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DECLARE v_country_name wf_countries.country_name%TYPE := United States of America; v_lowest_elevation wf_countries.lowest_elevation%TYPE; v_highest_elevation wf_countries.highest_elevation%TYPE; BEGIN SELECT lowest_elevation, highest_elevation INTO v_lowest_elevation, v_highest_elevation FROM wf_countries; DBMS_OUTPUT.PUT_LINE('The lowest elevation in
DECLARE v_country_name wf_countries.country_name%TYPE := United States of America; v_lowest_elevation wf_countries.lowest_elevation%TYPE; v_highest_elevation wf_countries.highest_elevation%TYPE; BEGIN SELECT lowest_elevation, highest_elevation INTO v_lowest_elevation, v_highest_elevation FROM wf_countries; DBMS_OUTPUT.PUT_LINE('The lowest elevation in '||country_name||' is '||v_lowest_elevation || and the highest elevation is '|| v_highest_elevation||'.'); END;
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