text: -- @testpoint: 创建函数指定参数的数据类型，遍历整数类型，参数均为IN模式
  DROP FUNCTION if EXISTS h_testfun3 (c_TINYINT TINYINT,c_SMALLINT SMALLINT,c_INTEGER INTEGER,c_BINARY_INTEGER BINARY_INTEGER,c_BIGINT BIGINT);
  CREATE  FUNCTION h_testfun3 (c_TINYINT TINYINT,c_SMALLINT SMALLINT,c_INTEGER INTEGER,c_BINARY_INTEGER BINARY_INTEGER,c_BIGINT BIGINT) RETURNS int1 AS $$
          BEGIN
                  RETURN c_TINYINT + c_SMALLINT+c_INTEGER+c_BINARY_INTEGER+c_BIGINT;
          END;
  $$ LANGUAGE plpgsql;
  /
  --proallargtypes字段为空
  select proargnames,proallargtypes from pg_proc where proname='h_testfun3';
  call h_testfun3(100,100,10,10,35);
  drop function  h_testfun3;