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英文版的pdf文件代码可以复制
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> ' |
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