BBS源代码.docx

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BBS源代码.docx

BBS源代码

--½¨¿â£¬½¨±í£¬Ìí¼ÓÔ¼Êø

--²åÈë²âÊÔÊý¾Ý

--´æÔÚ¼ì²â

usemaster

go

ifexists(select*fromsysdatabaseswherename='BBS')

dropdatabasebbs

go

--½¨¿â

createdatabaseBBS

onprimary

name=BBS_data,--Âß¼Ãû

filename='d:

\BBS_data.mdf',--ÎïÀíÎļþ

size=20MB,--³õʼ´óС

filegrowth=10%,--ÎļþÔö³¤ÂÊ

maxsize=200MB--³õʼ´óС

logon

name=bbs_log,--Âß¼Ãû

filename='d:

\bbs_data.ldf',--ÎïÀíÎļþ

size=10mb,--³õʼ´óС

filegrowth=10%,--ÎļþÔö³¤ÂÊ

maxsize=100MB--×î´ó³ß´ç

useBBS

go

ifexists(select*fromsysobjectswherename='BBSUsers')

droptableBBSUsers

go

createtableBBSUsers

Uidintconstraintpk_Uidprimarykey,--Óû§±àºÅ

Unamechar(8)notnull,--Óû§ÐÕÃû

UPasswordchar(16)constraintdf_UPassworddefault'888888',--Óû§ÃÜÂë

UEmailchar(20)notnullconstraintck_Uemailcheck(Uemaillike'%@%.%'),--Óû§EMAIL

UBirthdaydatetimenotnull,--Óû§ÉúÈÕ

Usexintconstraintdf_Usexdefault'1',--Óû§ÐÔ±ð

UClassintconstraintdf_UClassdefault'1',--Óû§µÈ¼¶

UStatementvarchar(150)notnull,--Óû§ËµÃ÷

URegDatedatetimenotnulldefaultgetdate(),--Óû§×¢²áʱ¼ä

UStatetinyintconstraintdf_UStatedefault'1',--Óû§×´Ì¬

UPointintconstraintdf_UPointdefault'20',--Óû§»ý·Ö

constraintck_UPasswordcheck(UPasswordlike'______')

ifexists(select*fromsysobjectswherename='BBSTopic')

droptableBBSTopic

go

createtableBBSTopic

tidintconstraintpk_tidprimarykey,--Ö÷Ìù±àºÅ

tsidintnotnull,--Ö÷Ìù°å¿é±àºÅ

tuidintnotnull,--Ö÷ÌùÓû§±àºÅ

treplycountintnotnull,--Ö÷Ìù»Ø¸´´ÎÊý

temotionchar(10)notnull,--Ö÷Ìù±íÇé

TTopicvarchar(16)notnullCONSTRAINTck_ttcheck(TTopicnotlike'%''%'),--Ö÷Ìù±êÌâ

TContentstextnotnull,--Ö÷ÌùÄÚÈÝ

TTimedatetimenotnulldefaultgetdate(),--·¢Ìûʱ¼ä

TClickCountintnotnull,--µã»÷´ÎÊý

TLastClickTdatetimenotnull,

CONSTRAINT[CK_TLC]CHECK([TLastClickT]>=TTime)--Ö÷Ìù×îºóµã»÷ʱ¼ä

ifexists(select*fromsysobjectswherename='BBSReply')

droptableBBSReply

go

createtableBBSReply

RIDintconstraintpk_RIDprimarykey,--»Ø¸´±àºÅ

RTIDint,--»Ø¸´Ìû×Ó±àºÅ

RSIDint,--»Ø¸´°æ¿é±àºÅ

RUIDint,--»Ø¸´Óû§±àºÅ

REmotionchar(10),--»Ø¸´±íÇé

RTopicvarchar(20),--»ØÌûÖ÷Ìâ

RContentstext,--»ØÌûÄÚÈÝ

RTimedatetimedefaultgetdate(),--»ØÌûʱ¼ä

RClickCountint,--»ØÌûµã»÷´ÎÊý

ifexists(select*fromsysobjectswherename='BBSSection')

