7 lines
248 B
PL/PgSQL
7 lines
248 B
PL/PgSQL
CREATE OR REPLACE FUNCTION get_date_primary_key(ts timestamp) RETURNS integer AS $$
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BEGIN
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RETURN 10000 * EXTRACT(YEAR FROM ts) +
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100 * EXTRACT(MONTH FROM ts) +
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EXTRACT(DAY FROM ts);
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END;
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$$ LANGUAGE plpgsql; |