92棋牌游戏下载

   6个月前 (09-19) 中国互联安全响应中心  Hbase
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92棋牌游戏下载SUIZHEHULIANWANGCHANYEDEPENGBOFAZHAN,ZAIHULIANWANGYINGYONGSHANGCHANSHENGDESHUJUYESHIYURIJUZENG。CHANSHENGDALIANGDEJIAOYIJILUHEXINGWEIJILU,TAMENDECUNFANGHEFENXISHIWOMENXUYAOMIANDUIDEWENTI。

终于明白为什么要“分库分表”了!

TUPIANLAIZI Pexels

LIRU:DANBIAOZHONGCHUXIANLE,DONGZHEBAIWANSHENZHIQIANWANJIBIEDESHUJU。“FENBIAOFENKU”JIUCHENGWEIJIEJUESHANGSHUWENTIDEYOUXIAOGONGJU。JINTIANHEDAJIAYIQIKANKAN,RUHEJINXINGFENBIAOFENKUYIJIQIJIANYUDAODEWENTIBA。

为什么会分表分库

SHUJUKUSHUJUHUISUIZHEYEWUDEFAZHANERBUDUANZENGDUO,YINCISHUJUCAOZUO,RUZENGSHANGAICHADEKAIXIAOYEHUIYUELAIYUEDA。

ZAIJIASHANGWULIFUWUQIDEZIYUANYOUXIAN(CPU、CIPAN、NEICUN、IO DENG)。ZUIZHONGSHUJUKUSUONENGCHENGZAIDESHUJULIANG、SHUJUCHULINENGLIDOUJIANGZAOYUPINGJING。

92棋牌游戏下载HUANJUHUASHUOXUYAOHELIDESHUJUKUJIAGOULAICUNFANGBUDUANZENGZHANGDESHUJU,ZHEIGEJIUSHIFENKUFENBIAODESHEJICHUZHONG。MUDEJIUSHIWEILEHUANJIESHUJUKUDEYALI,ZUIDAXIANDUTIGAOSHUJUCAOZUODEXIAOLV。

数据分表

RUGUODANBIAODESHUJULIANGGUODA,LIRUQIANWANJISHENZHIGENGDUO,NEIMEZAICAOZUOBIAODESHIHOUJIUHUIJIADAXITONGDEKAIXIAO。

92棋牌游戏下载MEICICHAXUNHUIXIAOHAOSHUJUKUDALIANGZIYUAN,RUGUOXUYAODUOBIAODELIANHECHAXUN,ZHEIZHONGLIESHIJIUGENGJIAMINGXIANLE。

92棋牌游戏下载YI MySQL WEILI,ZAICHARUSHUJUDESHIHOU,HUIDUIBIAOJINXINGJIASUO,FENWEIBIAOSUODINGHEXINGSUODING。

WULUNSHINAZHONGSUODINGFANGSHI,DOUYIWEIZHEQIANMIANYITIAOSHUJUZAICAOZUOBIAOHUOZHEXINGDESHIHOU,HOUMIANDEQINGQIUDOUZAIPAIDUI,DANGFANGWENLIANGZENGJIADESHIHOU,DOUHUIYINGXIANGSHUJUKUDEXIAOLV。

NEIMEJIRANYIDINGYAOFENBIAO,NEIMEMEIZHANGBIAOFENPEIDUODADESHUJULIANGBIJIAOHESHINI?ZHEILIJIANYIGENJUYEWUCHANGJINGHESHIJIQINGKUANGJUTIFENXI。

YIBANLAISHUO MySQL SHUJUKUDANBIAOJILUZUIHAOKONGZHIZAI 500 WANTIAO(ZHEISHIGEJINGYANSHUZI)。JIRANXUYAOJIANGSHUJUCONGYIGEBIAOFENBIECUNFANGDAODUOGEBIAOZHONG,NEIMELAIKANKANXIAMIANLIANGZHONGFENBIAOFANGSHIBA。

垂直分表

92棋牌游戏下载GENJUYEWUBAYIGEBIAOZHONGDEZIDUAN(Field)FENDAOBUTONGDEBIAOZHONG。ZHEIXIEBEIFENCHUQUDESHUJUTONGCHANGGENJUYEWUXUYAO,LIRUFENCHUQUYIXIEBUSHIJINGCHANGSHIYONGDEZIDUAN,YIXIEZHANGDUJIAOZHANGDEZIDUAN。

92棋牌游戏下载YIBANBEICHAIFENDEBIAODEZIDUANSHUBIJIAODUO。ZHUYAOSHIBIMIANCHAXUNDESHIHOUCHUXIANYINWEISHUJULIANGDAERZAOCHENGDE“KUAYE”WENTI。

92棋牌游戏下载YIBANZHEIZHONGCHAIFENZAISHUJUKUSHEJIZHICHUJIUHUIKAOLV,JINLIANGZAIXITONGSHANGXIANZHIQIANKAOLVDIAOZHENG。YIJINGSHANGXIANDEXIANGMU,ZUOZHEIZHONGCAOZUOSHIYAOSHENZHONGKAOLVDE。

水平分表

JIANGYIGEBIAOZHONGDESHUJU,ANZHAOGUANJIANZI(LIRU:ID)(HUOQU Hash ZHIHOU)DUIYIGEJUTIDESHUZIQUMO,DEDAODEYUSHUJIUSHIXUYAOCUNFANGDAODEXINBIAODEWEIZHI。

终于明白为什么要“分库分表”了!

