12 lines
271 B
PL/PgSQL
12 lines
271 B
PL/PgSQL
CREATE TABLE foo (
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key BIGINT PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
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data JSONB NOT NULL
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);
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CREATE FUNCTION delete_data() RETURNS TRIGGER LANGUAGE plpgsql AS $$ BEGIN
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DELETE FROM test WHERE key <= NEW.data->>'index';
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RETURN NEW;
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END $$;
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-- end only postgres
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