droptableBBSSection

go

createtableBBSSection

SIDintconstraintpk_SIDprimarykey,--°æ¿é±àºÅ

SNamechar(10),--°æ¿éÃû³Æ

SMasterIDint,--°æÖ÷±àºÅ

SStatementvarchar(80),--°æ¿é˵Ã÷

SClickCountintconstraintdf_SClickCountdefault'0',--°æ¿éµã»÷´ÎÊý

STopicCountintconstraintdf_STopicCountdefault'0'--°æ¿éÖ÷ÌâÊý

--ÁªÏµ£º

altertableBBSTopic

addconstraintfk1_BBSTopic_BBSUsersforeignkey(tuid)referencesBBSUsers(Uid)--Ò»¸öÓû§¿ÉÒÔ·¢±í¶àƪÖ÷ÌûÄÚÈÝ

altertableBBSReply

addconstraintfk1_BBSReply_BBSTopicforeignkey(RTID)referencesBBSTopic(TID)--һƪÖ÷ÌûÄܹ»¶ÔÓ¦¶àÌõ»ØÌû

altertableBBSReply

addconstraintfk1_BBSReply_BBSUsersforeignkey(RUID)referencesBBSUsers(UID)--Ò»¸öÓû§¿ÉÒÔ·¢±í¶àÌõ»ØÌûÄÚÈÝ

altertableBBSTopic

addconstraintfk1_BBSTopic_BBSSectionforeignkey(tsid)referencesBBSSection(Sid)--Ò»¸ö°æ¿é¿ÉÒÔ°üº¬¶àƪÖ÷Ìû

altertableBBSReply

addconstraintfk1_BBSReply_BBSSectionforeignkey(RSID)referencesBBSSection(Sid)--Ò»¸ö°æ¿é¿ÉÒÔ°üº¬¶àƪ»ØÌû

altertableBBSSection

addconstraintfk1_BBSSection_BBSUsersforeignkey(SMasterID)referencesBBSUsers(Uid)--Ò»¸öÓû§¿ÉÒÔ¹ÜÀí¶à¸ö°æ¿é

--²åÈëÊý¾Ý

insert

intoBBSUsers(uid,uname,upassword,uemail,UBirthday,USex,UClass,UStatement,URegDate,UState,UPoint)

values('1001','ÕÅÁú','123456','1990@','1990-12-12','1','','ANGEL','2010-5-7','2','')

insert

intoBBSUsers(uid,uname,upassword,uemail,UBirthday,USex,UClass,UStatement,URegDate,UState,UPoint)

values('1002','ÍýÏëÕß','654321','1965@','1980-7-1','2','','ANGEL','2011-4-7','2','4')

insert

intoBBSUsers(uid,uname,upassword,uemail,UBirthday,USex,UClass,UStatement,URegDate,UState,UPoint)

values('1003','´Ì¿Í','158664','conao@','1997-1-03','2','','ANGEL','2009-5-7','2','3')

insert

intoBBSUsers(uid,uname,upassword,uemail,UBirthday,USex,UClass,UStatement,URegDate,UState,UPoint)

values('1004','»ÙÃð','175175','death@','1992-1-4','1','','ANGEL','2008-5-4','2','2')

insert

intoBBSUsers(uid,uname,upassword,uemail,UBirthday,USex,UClass,UStatement,URegDate,UState,UPoint)

values('1005','ħŮ','198755','sgg@','1994-1-4','1','','ANGEL','2000-12-12','1','100')

insert

intoBBSUsers(uid,uname,upassword,uemail,UBirthday,USex,UClass,UStatement,URegDate,UState,UPoint)

values('1006','ħÍõ','192445','dsfg@','1994-12-14','2','','fdfs','2000-12-12','1','97')