92棋牌游戏下载YONG ID QUMODEFENBIAOFANGSHIFENPEIJILU

ID FENBIEWEI 01-04 DESITIAOJILU,RUGUOFENPEIDAO 3 GEBIAOZHONG,NEIMEDUI 3 QUMODEDAODEYUSHUFENBIESHI:

92棋牌游戏下载ID:01 DUI 3 QUMOYUSHUWEI 1 ,CUNDAO“BIAO 1”。

ID:02 DUI 3 QUMOYUSHUWEI 2 ,CUNDAO“BIAO 2”。

92棋牌游戏下载ID:03 DUI 3 QUMOYUSHUWEI 3 ,CUNDAO“BIAO 3”。

ID:04 DUI 3 QUMOYUSHUWEI 1 ,CUNDAO“BIAO 1”。

DANGRANZHEILIZHISHIYIGELIZI,SHIJIQINGKUANGXUYAODUI ID ZUO Hash ZHIHOUZAIJISUAN。TONGSHIHAIKEYIZHENDUIBUTONGBIAOSUOZAIDEBUTONGDESHUJUKUDEZIYUANLAISHEZHICUNCHUSHUJUDEDUOSHAO。ZHENDUIMEIGEBIAOSUOZAIDEKUDEZIYUANSHEZHIQUANZHI。

YONGZHEIZHONGFANGSHICUNFANGSHUJUYIHOU,ZAIFANGWENJUTISHUJUDESHIHOUXUYAOTONGGUOYIGE Mapping Table HUOQUDUIYINGYAOXIANGYINGDESHUJULAIZINAGESHUJUBIAO。MUQIANBIJIAOLIUXINGDESHUJUKUZHONGJIANJIANYIJINGBANGZHUWOMENSHIXIANLEZHEIBUFENDEGONGNENG。

YEJIUSHISHUOBUYONGDAJIAZIJIQUJIANLIZHEIGE Mapping Table,ZAIZUOCHAXUNDESHIHOUZHONGJIANJIANBANGZHUNISHIXIANLE Mapping Table DEGONGNENG。SUOYI,WOMENZHEILIZHIXUYAOLEJIEQISHIXIANYUANLIJIUKEYILE。

终于明白为什么要“分库分表”了!

Mapping Table XIEZHUFENBIAO

92棋牌游戏下载SHUIPINGCHAIFENHAIYOUYIZHONGQINGKUANGSHIGENJUSHUJUCHANSHENGDEQIANHOUSHUNXULAICHAIFENCUNFANG。LIRU,ZHUBIAOZHICUNFANGZUIJIN 2 GEYUEDEXINXI,QITABIJIAOLAOJIUDEXINXICHAIFENDAOQITADEBIAOZHONG。TONGGUOSHIJIANLAIZUOSHUJUQUFEN。GENGYOUSHENZHESHITONGGUOFUWUDEDIYULAIZUOSHUJUQUFENDE。

终于明白为什么要“分库分表”了!

ANZHAOSHIJIANZUODESHUJUFENBIAO

XUYAOZHUYIDESHIYOUYUFENBIAOZAOCHENGYIXILIEJILUJIBIEDEWENTI,LIRU Join HE ID SHENGCHENG,SHIWUCHULI,TONGSHICUNZAIZHEIXIEBIAOXUYAOKUASHUJUKUDEKENENGXING:

92棋牌游戏下载Join:XUYAOZUOLIANGCICHAXUN,BALIANGCICHAXUNDEJIEGUOZAIYINGYONGCENGZUOHEBING。ZHEIZHONGZUOFASHIZUIJIANDANDE,ZAIYINGYONGCENGSHEJIDESHIHOUXUYAOKAOLV。

ID:KEYISHIYONG UUID,HUOZHEYONGYIZHANGBIAOLAICUNFANGSHENGCHENGDE Sequence,BUGUOXIAOLVDOUBUSUANGAO。UUID SHIXIANQILAIBIJIAOFANGBIAN,DANSHIZHANYONGDEKONGJIANBIJIAODA。

Sequence BIAODEFANGSHIJIESHENGLEKONGJIAN,DANSHISUOYOUDE ID DOUYILAIYUDANBIAO。ZHEILIJIESHAOYIGEDACHANGYONGDE Snowflake DEFANGSHI。

Snowflake SHI Twitter KAIYUANDEFENBUSHI ID SHENGCHENGSUANFA,JIEGUOSHIYIGE long XINGDE ID。

92棋牌游戏下载QIHEXINSIXIANGSHI:SHIYONG 41bit ZUOWEIHAOMIAOSHU,10bit ZUOWEIJIQIDE ID(5 GE bit SHISHUJUZHONGXIN,5 GE bit DEJIQI ID),12bit ZUOWEIHAOMIAONEIDELIUSHUIHAO(YIWEIZHEMEIGEJIEDIANZAIMEIHAOMIAOKEYICHANSHENG 4096 GE ID),ZUIHOUHAIYOUYIGEFUHAOWEI,YONGYUANSHI 0。

终于明白为什么要“分库分表”了!

