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create database on primary
£¨name=company_data,
filename=?D:\\MSSQL\\DATA\\company.mdf', SIZE= , MAXSIZE = , FILEGROWTH= ) log on
(name=company_log,
filename=?D:\\MSSQL\\DATA\\company.ldf', SIZE= , MAXSIZE = , FILEGROWTH= ) (2)½«companyÊý¾Ý¿âÉèÖÃΪֻ¶Á״̬¡£
EXEC SP_DBOPTION ? ?, ? ?,?true? (3)½«companyÊý¾Ý¿âµÄ³õʼ·ÖÅä¿Õ¼ä´óСÀ©³äµ½20MB¡£
ALTER DATABASE MODIFY FILE
(NAME= , SIZE= ) (4)½«companyÓû§Êý¾Ý¿â¸ÄÃûΪcorporation¡£
EXEC SP_DBOPTION ?company ?, ? ?, ?true? EXEC ?company ?, ?corporation?
EXEC SP_DBOPTION ?corporation?, ?single user?, ? ? (5)½«corporationÊý¾Ý¿âµÄ¿Õ¼äѹËõÖÁ×îСÈÝÁ¿¡£
(?corporation?) (6£©É¾³ýcorporationÊý¾Ý¿â¡£
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A. 256 B. 1000 C.64 D.1 2.¹ØÏµÊý¾Ý¿âÊÇÈô¸É£¨ £©µÄ¼¯ºÏ¡£
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A. binary B. varchar C. time D.image 4.²»ÔÊÐíÔÚ¹ØÏµÖгöÏÖÖØ¸´¼Ç¼µÄÔ¼ÊøÍ¨¹ý£¨ £©ÊµÏÖ¡£
A.CHECK B. DEFAULT C. FOREIGN KEY D.PRIMARY KEY »òUNIQUE
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A. ´Î¹Ø¼ü×Ö B. Íâ¹Ø¼ü×Ö C. Ö÷¹Ø¼ü×Ö D.Ö÷ÊôÐÔ 6.´Ó±ístud_infoÖÐɾ³ýÒ»ÁÐtelcodeµÄÃüÁîÊÇʲô£¨ £©
A. ALTER TABLE stud_info DROP COLUMN telcode
B. ALTER TABLE stud_info REMOVE COLUMN telcode C. DROP COLUMN telcode FROM stud_info D.²»ÄÜ´Ó±íÖÐɾ³ýÒ»ÁÐ
7.ÏÂÁÐÄÄÒ»ÌõÓï¾ä½«ÔÚ½Ìʦ»ù±¾ÐÅÏ¢±íteacher_infoµÄteacher_idÁÐÉϽ¨Á¢Ò»¸öÖ÷¼üÔ¼ÊøPK_teacher_id£¨ £©
A. CREATE PRIMARY KEY ON teacher_info(teacher_id)
B. CREATE CONSTRAINT PRIMARY KEY PK_teacher_id ON teacher_info(teacher_id) C. ALTER TABLE teacher_info
ADD CONSTRAINT PK_teacher_id PRIMARY KEY(teacher_id) D. ALTER TABLE teacher_info ADD PRIMARY KEY(teacher_id)
8.¼ÙÈçÒѾ½¨Á¢Á˱ístud_score£¬¸Ã±íÓÐ6Ìõ¼Ç¼£¬µ±Ö´ÐÐÒÔÏÂÓï¾äʱ£¬ÄÄÌõ˵·¨ÊÇÕýÈ·µÄ ALTER TABLE stud_score ADD exam_date DATE DEFAULT GETDATE( )
A.Ò»¸öеÄÁÐexam_date ±»Ìí¼Óµ½±ístud_scoreÖУ¬²¢ÇÒÒѾ´æÔÚµÄÐÐÖиÃÁеÄֵΪ
NULL
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D. Ò»¸öеÄÁÐexam_date ±»Ìí¼Óµ½±ístud_scoreÖУ¬²¢ÇÒÓõ±Ç°ÏµÍ³ÈÕÆÚºÍʱ¼ä×÷Ϊ¸ÃÁеÄÖµ
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A.ALTER TABLE stud_score ADD COLUMN exam_date DATE B. ALTER TABLE stud_score ADD exam_date(DATE) C. ALTER TABLE stud_score ADD exam_date DATE
