Oracle的EXIT Statement是PL/SQL中用于控制循环执行流程的重要语句。通过合理使用EXIT语句,可以灵活地控制循环的迭代次数和退出时机,从而提高程序的健壮性和执行效率。
The syntax for an EXIT statement in PL/SQL is as follows −EXIT; Flow DiagramExampleDECLARE a number(2) := 10; BEGIN -- while loop execution WHILE a < 20 LOOP dbms_output.put_line ('value of a: ' || a); a := a + 1; IF a > 15 THEN -- terminate the loop using the ...
In this tutorial, you will learn about the PL/pgSQL exit statement and how to use it to terminate a loop or a block.
EXIT 语句用于终止执行 PL/SQL 代码块中的循环。调用 可以在 PL/SQL 过程、函数或匿名块中的 FOR、LOOP 或 WHILE 语句中嵌入此语句。授权 调用EXIT 语句不需要任何特权。但是,此语句的授权标识必须拥有调用 FOR、LOOP 或 WHILE 语句中嵌入的 SQL 语句所必需的特权。语法 EXIT...
Pl/SQL exit statement is used for terminating the execution, especially while working with loops and nested loops. In case, if you have a requirement where you need to halt or stop the execution of loop then you can specify the same y making the use of EXIT statement in PL/ SQL program...
Terminating the loop before its actual ending point or condition can be done using the “Exit” statement in the PostgreSQL query.
PL/SQL: Statement ignored 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. SQL> begin 2 begin 3 for i in 1..3 loop 4 dbms_output.put_line('第i次循环'); 5 --return; 6 exit;
TheEXITstatement can be used only inside a loop. PL/SQL lets you code an infinite loop. For example, the following loop will never terminate normally: WHILE TRUE LOOP ... END LOOP; In such cases, you must use anEXITstatement to exit the loop. ...
EXIT ステートメントは、PL/SQL コード・ブロック内のループの実行を終了します。 呼び出し このステートメントは、FOR、LOOP、または PL/SQL プロシージャーの WHILE ステートメント、関数、または無名ブロック内に組み込むことができます。
46. Which statement is most probably agreed with by Hawking A. People can become alive again after they die. B. Brains could exist out of the body. C. Brains can now be copied onto computers. D. People are expected to continue living in a certain form after death. 47. To the will ...