92棋牌游戏下载Snowflake SHIYITU

PAIXU/FENYE:SHUJUFENPEIDAOSHUIPINGDEJIGEBIAOZHONGDESHIHOU,ZUOPAIXUHEFENYEHUOZHEYIXIEJIHECAOZUOSHIBURONGYIDE。

ZHEILIGENJUJINGYANJIESHAOLIANGZHONGFANGFA。DUIFENBIAODESHUJUXIANJINXINGPAIXU/FENYE/JUHE,ZAIJINXINGHEBING。DUIFENBIAODESHUJUXIANJINXINGHEBINGZAIZUOPAIXU/FENYE/JUHE。

92棋牌游戏下载SHIWU:CUNZAIFENBUSHISHIWUDEKENENG,XUYAOKAOLVBUCHANGSHIWUHUOZHEYONG TCC(Try Confirm Cancel)XIEZHUWANCHENG,ZHEIBUFENDENEIRONGWOMENXIAMIANHUIWEIDAJIAJIESHAO。

数据分库

92棋牌游戏下载SHUOWANLEFENBIAO,ZAILAITANTANFENKU。MEIGEWULISHUJUKUZHICHISHUJUDOUSHIYOUXIANDE,MEIYICIDESHUJUKUQINGQIUDOUHUICHANSHENGYICISHUJUKULIANJIE,DANGYIGEKUWUFAZHICHIGENGDUOFANGWENDESHIHOU,WOMENHUIBAYUANLAIDEDANGESHUJUKUFENCHENGDUOGE,BANGZHUFENDANYALI。

92棋牌游戏下载ZHEILIYOUJILEIFENKUDEYUANZE,KEYIGENJUJUTICHANGJINGJINXINGXUANZE:

GENJUYEWUBUTONGFENKU,ZHEIZHONGQINGKUANGDOUHUIBAZHUYINGYEWUHEQITAGONGNENGFENKAI。LIRUKEYIFENWEIDINGDANSHUJUKU,HESUANSHUJUKU,PINGLUNSHUJUKU。

92棋牌游戏下载GENJULENGRESHUJUJINXINGFENKU,YONGSHUJUFANGWENPINLVLAIHUAFEN,LIRU:JINYIGEYUEDEJIAOYISHUJUSHUYUGAOPINSHUJU,2-6 GEYUEDEJIAOYISHUJUSHUYUZHONGPINSHUJU,DAYU 6 GEYUEDESHUJUSHUYUDIPINSHUJU。

GENJUFANGWENSHUJUDEDIYU/SHIJIANFANWEIJINXINGFENKU。

终于明白为什么要“分库分表”了!

DANGEBIAOHUIFENDAOBUTONGDESHUJUKUZHONG

TONGCHANGSHUJUFENKUZHIHOU,MEIYIGESHUJUKUBAOHANDUOGESHUJUBIAO,DUOGESHUJUKUHUIZUCHENGYIGE Cluster/Group,TIGAOLESHUJUKUDEKEYONGXING,BINGQIEKEYIBADUXIEZUOFENLI。

92棋牌游戏下载Master KUZHUYAOFUZEXIECAOZUO,Slave KUZHUYAOFUZEDUCAOZUO。ZAIYINGYONGFANGWENSHUJUKUDESHIHOUHUITONGGUOYIGEFUZAIJUNHENGDAILI,TONGGUOPANDUANDUXIECAOZUOBAQINGQIULUYOUDAODUIYINGDESHUJUKU。

92棋牌游戏下载RUGUOSHIDUCAOZUO,YEHUIGENJUSHUJUKUSHEZHIDEQUANZHONGHUOZHEPINGJUNFENPEIQINGQIU。LINGWAI,HAIYOUSHUJUKUJIANKANGJIANKONGJIZHI,DINGSHIFASONGXINTIAOJIANCESHUJUKUDEJIANKANGZHUANGKUANG。

RUGUO Slave CHUXIANWENTI,HUIQIDONGRONGDUANJIZHITINGZHIDUIQIDEFANGWEN;RUGUO Master CHUXIANWENTI,TONGGUOXUANJUJIZHIXUANZEXINDE Master DAITI。

终于明白为什么要“分库分表”了!

ZHUCONGSHUJUKUJIANTU

数据库扩容

92棋牌游戏下载FENKUZHIHOUDESHUJUKUHUIYUDAOSHUJUKUORONGHUOZHESHUJUQIANYIDEQINGKUANG。ZHEILITUIJIANLIANGZHONGSHUJUKUKUORONGDEFANGAN。

主从数据库扩容

WOMENZHEILIJIASHEYOULIANGGESHUJUKUJIQUN,MEIGEJIQUNFENBIEYOU M1 S1 HE M2 S2 HUWEIZHUBEI。

终于明白为什么要“分库分表”了!

