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SQL>
SQL> set timing on
SQL>
SQL> declare
2 v_nr number;
3 begin
4 for i in 1..1000000 loop
5 v_nr:=sqrt(i);
6 end loop;
7 end;
8 /
PL/SQL procedure successfully completed.
Elapsed: 00:00:01.53
SQL>
SQL> declare
2 v_nr binary_float;
3 begin
4 for i in 1..1000000 loop
5 v_nr:=sqrt(to_binary_float(i));
6 end loop;
7 end;
8 /
PL/SQL procedure successfully completed.
Elapsed: 00:00:00.64
SQL>
SQL> set timing off
SQL>
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