CREATE OR REPLACE PROCEDURE engineering_all ( idx IN NUMBER )
IS
tempstmt VARCHAR2(2000);
BEGIN
create_table_like( 'results_temp', 'results', 1);

tempstmt :=  'ALTER TABLE results_temp CACHE';
EXECUTE IMMEDIATE tempstmt;

engineering('CONSERVATIVE', idx);
engineering('INTERMEDIATE', idx);
engineering('AGGRESSIVE',   idx);
END;
/