LIANGGESHUJUKUJIQUNSHIYITU

YOUYU M1 HE S1 HUWEIZHUBEISUOYISHUJUSHIYIYANGDE,M2 HE S2 TONGYANG。BAYUANYOUDE ID %2 MOSHIQIEHUANCHENG ID %4 MOSHI,YEJIUSHIBALIANGGESHUJUJIQUNKUOCHONGDAO 4 GESHUJUKUJIQUN。

FUZAIJUNHENGQIZHIJIEBASHUJULUYOUDAOYUANLAILIANGGE S1 HE S2 SHANGMIAN,TONGSHI S1 HE S2 HUITINGZHIYU M1 HE M2 DESHUJUTONGBU,DANDUZUOWEIZHUKU(XIECAOZUO)CUNZAI。

92棋牌游戏下载ZHEIXIEXIUGAIBUXUYAOZHONGQISHUJUKUFUWU,ZHIXUYAOXIUGAIDAILIPEIZHIJIUKEYIWANCHENG。YOUYU M1 M2 S1 S2 ZHONGHUICUNZAIYIXIERONGYUDESHUJU,KEYIHOUTAIQIFUWUJIANGZHEIXIERONGYUSHUJUSHANCHU,BUHUIYINGXIANGSHUJUSHIYONG。

终于明白为什么要“分库分表”了!

LIANGGEJIQUNZHONGDELIANGGEZHUCONG,FENBIEKUOZHANCHENGSIGEJIQUNZHONGDESIGEZHUJI

CISHI,ZAIKAOLVSHUJUKUKEYONGXING,JIANGKUOZHANHOUDE 4 GEZHUKUJINXINGZHUBEICAOZUO,ZHENDUIMEIGEZHUKUDOUJIANLIDUIYINGDECONGKU,QIANZHEFUZEXIECAOZUO,HOUZHEFUZEDUCAOZUO。XIACIRUGUOXUYAOKUORONGYEKEYIANZHAOLEISIDECAOZUOJINXING。

终于明白为什么要“分库分表”了!

CONGLIANGGEJIQUNKUOZHANCHENGSIGEJIQUN

双写数据库扩容

ZAIMEIYOUSHUJUKUZHUCONGPEIZHIDEQINGKUANGXIADEKUORONG,JIASHEYOUSHUJUKU M1 M2 RUXIATU:

终于明白为什么要“分库分表”了!

扩展前的两个主库

92棋牌游戏下载XUYAODUIMUQIANDELIANGGESHUJUKUZUOKUORONG,KUORONGZHIHOUSHI 4 GEKURUXIATU。XINZENGDEKUSHI M3,M4 LUYOUDEFANGSHIFENBIESHI ID%2=0 HE ID%2=1。

终于明白为什么要“分库分表”了!

新增两个主库

ZHEIGESHIHOUXINDESHUJUHUITONGSHIJINRU M1 M2 M3 M4 SIGEKUZHONG,ERLAOSHUJUDESHIYONGYIJIUCONG M1 M2 ZHONGHUOQU。

92棋牌游戏下载YUCITONGSHI,HOUTAIFUWUDUI M1 M3,M2 M4 ZUOSHUJUTONGBU,JIANYIXIANZUOQUANLIANGTONGBUZAIZUOSHUJUXIAOYAN。

终于明白为什么要“分库分表”了!

老库给新库做数据同步

DANGWANCHENGSHUJUTONGBUZHIHOU,SIGEKUDESHUJUBAOCHIYIZHILE,XIUGAIFUZAIJUNHENGDAILIDEPEIZHIWEI ID%4 DEMOSHI。CISHIKUORONGJIUWANCHENGLE,CONGYUANLAIDE 2 GESHUJUKUKUOZHANCHENG 4 GESHUJUKU。

DANGRANHUICUNZAIBUFENDESHUJURONGYU,XUYAOXIANGSHANGMIANYIGEFANGANYIYANGTONGGUOHOUTAIFUWUSHANCHUZHEIXIERONGYUSHUJU,SHANCHUDEGUOCHENGBUHUIYINGXIANGYEWU。

终于明白为什么要“分库分表”了!

SHUJUTONGBUYIHOUZUO Hash QIEFEN

分布式事务原理

92棋牌游戏下载JIAGOUSHEJIDEFENBIAOFENKUDAILAIDEJIEGUOSHIWOMENBUDEBUKAOLVFENBUSHISHIWU,JINTIANWOMENLAIKANKANFENBUSHISHIWUXUYAOJIZHUNALIANGGEYUANLI。

CAP

HULIANWANGYINGYONGDADUOHUISHIYONGFENBIAOFENKUDECAOZUO,ZHEIGESHIHOUYEWUDAIMAHENKENENGHUITONGSHIFANGWENLIANGGEBUTONGDESHUJUKU,ZUOBUTONGDECAOZUO。TONGSHIZHEILIANGGECAOZUOYOUKENENGFANGZAITONGYIGESHIWUZHONGCHULI。

终于明白为什么要“分库分表”了!

92棋牌游戏下载ZHEILIYINCHUFENBUSHIXITONGDE CAP LILUN,TABAOKUOYIXIASANGESHUXING:

YIZHIXING(Consistency):FENBUSHIXITONGZHONGDESUOYOUSHUJU,TONGYISHIKEYOUTONGYANGDEZHI。

YEWUDAIMAWANGSHUJUKU 01 ZHEIGEJIEDIANXIERUJILU A,SHUJUKU 01 BA A JILUTONGBUDAOSHUJUKU 02,YEWUDAIMAZAICONGSHUJUKU 02 ZHONGDUCHUDEJILUYESHI A。NEIMELIANGGESHUJUKUCUNFANGDESHUJUJIUSHIYIZHIDE。

终于明白为什么要“分库分表”了!

