Kev hloov pauv digital ntawm cov lag luam tau ua kom nrawm dua kev siv cov thev naus laus zis Big Data rau kev loj hlob ntawm kev lag luam. Cov tuam txhab noj cov ntaub ntawv nyuaj heev hauv cov ntim loj heev, uas cov ntawv thov software ib txwm tsis tuaj yeem ua tau. Cov thev naus laus zis Big Data txhawb nqa cov khoom siv software los ua cov ntaub ntawv loj heev hauv lub sijhawm tiag tiag thiab rho tawm cov kev nkag siab rau cov qauv kwv yees thiab kev tshuaj xyuas raws li qhov xav tau.
Yuav kom koj tsim tau lub neej yav tom ntej hauv Big Data domain, koj yuav tsum paub txog cov thev naus laus zis tseem ceeb. Txawm hais tias muaj ntau lub platform qhib rau pej xeem siv, kev siv sijhawm kawm Apache Spark Online Course Dawb yog ib txoj hauv kev zoo los pib koj txoj kev kawm hauv Big Data technologies.
Ib Phau Ntawv Qhia Txog Cov Txuj Ci Loj Loj Uas Kav Lub Ntiaj Teb
Kev xaiv cov thev naus laus zis thiab cov qauv ntawm Big Data nyob ntawm seb lub tuam txhab xav tau dab tsi, cov peev txheej, hom ntaub ntawv uas lawv tuav, thiab kev ua haujlwm ceev. Kev khaws cov ntaub ntawv, lub zog suav, thiab kev xav txog kho vajtse yog lwm yam tseem ceeb.
Feem ntau ntawm cov qauv Big Data uas tab tom nrov yog qhov qhib. Qee qhov piv txwv yog Apache Hadoop, Apache Spark, Apache Hive, thiab Apache Kafka, nrog ntau yam cuab yeej txhawb nqa.
Lub Tsev Hadoop
Nrog cov tuam txhab nrhiav cov thev naus laus zis ua tau zoo los daws cov teeb meem Big Data, cov qauv kev suav lej faib tawm ntawm Hadoop thiab nws cov kev suav lej muaj zog ua rau nws yog lub platform nrov mus-rau.
Cov txiaj ntsig hauv qab no tau ua rau Hadoop nyiam cov neeg siv Big Data:
- Lub Hadoop thev naus laus zis muaj ib lub moj khaum uas txhawb nqa kev khaws cia faib tawm thiab kev ua cov ntaub ntawv loj nrog cov haujlwm faib tawm thoob plaws ntau lub servers khoom pheej yig.
- Nws muaj peev xwm scalable, resilient rau failure, thiab yooj ywm heev rau kev ua cov ntaub ntawv loj loj uas tsis muaj structured khiav ua nodes hauv Hadoop cluster.
- Nws Hadoop Distributed File System (HDFS) thiab cov lej faib / ua haujlwm feature, lub MapReduce, muab ib lub cav batch.
Txawm li cas los xij, cov teeb meem hauv qab no ntawm Hadoop tau ua rau muaj lwm txoj hauv kev rau Hadoop thev naus laus zis pawg:
- Lub Hadoop ETL tsis txhawb nqa cov ntaub ntawv pipelining.
- Tsis muaj hom sib tham sib.
- Hadoop muaj qhov ceev ua haujlwm tsis zoo vim nws nyeem thiab sau los ntawm lub disk thiab tsis tuaj yeem khaws cov ntaub ntawv hauv lub cim xeeb.
- Yog tsis muaj peev xwm ua haujlwm rov ua dua, nws xav tau cov cuab yeej kawm tshuab sab nraud thiab cov teem sijhawm ua haujlwm rau cov haujlwm nyuaj.
- Kev ua Hadoop tsuas yog siv rau kev ua cov ntaub ntawv keeb kwm xwb
- Nws cov lej ntev 1,20,000 kab siv sijhawm los ua tiav.
