26 lines
527 B
SQL
26 lines
527 B
SQL
DROP TABLE phrases;
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DROP TABLE sources;
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DROP TABLE CORPORA;
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CREATE TABLE IF NOT EXISTS corpora (
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id char(7) PRIMARY KEY,
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name TEXT UNIQUE
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);
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CREATE TABLE IF NOT EXISTS sources (
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id char(7) PRIMARY KEY,
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corpusid char(7) NOT NULL,
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name TEXT UNIQUE,
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FOREIGN KEY (corpusid) REFERENCES corpora(id) ON DELETE CASCADE
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);
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CREATE TABLE IF NOT EXISTS phrases (
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id SERIAL PRIMARY KEY,
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sourceid char(7) NOT NULL,
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phrase TEXT,
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FOREIGN KEY (sourceid) REFERENCES sources(id) ON DELETE CASCADE
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);
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