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SQL code:

create or replace procedure tt
is c number;
begin
select count(*) into c from YWZX_PWJ.XY_DJ200908;
end;


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execute tt;
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PL/SQL procedure successfully completed
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  select count(*)  from YWZX_PWJ.XY_DJ200908
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SQL code:
create or replace procedure tt(c out number)
is
begin
select count(*) into c from YWZX_PWJ.XY_DJ200908;
end;
/

set serveroutput on
/
declare c number;
begin
tt(c);
dbms_output.put_line(c);
end;
/



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/

set serveroutput on
/
declare c number;
begin
  tt(c);
  dbms_output.put_line(c);
end;
/


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