YIZHIXINGJIANTU

92棋牌游戏下载KEYONGXING(Availability):FENBUSHIXITONGZHONGYIBUFENJIEDIANCHUXIANGUZHANG,FENBUSHIXITONGRENGJIUKEYIXIANGYINGYONGHUDEQINGQIU。

92棋牌游戏下载JIASHESHUJUKU 01 HE 02 TONGSHICUNFANGJILU A,YOUYUSHUJUKU 01 GUADIAOLE,YEWUDAIMABUNENGCONGZHONGHUOQUSHUJU。

NEIMEYEWUDAIMAKEYICONGSHUJUKU 02 ZHONGHUOQUJILU A。YEJIUSHIZAIJIEDIANCHUXIANWENTIDESHIHOU,HAIBAOZHENGSHUJUDEKEYONGXING。

终于明白为什么要“分库分表”了!

KEYONGXINGJIANTU

92棋牌游戏下载FENQURONGCUOXING(Partition tolerance):JIASHELIANGGESHUJUKUJIEDIANFENBIEZAILIANGGEQU,ERLIANGGEQUDETONGXUNFASHENGLEWENTI。JIUBUNENGDACHENGSHUJUYIZHI,ZHEIJIUSHIFENQUDEQINGKUANG,WOJIUXUYAOCONG C HE A ZHIJIANZUOCHUXUANZE。

92棋牌游戏下载SHIXUANZEKEYONGXING(A),HUOQUQIZHONGYIGEQUDESHUJU。HAISHIXUANZEYIZHIXING(C),DENGDAILIANGGEQUDESHUJUTONGBULEZAIQUHUOQUSHUJU。

ZHEIZHONGQINGKUANGDEQIANTISHILIANGGEJIEDIANDETONGXUNSHIBAILE,XIERUSHUJUKU 01 JILUDESHIHOU,XUYAOSUOZHUSHUJUKU 02 JILUBURANGQITADEYEWUDAIMAXIUGAI,ZHIDAOSHUJUKU 01 JILUWANCHENGXIUGAI。YINCI C HE A ZAICIKESHIMAODUNDE。LIANGZHEBUNENGJIANDE。

终于明白为什么要“分库分表”了!

FENQURONGCUOJIANTU

BASE

92棋牌游戏下载Base YUANLIGUANGFANYINGYONGZAISHUJULIANGDA,GAOBINGFADEHULIANWANGCHANGJING。YIQILAIKANKANDOUBAOHANNAXIE:

JIBENKEYONG(Basically Available): BUHUIYINWEIMOUGEJIEDIANCHUXIANWENTIJIUYINGXIANGYONGHUDEQINGQIU。

92棋牌游戏下载JISHIZAILIULIANGJIZENGDEQINGKUANGXIA,YEHUIKAOLVTONGGUOXIANLIUJIANGJIDEBANFABAOZHENGYONGHUDEQINGQIUSHIKEYONGDE。

BIRU,DIANSHANGXITONGZAILIULIANGJIZENGDESHIHOU,ZIYUANHUIXIANGHEXINYEWUQINGXIE,QITADEYEWUJIANGJICHULI。

RUANZHUANGTAI( Soft State):YITIAOSHUJURUGUOCUNZAIDUOGEFUBEN,YUNXUFUBENZHIJIANTONGBUDEYANCHI,ZAIJIAODUANSHIJIANNEINENGGOURONGRENBUYIZHI。ZHEIGEZHENGZAITONGBUBINGQIEHAIMEIYOUWANCHENGTONGBUDEZHUANGTAICHENGWEIRUANZHUANGTAI。

终于明白为什么要“分库分表”了!

ZUIZHONGYIZHIXING( Eventual Consistency):ZUIZHONGYIZHIXINGSHIXIANGDUIYUQIANGYIZHIXINGLAISHUODE,QIANGYIZHIXINGSHIYAOBAOZHENGSUOYOUDESHUJUDOUSHIYIZHIDE,SHISHISHITONGBU。

ERZUIZHONGYIZHIXINGHUIRONGRENYIXIAODUANSHIJIANSHUJUDEBUYIZHI,DANGUOLEZHEIDUANSHIJIANYIHOUSHUJUHUIBAOZHENGYIZHI。QIBAOHANYIXIAJIZHONG“YIZHIXING”:

①因果一致性(Causal Consistency)

92棋牌游戏下载RUGUOYOULIANGGEJINCHENG 1 HE 2 DOUDUIBIANLIANG X JINXINGCAOZUO,“JINCHENG 1” XIERUBIANLIANG X,“JINCHENG 2”XUYAODUQUBIANLIANG X,RANHOUYONGZHEIGE X LAIJISUAN X+2。

ZHEILI“JINCHENG 1”HE“JINCHENG 2” DECAOZUOJIUCUNZAIYINGUOGUANXI。“JINCHENG 2” DEJISUANYILAIYUJINCHENG 1 XIERUDE X,RUGUOMEIYOU X DEZHI,“JINCHENG 2”WUFAJISUAN。

终于明白为什么要“分库分表”了!

LIANGGEJINCHENGDUITONGYIBIANLIANGJINXINGCAOZUO

②读己之所写(Read Your Writes)

“JINCHENG 1”XIERUBIANLIANG X ZHIHOU,GAIJINCHENGKEYIHUOQUZIJIXIERUDEZHEIGEZHI。

终于明白为什么要“分库分表”了!