D. ALTER TABLE stud_score NEW COLUMN exam_date TYPE DATE 10.ÏÂÁÐCHECKÔ¼ÊøÌõ¼þÖÐÄĸö×ÜÊÇÓÐЧµÄ£¿£¨ £©
A. CONSTRAIT sex_chk CHECK (sex IN (?ÄÐ?,?Å®?))
B. CONSTRAIT birthday_chk CHECK (birthday>GETDATE( )) C. CONSTRAIT mark_chk CHECK (mark<560)
D. CONSTRAIT address_chk CHECK (address LIKE ?¹ãÖÝÊÐ%?)
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1.¶ÔstudentÊý¾Ý¿âµÄstud_infoѧÉúÐÅÏ¢±íÖеÄѧºÅstud_idÁн¨Á¢Ò»¸öÃûΪxh_indexË÷Òý¡£ USE student GO
CREATE INDEX xh_index ON stud_info (stud_id)
2.´´½¨Ò»¸ö¸´ºÏË÷Òý¡£ÎªÁË·½±ã°´Èëѧ³É¼¨ºÍѧºÅ²éÕÒѧÉú£¬Îªstud_infoѧÉúÐÅÏ¢±í´´½¨Ò»¸ö»ùÓÚ¡°Èëѧ³É¼¨£¬Ñ§ºÅ¡±×éºÏÁеķǾۼ¯¡¢¸´ºÏË÷Òýcj_xh_index£¬ÆäÓï¾äÈçÏ£º USE student GO
CREATE INDEX cj_xh_index ON stud_info (mark,stud_id)
3. ´´½¨Ò»¸ö¾Û¼¯¡¢¸´ºÏË÷Òý¡£
Ϊstud_gradeѧÉú³É¼¨±í´´½¨Ò»¸ö»ùÓÚ¡°Ñ§ºÅ£¬¿Î³ÌºÅ¡±×éºÏÁеľۼ¯¡¢¸´ºÏË÷Òýxhkc_index£¬ÆäÓï¾äÈçÏ£º USE student GO
CREATE clustered INDEX xhkc_index ON stud_grade(stud_id,course_id)
4. ´´½¨Ò»¸öΨһ¡¢¾Û¼¯¡¢¸´ºÏË÷Òý¡£
Ϊ¿Î³ÌÐÅÏ¢±ícourse_info´´½¨Ò»¸ö»ùÓÚ¡°¿Î³ÌºÅ,¿Î³ÌÀàÐÍ¡±×éºÏÁеÄΨһ¡¢¾Û¼¯¡¢¸´ºÏË÷Òýkc_lx_index£¬Ìî³äÒò×ÓֵΪ60¡£ÆäÓï¾äÈçÏ£º USE student GO
CREATE unique clustered INDEX kc_lx_index ON course_info(course_id,course_type)
WITH
PAD_INDEX,FILLFACTOR= 60
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1.¶ÔÒѾ½¨Á¢µÄѧÉú³É¼¨±ístud_gradeÖеĿγ̺Åcourse_idÁд´½¨Ò»¸öÃûΪstud_course_id_indexµÄË÷Òý¡£
CREATE INDEX stud_course_id_index ON stud_grade(course_id)
2.ɾ³ýË÷ÒýʱËù¶ÔÓ¦µÄÊý¾Ý±í»áɾ³ýÂð£¿
3.Çë˵Ã÷ÏÂÁÐÃüÁîµÄ×÷Óá£
EXEC sp_helpindex ?teacher_info?
4.дÃüÁÇå³ýstudentÊý¾Ý¿âÖÐstud_info±íµÄË÷Òýpk_xuehaoÉϵÄË鯬¡£ Use student Go
Dbcc indexdefrag(student,stud_info,pk_xuehao)
5.дÃüÁÔÚstudentÊý¾Ý¿âÖеÄstud_info±íÉϲéѯËùÓÐÄÐÉúµÄÐÕÃûºÍÄêÁ䣬²¢ÏÔʾ²éѯ´¦Àí¹ý³ÌÖеĴÅÅ̻ͳ¼ÆÐÅÏ¢¡£ Use student Go
Set statistics io on go
select stud_name as ÐÕÃû,year(getdate( ))-year(birthday) as ÄêÁä from stud_info where sex=?ÄÐ? go
6.дÃüÁɾ³ý¿Î³ÌÐÅÏ¢±ícourse_infoÖÐÒѾ½¨Á¢µÄË÷Òýcourse_idx¡£ Use student Go
Drop index course_info.course_idx
7. дÃüÁ¶Ô±ístud_scoreÔö¼ÓÒ»ÁÐtotal_score£¬Êý¾ÝÀàÐÍΪint¡£ Use student Go
Alter table stud_score add total_score int
8.дÃüÁÔÚstudentÊý¾Ý¿âÖд´½¨Ò»¸öÃûΪstud_info_gzµÄ¹æÔò£¬²¢½«Æä°ó¶¨µ½±ístud_infoÖеÄÐÔ±ðsexÁÐÉÏ£¬Ê¹Óû§ÊäÈëµÄÐÔ±ðÖ»ÄÜÊÇ¡°ÄС±»òÕß¡°Å®¡±£¬·ñÔòÌáʾÊäÈëÎÞЧ¡£
CREATE RULE stud_info_gz AS @sex in('ÄÐ','Å®') go
exec sp_bindrule stud_info_gz,'stud_info.sex'