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oracle insert ·µ»ØÖµ

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declare
v_id t.id%type;
begin
insert into t(id) values(seq.nextval) returning id into v_id;
end;
/

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SQL code:
--ËÄÉáÎåÈëСÊý
select round(0.3565,3) from dual;
ROUND(0.3565,3)
0.357
--·ÇËÄÉáÎåÈëСÊý
select tru ......
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