JINCHENGXIERUDEZHIDETONGSHIHUOQUZHI

③会话一致性(Session Consistency)

RUGUOYIGEHUIHUAZHONGSHIXIANLAIDUJIZHISUOXIE。YIDANSHUJUGENGXIN,KEHUDUANZHIYAOZAITONGYIGEHUIHUAZHONGJIUKEYIKANDAOZHEIGEGENGXINDEZHI。

终于明白为什么要“分库分表”了!

92棋牌游戏下载DUOJINCHENGZAITONGYIHUIHUAXUYAOKANDAOXIANGTONGDEZHI

④单调写一致性(Monotonic Write Consistency)

92棋牌游戏下载“JINCHENG 1”RUGUOYOUSANGECAOZUOFENBIESHI 1,2,3。“JINCHENG 2”YOULIANGGECAOZUOFENBIESHI 1,2。DANGJINCHENGQINGQIUXITONGSHI,XITONGHUIBAOZHENGANZHAOJINCHENGZHONGCAOZUODEXIANHOUSHUNXULAIZHIXING。

终于明白为什么要“分库分表”了!

92棋牌游戏下载DUOJINCHENGDUOCAOZUOTONGGUODUILIEFANGSHIZHIXING

分布式事务方案

92棋牌游戏下载SHUOWANLEFENBUSHIDEYUANLI,ZAILAITIYIXIAFENBUSHIDEFANGAN。YOUYUSUOCHUCHANGJINGBUYIYANG,SUOYIFANGANYEGEYOUBUTONG,ZHEILIJIESHAOLIANGZHONGBIJIAOLIUXINGDEFANGAN,LIANGDUANSHIHE TCC(Try,Confirm,Cancel)。

两阶段提交

92棋牌游戏下载GUMINGSIYI,SHIWUHUIJINXINGLIANGCITIJIAO。ZHEILIXUYAOJIESHAOLIANGGEGAINIAN,YIGESHISHIWUXIEDIAOZHE,YEJIAOSHIWUGUANLIQI。

TASHIYONGLAIXIEDIAOSHIWUDE,SUOYOUSHIWUSHENMESHIHOUZHUNBEIHAOLE,SHENMESHIHOUKEYITIJIAOLE,DOUYOUTALAIXIEDIAOHEGUANLI。

LINGYIGESHICANYUZHE,YEJIAOZIYUANGUANLIQI。TAZHUYAOSHIFUZECHULIJUTISHIWUDE,GUANLIZHEXUYAOCHULIDEZIYUAN。LIRU:DINGPIAOYEWU,KOUKUANYEWU。

92棋牌游戏下载DIYIJIEDUAN(ZHUNBEIJIEDUAN):SHIWUXIEDIAOZHE(SHIWUGUANLIQI)JIMEIGECANYUZHE(ZIYUANGUANLIQI)FASONG Prepare XIAOXI,FAZHEIGEXIAOXIDEMUDESHIWEN“DAJIASHIBUSHIDOUZHUNBEIHAOLE,WOMENMASHANGJIUYAOZHIXINGSHIWULE”。

CANYUZHEHUIGENJUZISHENYEWUHEZIYUANQINGKUANGJINXINGJIANCHA,RANHOUJICHUFANKUI。ZHEIGEJIANCHAGUOCHENGGENJUYEWUNEIRONGBUTONGERBUTONG。

92棋牌游戏下载LIRU:DINGPIAOYEWU,JIUYAOJIANCHASHIFOUYOUSHENGYUPIAO。KOUKUANYEWUJIUYAOJIANCHA,YUESHIFOUZUGOU。YIDANJIANCHATONGGUOLECAINENGFANHUIJIUXU(Ready)XINXI。

FOUZE,SHIWUJIANGZHONGZHI,BINGQIEDENGDAIXIACIXUNWEN。YOUYUZHEIXIEJIANCHAXUYAOZUOYIXIECAOZUO,ZHEIXIECAOZUOKENENGZAIZHIHOUHUIGUNSHIYONGDAO,SUOYIXUYAOXIE redo HE undo RIZHI,DANGSHIWUSHIBAIZHONGSHI,HUOZHESHIWUSHIBAIHUIGUNDESHIHOUSHIYONG。

DIERJIEDUAN(TIJIAOJIEDUAN):RUGUOXIEDIAOZHESHOUDAOLECANYUZHESHIBAIHUOZHECHAOSHIDEXIAOXI,HUIJICANYUZHEFASONGHUIGUN(rollback)XIAOXI;FOUZE,FASONGTIJIAO(commit)XIAOXI。LIANGZHONGQINGKUANGCHULIRUXIA:

QINGKUANG 1,DANGSUOYOUCANYUZHEJUNFANKUI yes,TIJIAOSHIWU:

XIEDIAOZHEXIANGSUOYOUCANYUZHEFACHUZHENGSHITIJIAOSHIWUDEQINGQIU(JI commit QINGQIU)。

CANYUZHEZHIXING commit QINGQIU,BINGSHIFANGZHENGGESHIWUQIJIANZHANYONGDEZIYUAN。

GECANYUZHEXIANGXIEDIAOZHEFANKUI ack(YINGDA)WANCHENGDEXIAOXI。

92棋牌游戏下载XIEDIAOZHESHOUDAOSUOYOUCANYUZHEFANKUIDE ack XIAOXIHOU,JIWANCHENGSHIWUTIJIAO。

92棋牌游戏下载QINGKUANG 2,DANGYOUYIGECANYUZHEFANKUI no,HUIGUNSHIWU:

