFERENCES tag(tag_ID) ON DELETE CASCADE
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);
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-- Granting appropriate permissions for the user artnet_editor (editing, deleting, reading, inserting)
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GRANT CONNECT ON
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DATABASE artnet
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TO artnet_editor;
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GRANT SELECT, INSERT, UPDATE, DELETE ON
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TABLE art, art_to_presence, tag_category, art_to_tag, artist_to_topic, artist, presence, tag, tag_alias, tag_implication, topic, art_collection, art_to_art_collection
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TO artnet_editor;
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GRANT USAGE ON
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SEQUENCE art_id_seq, artist_id_seq, tag_tag_id_seq
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TO artnet_editor;
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