ipld-eth-server/db/migrations/1536702963_add_price_feed_trigger.up.sql

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2018-09-12 14:30:40 +00:00
CREATE OR REPLACE FUNCTION notify_pricefeed() RETURNS trigger AS $$
BEGIN
PERFORM pg_notify(
CAST('postgraphile:price_feed' AS text),
row_to_json(NEW)::text);
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
CREATE TRIGGER notify_pricefeeds
AFTER INSERT ON maker.price_feeds
FOR EACH ROW
EXECUTE PROCEDURE notify_pricefeed();