1
试图完成以下:打印行情
CREATE OR REPLACE
PROCEDURE POPULATE_ACTOR_QUOTES (id_actor char)
AS
CURSOR quote_recs IS
SELECT m.title,
m.year,
r.roleName,
q.quotechar
from quote q,
role r,
rolequote rq,
actor a,
movie m
where rq.quoteID = q.quoteID
AND rq.roleID = r.roleID
AND r.actorID = a.actorID
AND r.movieID = m.movieID
AND a.actorID = id_actor;
BEGIN
FOR row IN quote_recs
LOOP
INSERT INTO table(
SELECT quotes
FROM actor_quotes aq
WHERE aq.actorId = id_actor)
VALUES(
ACTOR_QUOTE_TYPE(row.title, row.year, row.roleName, row.quotechar)
);
end loop;
END POPULATE_ACTOR_QUOTES;
/
创建PL/SQL程序称为PRINT_ACTOR_QUOTES(通过修改程序POPULATE_ACTOR_QUOTES)与一个单一的参数:打印出对应于名字和姓氏属性在actorId来(actorId来是过程参数)从演员表以及从嵌套引用表
这打印出所有的报价信息是什么,我已经创建了:
CREATE OR REPLACE PROCEDURE PRINT_ACTOR_QUOTES (id_actor char)
AS
CURSOR quote_recs IS
SELECT a.firstName,a.lastName, m.title, m.year, r.roleName ,q.quotechar from quote q, role r,
rolequote rq, actor a, movie m
where
rq.quoteID = q.quoteID
AND
rq.roleID = r.roleID
AND
r.actorID = a.actorID
AND
r.movieID = m.movieID
AND
a.actorID = id_actor;
BEGIN
FOR row IN quote_recs
LOOP
DBMS_OUTPUT.PUT_LINE(row.firstName || ' ' || row.lastName);
END LOOP;
END PRINT_ACTOR_QUOTES;
/
输出
SQL> EXECUTE PRINT_ACTOR_QUOTES ('00070')
Dustin Hoffman
需要创建一个输出,它看起来像:
杰夫·戈德布拉姆
|Title | Year | Role | Quote |
----------------------------------------------------------------------------------------------
|THE FLY |1986 |SETH BRUNDLE | “I’m free and you don’t like it’’ |
|INDEPENDENCE DAY| 1996 | DAVID LEVINSON | “I’ve given it a virus” |
我有名字和第二名字 - 需要从嵌套的信息QUOTES表
帮助需要!
我有这带来了从嵌套quotes-所需的信息下面的SELECT查询只需要将其添加到 - 程序PRINT_ACTOR_QUOTES
SELECT REC.*
FROM ACTOR_QUOTES A,TABLE(A.QUOTES) REC
WHERE ACTORID = ('00070')
你的问题不明确,会发生什么,当您尝试遍历这个查询结果? –
我已创建了第一个和最后一个名称的输出中,但我有麻烦下DBMS_OUTPUT.PUT_LINE添加表(row.firstName ||“” || row.lastName);显示标题,年份,角色,报价 –