'Yan kwanaki da suka gabata an sanar da sakin sabon sigar DBMS Nebula Graph 3.2, wanda aka ƙera shi yadda ya kamata don adana manyan bayanai masu alaƙa da juna waɗanda ke samar da jadawali wanda zai iya samun biliyoyin nodes da tiriliyan na hanyoyin haɗin gwiwa.
Farashin DBMS yana amfani da gine-ginen da aka rarraba ba tare da raba albarkatu ba (shared-nothing), wanda ke nuna ƙaddamar da hanyoyin sarrafa tambayoyin hoto masu zaman kansu da wadatar kai da hanyoyin adana bayanai. Metaservice yana kula da ƙungiyar motsin bayanai da kuma samar da bayanan meta game da jadawali. Don tabbatar da daidaiton bayanai, yana amfani da yarjejeniya akan RAFT algorithm.
Babban sabbin abubuwan Nebula Graph 3.2
A cikin wannan sabon sigar DBMS da aka gabatar, an nuna cewa an ƙara shi kumal goyon baya don aikin cirewa (). don fitar da ƙaramin kirtani wanda ya dace da bayanin da aka bayar, da ingantattun gyare-gyare an yi ga fayil ɗin daidaitawa.
Wani canji wanda yayi fice daga sabon sigar shine ƙara ƙa'idodin ingantawa don cire mai aiki da AppendVertices da kuma kashe masu tace baki da na gefe, da kuma rage adadin bayanan da aka kwafi don aikin JOIN, da kuma na masu aikin Traverse da AppendVertices.
Ban da wannan kuma, an rage adadin bayanan da za a kwafi na ayyukan kungiyar a lokacin da ake tafiyar da bayanan, an gudanar da ayyuka daban-daban. inganta aiki da ingantaccen GASKIYA HANYA da SUBGRAPH.
Hakanan zamu iya samun hakan An inganta rabon ƙwaƙwalwar ajiya (ta amfani da Arena Allocator) kuma ana samun ƙimar kadarorin ta hanyar biyan kuɗi don rage lokacin da tambayoyin dukiya ke cinyewa.
Game da gyaran waɗanda aka yi a cikin wannan sabuwar sigar an ambaci waɗannan:
- Kafaffen sabis na gidan yanar gizo lokacin karɓar wasu saƙon hari na musamman.
- Kafaffen sabis na ajiya ya fado lokacin da kaddarorin dubawa a lokaci guda.
- Kafaffen sabis na ajiyar ajiya lokacin da saka sunan gefen tsawo ya wuce iyaka.
- Kafaffen karo lokacin kunna yanayin tambaya na lokaci guda.
- Kafaffen sabis na ajiyar ajiya lokacin da ake neman fihirisa tare da kadarorin NULL.
- Kafaffen karo lokacin jefar da cikakken rubutun fihirisar.
- Kafaffen ma'ajiya lokacin share fage da gefuna suna tantance vid fiye da yadda muka ayyana a baya a sarari.
- Kafaffen kwaro wanda ya sa daemon na tsaye ya fita bayan sake kunnawa.
- Kafaffen batun inda tsarin JoinDots ya bayyana sakamakon bai yi daidai ba don kayan aikin kan layi na GraphViz, yana haifar da juzu'i biyu daga JSON.
- Kafaffen bug a cikin tambayoyin dukiya. An kashe amfani da maki a cikin jigon yanzu.
- Kafaffen kwaro cewa babu kididdiga a ƙarƙashin yanayin amfani da fihirisa.
- Kafaffen kwaro wanda yankin lokacin gungu ya bambanta.
Yadda ake girka Nebula Graph akan Linux?
Ga waɗanda suke da sha'awar iya shigar da wannan DBMS akan tsarin su, zasu iya yin hakan bin umarnin cewa muna raba a kasa.
Idan kana da Centos 7 kunshin da ya kamata ku sauke shi ne mai zuwa. Don yin wannan dole ne ku buɗe tashar a kan tsarin ku kuma a ciki za ku rubuta umarnin mai zuwa:
wget https://oss-cdn.nebula-graph.com.cn/package/3.2.0/nebula-graph-3.2.0.el7.x86_64.rpm
Idan ka yi amfani da Cibiyar 8, to kunshin da kuke buƙatar saukarwa shine:
wget https://oss-cdn.nebula-graph.com.cn/package/3.2.0/nebula-graph-3.2.0.el8.x86_64.rpm
Duk da yake a cikin wadanda suka kasance masu amfani Ubuntu 18.04 LTS
wget https://oss-cdn.nebula-graph.com.cn/package/3.2.0/nebula-graph-3.2.0.ubuntu1804.amd64.deb
Ko kuma a cikin yanayin waɗanda suke masu amfani da Ubuntu 20.04 LTS ko sama, za su iya saukewa tare da umarni mai zuwa:
wget https://oss-cdn.nebula-graph.com.cn/package/3.2.0/nebula-graph-3.2.0.ubuntu2004.amd64.deb
Don yin shigarwar kunshin zazzage shi zaka iya yin shi tare da manajan kunshin da ka fi so ko zaka iya yi daga tashar ta hanyar buga ɗayan waɗannan umarnin.
A game da kunshe-kunshe don CentOS:
sudo rpm -ivh nebula*.rpm
Duk da yake don yanayin kunshin na Ubuntu:
sudo dpkg -i nebula*.deb
A ƙarshe, idan kai mai amfani ne na Arch Linux zaka iya shigar da DBMS tare da umarnin mai zuwa:
sudo pacman -S nebula
Don ƙarin koyo game da amfani da shi, ƙaddamar da ayyuka da sauransu, kuna iya tuntuɓar duk waɗannan bayanan A cikin mahaɗin mai zuwa.