postgresql存储过程例子

CREATE OR REPLACE FUNCTION sp_insert_data()  
RETURNS integer AS $total$  
declare  
    total integer;
        i integer := 1;
BEGIN  
   insert into tb_test(name) values('name1');
    
  while i < 1000 loop
   insert into tb_test(name) values('name1');
     i=i+1;
  end loop;

   SELECT count(*) into total FROM tb_test;  
   RETURN total;  
END;  
$total$ LANGUAGE plpgsql;