• for循环demo1 数字循环

BEGIN
    FOR I IN 1 .. 100 LOOP
        -- 输出I的值
        SYS.DBMS_OUTPUT.PUT_LINE(I);
    END LOOP;
END;

• for循环demo2 表记录循环

BEGIN
    FOR CURR_ROW IN (SELECT COL1,COL2 FROM TEST_TABEL)
        -- 遍历输出字段COL1的值
        SYS.DBMS_OUTPUT.PUT_LINE(CURR_ROW.COL1);
    END LOOP;
END;

PLSQL语句demo