Oracle PL/SQL/PL SQL/Repeat Until — различия между версиями
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Текущая версия на 09:59, 26 мая 2010
Demonstrating a REPEAT...UNTIL loop
SQL>
SQL> --Demonstrating a REPEAT...UNTIL loop.
SQL>
SQL>
SQL>
SQL> DECLARE
2 r NUMBER := 2;
3 BEGIN
4 LOOP
5 DBMS_OUTPUT.PUT_LINE("The Area is " || r * r * mypi);
6 r := r + 2;
7 EXIT WHEN r > 10;
8 END LOOP;
9 END;
10 /
The Area is 12.56
The Area is 50.24
The Area is 113.04
The Area is 200.96
The Area is 314
PL/SQL procedure successfully completed.
SQL>
Loop exit when condition
SQL>
SQL> SET SERVEROUTPUT ON
SQL> DECLARE
2 counter INTEGER := 2;
3 BEGIN
4
5 LOOP
6 counter := counter + 1;
7 DBMS_OUTPUT.PUT_LINE(counter);
8 EXIT WHEN counter = 5;
9
10 END LOOP;
11
12 END;
13 /
3
4
5
PL/SQL procedure successfully completed.
SQL>
SQL>
SQL>