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A. ʹÓôøÓи´ÔÓ SELECT Óï¾äµÄ¼òµ¥¹ý³Ì
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USE pubs
IF EXISTS (SELECT name from sysobjects
         WHERE name = 'au_info_all' AND type = 'P')
   DROP PROCEDURE au_info_all
GO
CREATE PROCEDURE au_info_all
AS
SELECT au_lname, au_fname, title, pub_name
   from authors a INNER JOIN titleauthor ta
      ON a.au_id = ta.au_id INNER JOIN titles t
      ON t.title_id = ta.title_id INNER JOIN publishers p
      ON t.pub_id = p.pub_id
GO
au_info_all ´æ´¢¹ý³Ì¿ÉÒÔͨ¹ýÒÔÏ·½·¨Ö´ÐУº
EXECUTE au_info_all
-- Or
EXEC au_info_all
Èç¹û¸Ã¹ý³ÌÊÇÅú´¦ÀíÖеĵÚÒ»ÌõÓï¾ä£¬Ôò¿ÉʹÓãº
au_info_all
B. ʹÓôøÓвÎÊýµÄ¼òµ¥¹ý³Ì
ÏÂÃæµÄ´æ´¢¹ý³Ì´ÓËĸö±íµÄÁª½ÓÖÐÖ»·µ»ØÖ¸¶¨µÄ×÷Õߣ¨ÌṩÁËÐÕÃû£©¡¢³ö°æµÄÊé¼®ÒÔ¼°³ö°æÉç¡£¸Ã´æ´¢¹ý³Ì½ÓÊÜÓë´«µÝµÄ²ÎÊý¾«È·Æ¥ÅäµÄÖµ¡£
USE pubs
IF EXISTS (SELECT name from sysobjects
         WHERE name = 'au_info' AND type = 'P')
   DROP PROCEDURE au_info
GO
USE pubs
GO
CREATE PROCEDURE au_info
   @lastname varchar(40),
   @firstname varchar(20)
AS
SELECT au_lname, au_fname, title, pub_name
   from authors a INNER JOIN titleauthor ta
      ON a.au_id = ta.au_id INNER JOIN titles t
      ON t.title_id = ta.title_id INNER JOIN publishers p
      ON t.pub_id = p.pub_id
   WHERE  au_fname = @firstname
      AND au_lname = @lastname
GO
au_info ´æ´¢¹ý³Ì¿ÉÒÔͨ¹ýÒÔÏ·½·¨Ö´ÐУº
EXECUTE au_info 'Dull', 'Ann'
-- Or
EXECUTE au_info @lastname = 'Dull', @firstname = 'Ann'
-- Or
EXECUTE au_info @firstname = 'Ann', @lastname = 'Dull'
-- Or
EXEC au_info 'Dull', 'Ann'
-- Or
EXEC au_info @lastname = 'Dull', @firstname


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EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
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EXEC sp_configure 'CLR', 0
GO
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