--Section

insert

intoBBSSection(SID,SName,SMasterID,SStatement,SClickCount,STopicCount)

values('01','¹àË®ÀÁ','1006','˵·Ï»°µÄµØ·½','5','5')

insert

intoBBSSection(SID,SName,SMasterID,SStatement,SClickCount,STopicCount)

values('02','ÓÎÏ·Ìü','1005','˵ÓÎÏ·µÄµØ·½','4','5')

--topic

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2001','01','1006','1','.....','ÎÒÊÇħÍõ','DEVILMAYCRY','2011-1-10','5','2011-6-24')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2002','01','1006','0','.....','¹àË®À´×Å~~','DEVILMAYCRY','2011-4-10','4','2011-6-28')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2003','01','1006','1','.....','¹àË®À´×Å1~~','DEVILMAYCRY','2011-1-10','3','2011-6-27')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2004','01','1006','0','.....','¹àË®À´×Å2~~','DEVILMAYCRY','2011-1-10','2','2011-6-26')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2005','01','1006','1','.....','¹àË®À´×Å3~~','DEVILMAYCRY','2011-4-10','1','2011-6-24')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2011','02','1001','1','.....','ÇóÖú','ÇëÎÊ¡£¡£¡£¡£','2011-1-11','6','2011-6-29')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2012','02','1002','0','.....','ÌÖÂÛ','DNºÃÍæ²»£¿','2011-1-11','7','2011-6-23')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2013','02','1003','0','.....','Ñо¿','ÄǸö¡£¡£¡£¡£','2011-2-11','8','2011-6-23')

insert

intoBBSTopic(tid,TSID,TUID,TReplyCount,TEmotion,TTopic,TContents,TTime,TClickCount,TLastClickT)

values('2014','02','1004','0','.....','ÎÒÊÇ´ò½´Ó͵Ä~','¾ÍÊÇÕâÑù¡£¡£¡£¡£','2011-1-21','1','2011-6-11')

--reply

insert

intoBBSReply(RID,RTID,RSID,RUID,REmotion,RTopic,RContents,RTime,RClickCount)

values('9001','2001','01','1004','¡£¡£¡£¡£','ÕâÑùµÄ','Èç´ËÈç´Ë£¬Õâ°ãÕâ°ã','2011-6-24','1')

insert

intoBBSReply(RID,RTID,RSID,RUID,REmotion,RTopic,RContents,RTime,RClickCount)

values('9002','2011','02','1002','¡£¡£¡£¡£','ÕâÑùµÄ','Èç´ËÈç´Ë£¬Õâ°ãÕâ°ã','2011-6-29','1')

insert

intoBBSReply(RID,RTID,RSID,RUID,REmotion,RTopic,RContents,RTime,RClickCount)

values('9003','2003','01','1005','¡£¡£¡£¡£','ÕâÑùµÄ','Èç´ËÈç´Ë£¬Õâ°ãÕâ°ã','2011-6-27','1')

insert

intoBBSReply(RID,RTID,RSID,RUID,REmotion,RTopic,RContents,RTime,RClickCount)

values('9004','2005','01','1005','¡£¡£¡£¡£','ÕâÑùµÄ','Èç´ËÈç´Ë£¬Õâ°ãÕâ°ã','2011-6-24','1')

--²é¿´½á¹û¼°½Øͼ

select*fromBBSUsers

select*fromBBSSection

select*fromBBSTopic

select*fromBBSReply

--²éѯԪÀÏ

selectunameasÐÕÃû,Uemailasµç×ÓÓʼþ,UregDateas×¢²áÈÕÆÚ

frombbsUsers

where--datediff(yyyy,uregdate,getdate())>2

dateadd(yyyy,2,uregdate)

 

