19 lines
515 B
PL/PgSQL
19 lines
515 B
PL/PgSQL
BEGIN;
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CREATE TABLE parts (
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-- name type constraints
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id BIGSERIAL PRIMARY KEY,
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language_id BIGINT NOT NULL REFERENCES languages (id),
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english_name VARCHAR NOT NULL,
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-- CONSTRAINT name CHECK (condition)
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CONSTRAINT english_name_is_sane_text CHECK (is_sane_text(english_name))
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);
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CREATE UNIQUE INDEX parts_language_english_name
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ON parts (language_id, english_name);
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ALTER TABLE words ADD COLUMN part_id BIGINT REFERENCES parts (id);
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COMMIT;
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