92棋牌游戏下载XIEDIAOZHEXIANGSUOYOUCANYUZHEFACHUHUIGUNQINGQIU(JI rollback QINGQIU)。

CANYUZHESHIYONGDIYIJIEDUANZHONGDE undo XINXIZHIXINGHUIGUNCAOZUO,BINGSHIFANGZHENGGESHIWUQIJIANZHANYONGDEZIYUAN。

92棋牌游戏下载GECANYUZHEXIANGXIEDIAOZHEFANKUI ack WANCHENGDEXIAOXI。

XIEDIAOZHESHOUDAOSUOYOUCANYUZHEFANKUIDE ack XIAOXIHOU,JIWANCHENGSHIWU。

终于明白为什么要“分库分表”了!

92棋牌游戏下载LIANGGEJIEDUANTIJIAOSHIWUSHIYITU

TCC(Try,Confirm,Cancel)

DUIYUYIXIEYAOQIUGAOYIZHIXINGDEFENBUSHISHIWU,LIRU:ZHIFUXITONG,JIAOYIXITONG,WOMENHUICAIYONG TCC。

92棋牌游戏下载TABAOKUO,Try CHANGSHI,Confirm QUEREN,Cancel QUXIAO。KANXIAMIANYIGELIZINENGFOUBANGZHUDAJIALIJIE。

JIASHEWOMENYOUYIGEZHUANZHANGFUWU,XUYAOBA“A YINXING”“A ZHANGHU”ZHONGDEQIANFENBIEZHUANDAO“BYINXING”“B ZHANGHU”HE“C YINXING”“C ZHANGHU”ZHONGQU。

JIASHEZHEISANGEYINXINGDOUYOUGEZIDEZHUANZHANGFUWU,NEIMEZHEICIZHUANZHANGSHIWUJIUXINGCHENGLEYICIFENBUSHISHIWU。

WOMENLAIKANKANYONG TCC DEFANGSHIRUHEJIEJUE:

终于明白为什么要“分库分表”了!

ZHUANZHANGYEWUSHIYITU

SHOUXIANSHI Try JIEDUAN,ZHUYAOJIANCEZIYUANSHIFOUKEYONG,LIRUJIANCHAZHANGHUYUESHIFOUZUGOU,HUANCUN,SHUJUKU,DUILIESHIFOUKEYONGDENGDENG。

BINGBUZHIXINGJUTIDELUOJI。RUSHANGTU,ZHEILICONG“A ZHANGHU”ZHUANCHUZHIQIANYAOJIANCHA,ZHANGHUDEZONGJINESHIFOUDAYU 100,BINGQIEJILUZHUANCHUJINEHESHENGYUJINE。

92棋牌游戏下载DUIYU“B ZHANGHU”HE“C ZHANGHU”LAISHUOXUYAOZHIDAOZHANGHUYUANYOUZONGJINEHEZHUANRUDEJINE,CONGERKEYIJISUANZHUANRUHOUDEJINE。

92棋牌游戏下载ZHEILIDEJIAOYISHUJUKUSHEJICHULEYOUJINEZIDUAN,HAIYAOYOUZHUANCHUJINEHUOZHEZHUANRUJINEDEZIDUAN,ZAI Cancel HUIGUNDESHIHOUSHIYONG。

终于明白为什么要“分库分表”了!

Try JIEDUANSHIYITU

92棋牌游戏下载RUGUO Try JIEDUANCHENGGONG,NEIMEJIUJINRU Confirm JIEDUAN,YEJIUSHIZHIXINGJUTIDEYEWULUOJI。

ZHEILICONG“A ZHANGHU”ZHUANCHU 100 YUANCHENGGONG,SHENGYUZONGJINE=220-100=120,BAZHEIGESHENGYUJINEXIERUDAOZONGJINEZHONGBAOCUN,BINGQIEBAJIAOYIDEZHUANGTAISHEZHIWEI“ZHUANZHANGCHENGGONG”。

“B ZHANGHU”HE“C ZHANGHU”FENBIESHEZHIZONGJINEWEI 80=50+30 HE 130=60+70,YEBAJIAOYIZHUANGTAISHEZHIWEI“ZHUANZHANGCHENGGONG”。ZEZHENGGESHIWUWANCHENG。

终于明白为什么要“分库分表”了!

92棋牌游戏下载Confirm JIEDUANSHIYITU

RUGUO Try JIEDUANMEIYOUCHENGGONG,NEIMEFUWU A B C DOUYAOZUOHUIGUNDECAOZUO。DUIYU“AZHANGHU”LAISHUOXUYAOBAKOUCHUDE 100 YUANJIAHUI,SUOYIZONGJINE 220=120+100。

92棋牌游戏下载NEIME“B FUWU”HE“C FUWU”XUYAOBARUZHANGDEJINECONGZONGJINELIMIANJIANQU,YEJIUSHI 50=80-30 HE 60=130-70。

终于明白为什么要“分库分表”了!