--ΪÁËÈÃϸöÖ¸ÁîºÃ¿´ÇåЧ¹û£¬ÐÞ¸ÄÊý¾Ý

updatebbsUserssetUBirthday='1980-7-1'whereuid=1002

--²éѯ½ñÌì¹ýÉúÈÕµÄÓû§

selectunameÐÕÃû,uBirthday³öÉúÈÕÆÚ

frombbsUsers

where--datepart(mm,ubirthday)=datepart(mm,getdate())and

--datepart(dd,ubirthday)=datepart(dd,getdate())

day(getdate())=day(ubirthday)andmonth(getdate())=month(ubirthday)

--°´½µÐòÏÔʾËùÓÐÔªÀÏÓû§(×¢²áʱ¼ä³¬¹ý2Äê)µÄ»ý·ÖÇ°4Ãû

--ÐÕÃû/ÐÔ±ð/»ý·Ö/×¢²áÈÕÆÚ

selectunameasÐÕÃû,Uemailasµç×ÓÓʼþ,UregDateas×¢²áÈÕÆÚ,UPointas»ý·Ö

frombbsUsers

where--datediff(yyyy,uregdate,getdate())>2

dateadd(yyyy,2,uregdate)

orderbyUPointdesc

--ΪÁË·½±ã²éѯ£¬ÐÞ¸ÄÊý¾Ý

updatebbsUserssetUState='3'whereuid=1004

--²éѯËùÓÐÔÚÏßÓû§ºÍ½ûÑÔÓû§

select*

frombbsUsers

whereUState=1orUState=3

--°´»ØÌûʱ¼äµÄ½µÐòÏÔʾËùÓлØÌû±êÌâÓë»ØÌûʱ¼ä

selectRTopicas»ØÌû±êÌâ,RTimeas»ØÌûʱ¼ä

frombbsreply

orderbyRTimedesc

--ÁгöBBSTopic±íÖеã»÷´ÎÊý×î¸ßµÄÇ°5ÃûÌû×Ó

selecttop5TTopicasÖ÷Ìâ±êÌâ,TClickCountasÖ÷Ìùµã»÷´ÎÊý

frombbstopic

orderbyTClickCountdesc

--ÒòΪÊý¾ÝÔÒòÎÞ·¨ÏÔʾ£¬ÏȽøÐÐÊý¾ÝÐÞ¸Ä

updatebbstopicsetttime='2011-6-27'wheretid='2002'

updatebbstopicsetttime='2011-6-26'wheretid='2003'

updatebbstopicsetttime='2011-6-28'wheretid='2011'

updatebbstopicsetTLastClickT='2011-6-30'wheretid='2012'

updatebbstopicsetttime='2011-6-24'wheretid='2012'

--½üÒ»ÖÜÓû§·¢ÌûÅÅÃû

--¸ù¾ÝϵͳÈÕÆÚÏòÇ°ÍÆ7Ìì,Ö®Äڵķ¢ÌûÊýÅÅÃûÇ°2Ãû

--ÏÔʾÖÐÎÄÁÐÃû

selecttop2tuidasÓû§ID,count(*)as·¢ÌûÊý

frombbstopic

wheredatediff(dd,ttime,getdate())<=7

groupbytuid

--²éѯÓû§Ëù·¢Ìû×ÓµÄ×î¸ßºÍ×îµÍ»ØÌûÊý--bbsTopic

--Max()¡¢Min()¡¢°´Óû§ID·Ö×é

selecttuidasÓû§ID,max(TReplyCount)×î¶à»ØÌûÊý,min(TReplyCount)as×îµÍ»ØÌûÊý

frombbstopic

groupbytuid

--T-SQLÅú´¦Àí¿é

begin

--T-SQL±à³Ì

declare@minPointint--¶¨Òå±äÁ¿£¬±íʾԪÀÏ×îµÍ»ý·Ö

--²éѯËùÓÐÔªÀÏÓû§µÄ×îµÍ»ý·Ö,²¢¸³Öµ¸ø@minPoint

select@minPoint=min(upoint)frombbsUsers

wheredateadd(yyyy,2,uregdate)

--

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