oracle login.sql登入時的環境初始化(unix/linux環境)

define _editor=vim
set serveroutput on size 1000000
set trimspool on
set long 5000
set linesize 300
set pagesize 9999
column plan_plus_exp format a80
column global_name new_value gname
set termout off
define gname=idle
column global_name new_value gname
select lower(user) || || substr( global_name, 1, decode( dot, 0,
length(global_name), dot-1) ) global_name
  from (select global_name, instr(global_name,'.') dot from global_name );
set sqlprompt '&gname> '
set termout on
set time on
alter session set nls_date_language = 'american';
alter session set nls_date_format = 'yyyy-mm-dd hh24:mi:ss';