66 lines
1.9 KiB
SQL
66 lines
1.9 KiB
SQL
CREATE TABLE IF NOT EXISTS Movies (
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MovieID INTEGER PRIMARY KEY AUTOINCREMENT,
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MovieURI TEXT UNIQUE NOT NULL
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);
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CREATE TABLE IF NOT EXISTS WikiPageIDs (
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MovieID INTEGER PRIMARY KEY,
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PageID INTEGER UNIQUE NOT NULL,
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FOREIGN KEY(MovieID) REFERENCES Movies(MovieID)
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);
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CREATE TABLE IF NOT EXISTS WikipediaAbstracts (
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MovieID INTEGER PRIMARY KEY,
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Abstract TEXT NOT NULL,
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FOREIGN KEY(MovieID) REFERENCES Movies(MovieID)
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);
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CREATE TABLE IF NOT EXISTS Origins (
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OriginID INTEGER PRIMARY KEY AUTOINCREMENT,
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OriginName TEXT UNIQUE NOT NULL
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);
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CREATE TABLE IF NOT EXISTS Subjects (
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SubjectID INTEGER PRIMARY KEY AUTOINCREMENT,
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SubjectURI TEXT UNIQUE NOT NULL,
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OriginID BIGINT NOT NULL,
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FOREIGN KEY(OriginID) REFERENCES Origins(OriginID)
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);
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CREATE TABLE IF NOT EXISTS Relationships (
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RelationshipID INTEGER PRIMARY KEY AUTOINCREMENT,
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RelationshipURI TEXT UNIQUE NOT NULL
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);
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CREATE TABLE IF NOT EXISTS Objects (
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ObjectID INTEGER PRIMARY KEY AUTOINCREMENT,
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ObjectURI TEXT UNIQUE NOT NULL,
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OriginID BIGINT NOT NULL,
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FOREIGN KEY(OriginID) REFERENCES Origins(OriginID)
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);
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CREATE TABLE IF NOT EXISTS RDFs (
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RDF_ID INTEGER PRIMARY KEY AUTOINCREMENT,
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MovieID INTEGER NOT NULL,
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SubjectID INTEGER NOT NULL,
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RelationshipID INTEGER NOT NULL,
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ObjectID INTEGER NOT NULL,
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UNIQUE(SubjectID, RelationshipID, ObjectID),
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FOREIGN KEY(MovieID) REFERENCES Movies(MovieID),
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FOREIGN KEY(SubjectID) REFERENCES Subjects(SubjectID),
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FOREIGN KEY(RelationshipID) REFERENCES Relationships(RelationshipID),
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FOREIGN KEY(ObjectID) REFERENCES Objects(ObjectID)
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);
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CREATE INDEX IF NOT EXISTS idx_rdf_movie_id ON RDFs(MovieID);
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CREATE INDEX IF NOT EXISTS idx_rdf_subject_id ON RDFs(SubjectID);
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CREATE INDEX IF NOT EXISTS idx_rdf_relationship_id ON RDFs(RelationshipID);
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CREATE INDEX IF NOT EXISTS idx_rdf_object_id ON RDFs(ObjectID);
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