trigger in postgresql to change incoming entry
CREATE or REPLACE FUNCTION func()
RETURNS TRIGGER
AS $$
BEGIN
NEW.columnname = 0;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
-- Statement to make trigger to execute above code --
CREATE TRIGGER change_incoming BEFORE INSERT on Tablename
FOR EACH ROW EXECUTE PROCEDURE func();Copyright © 2021 Codeinu
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