92棋牌游戏下载Cancel JIEDUANSHIYITU

TCC 接口实现

ZHEILIXUYAOZHUYIDESHI,XUYAOZHENDUIMEIGEFUWUQUSHIXIAN Try,Confirm,Cancel SANGEJIEDUANDEDAIMA。

92棋牌游戏下载LIRUSHANGMIANSUOSHUODEJIANCHAZIYUAN,ZHIXINGYEWU,HUIGUNYEWUDENGCAOZUO。MUQIANYOUHENDUOKAIYUANDEJIAGOULIRU:ByteTCC、TCC-transaction KEYIJIEJIAN。

终于明白为什么要“分库分表”了!

TCC SHIXIANJIEKOUSHIYITU

TCC 可靠性

92棋牌游戏下载TCC TONGGUOJILUSHIWUCHULIRIZHILAIBAOZHENGKEKAOXING。YIDAN Try,Confirm,Cancel CAOZUODESHIHOUFUWUGUADIAOHUOZHECHUXIANYICHANG,TCC HUITIGONGZHONGSHIJIZHI。LINGWAIRUGUOFUWUCUNZAIYIBUDEQINGKUANGKEYICAIYONGXIAOXIDUILIEDEFANGSHITONGXINBAOCHISHIWUYIZHI。

终于明白为什么要“分库分表”了!

ZHONGSHIJIZHISHIYITU

分库表中间件介绍

RUGUOJUEDEFENBIAOFENKUZHIHOU,XUYAOKAOLVDEWENTIHENDUO,KEYISHIYONGSHIMIANSHANGDEXIANCHENGDEZHONGJIANJIANBANGWOMENSHIXIAN。

92棋牌游戏下载ZHEILIJIESHAOJIGEBIJIAOCHANGYONGDEZHONGJIANJIAN:

JIYUDAILIFANGSHIDEYOU MySQL Proxy HE Amoeba。

JIYU Hibernate KUANGJIADEYOU Hibernate Shards。

JIYU JDBC DEYOUDANGDANG Sharding-JDBC。

JIYU MyBatis DELEISI Maven CHAJIANSHIDEMOGUJIE TSharding。

LINGWAIZHEZHONGJIESHAO Sharding-JDBC DEJIAGOU,TADEGOUCHENGHE“FUWUZHUCEZHONGXIN”HENXIANG。

Sharding-JDBC HUITIGONGYIGE Sharding-Proxy ZUODAILI,TAHUILIANJIEYIGEZHUCEZHONGXIN(registry center),YIDANSHUJUKUDEJIEDIANGUAJIEDAOXITONGZHONG,HUIZAIZHEIGEZHONGXINZHUCE,TONGSHIYEHUIJIANKONGSHUJUKUDEJIANKANGZHUANGKUANGZUOXINTIAOJIANCE。

ER Sharding-Proxy BENSHENZAIYEWUDAIMA(Business Code)QINGQIUSHUJUKUDESHIHOUKEYIXIEZHUZUOFUZAIJUNHENGHELUYOU。

TONGSHI Sharding-Proxy BENSHENYEKEYIZHICHIBEI MySQL Cli HE MySQL Workbench CHAKAN。

SHIJISHANGRUGUOWOMENLIJIELEFENBIAOFENKUDEYUANLIZHIHOU,SHIXIANBINGBUNAN,HENDUODACHANGDOUTIGONGLECHANPIN。

终于明白为什么要“分库分表”了!

92棋牌游戏下载Sharding-Proxy SHIXIANYUANLITU

总结

YINWEISHUJULIANGDESHANGSHENG,WEILETIGAOXINGNENGHUIDUIXITONGJINXINGFENBIAOFENKU。CONGFENBIAOLAISHUO,YOUSHUIPINGFENBIAOHECHUIZHIFENBIAOLIANGZHONGFANGSHI。

92棋牌游戏下载KEYIGENJUYEWU,LENGRESHUJUDENGLAIJINXINGFENKU,FENKUYIHOUTONGGUOZHUCONGKULAISHIXIANDUXIEFENLI。

RUGUODUIFENKUZHIHOUSHUJUKUZUOKUORONG,YOULIANGZHONGFANGSHI,ZHUCONGSHUJUKUKUORONGHESHUANGXIESHUJUKUKUORONG。

92棋牌游戏下载FENBIAOFENKUHUIDAILAIFENBUSHISHIWU,WOMENXUYAOZHANGWO CAP HE BASE YUANLI,TONGSHIJIESHAOLELIANGJIEDUANTIJIAOHE TCC LIANGGEFENBUSHISHIWUFANGAN。ZUIHOU,JIESHAOLELIUXINGDEFENBIAOFENKUZHONGJIANJIAN,YIJIQISHIXIANYUANLI。

 

ZUOZHE:CUIHAO

JIANJIE:SHILIUNIANKAIFAHEJIAGOUJINGYAN,CENGDANRENGUOHUIPUWUHANJIAOFUZHONGXINJISHUZHUANJIA,XUQIUFENXISHI,XIANGMUJINGLI,HOUZAICHUANGYEGONGSIDANRENJISHU/CHANPINJINGLI。SHANYUXUEXI,LEYUFENXIANG。MUQIANZHUANZHUYUJISHUJIAGOUYUYANFAGUANLI。

  
 

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