- Hadoop tsis tuaj yeem muab kev tshuaj xyuas hauv lub sijhawm tiag tiag.
Lub Apache Spark Ecosystem
Apache Spark kuj tseem yog lub moj khaum ua haujlwm qhib uas tsim los rau kev tshem tawm qhov tsis zoo ntawm Hadoop.
Nws cov txiaj ntsig zoo dua thiab saum toj no Hadoop suav nrog:
- Tsuas yog muaj 20,000 kab ntawm cov lej xwb, Spark khiav tau sai dua.
- Raws li tus lej ntawm kev nyeem-sau rau hauv disk cov haujlwm raug txo qis, cov ntawv thov khiav yuav luag 100x sai dua hauv lub cim xeeb thiab 10x sai dua ntawm lub disk.
- Nws txhawb nqa kev ua cov ntaub ntawv los ntawm ntau qhov chaw ntawm cov ntaub ntawv thiab koom ua ke rau hauv ib qho kev ua haujlwm. Spark cov kwj deg faib tawm thiab kev ua cov ntaub ntawv ua ke txhawb nqa kev ua kom loj hlob tau rau kev suav thiab kev tshuaj xyuas cov ntim ntaub ntawv loj heev.
- Spark tuaj yeem ua cov ntaub ntawv petabytes tib lub sijhawm nrog cov ntaub ntawv tiag tiag, ua ke, khaws cov ntaub ntawv hauv lub cim xeeb faib tawm rau kev ua haujlwm ceev.
- Nws qhov kev suav lej hauv-nco txhawb kev tshuaj xyuas sai dua.
- Raws li Apache Spark tuaj yeem daws ntau yam haujlwm - batch, interactive, iterative, thiab streaming.
- Kev khaws cov ntaub ntawv hauv lub cim xeeb txo cov voj voog nyeem-sau, ua rau nws yog lub moj khaum Big Data ceev ceev rau kev khiav cov ntawv thov txog li 100x sai dua hauv lub cim xeeb thiab 10x sai dua ntawm disk dua li Hadoop.
- Spark txhawb nqa kev tshuaj xyuas sai, streaming hauv lub sijhawm tiag tiag thiab yog lub cav tshuaj xyuas cov ntaub ntawv nyiam rau cov haujlwm Data Science.
- Nws kuj muaj nws lub tsev qiv ntawv kawm tshuab rau kev kawm rov ua dua.
- Kev suav hauv lub cim xeeb ua rau kev khaws cia thiab ua cov ntaub ntawv loj (Big Data) yooj yim dua hauv lub sijhawm tiag tiag.
Lwm qhov sib txawv yog tias Spark tuaj yeem khiav ntawm nws tus kheej saum cov Hadoop clusters uas twb muaj lawm siv YARN lossis MapReduce.
Txawm li cas los xij, qhov tsis zoo yog kev ruaj ntseg qis, vim nws tsuas muaj ib qho kev lees paub xwb. Spark kuj kim dua rau kev xa tawm vim nws siv RAM loj thiab ntau pawg.
Hadoop lossis Apache Spark: Yuav kawm dab tsi hnub no
Muaj ntau lub tuam txhab uas siv Big Data los ua haujlwm thoob plaws hauv kev lag luam thiab cov ntawv thov. Ob qho tib si, Hadoop thiab Apache Spark muaj lawv tus kheej lub peev xwm, qhov kev xaiv zoo tshaj plaws ntawm lub moj khaum tsim nyog yog nyob ntawm qhov kev cov nyom ntawm Kev Siv Computer Speed, Kev Tshawb Fawb Cov Ntaub Ntawv, Kev Khaws Cia, Kev Tshawb Fawb, thiab Kev Txhawb Nqa Kev Kawm Tshuab. Ob lub moj khaum txhawb nqa cov cuab yeej uas tsuas yog pab txhawb rau cov lag luam tshwj xeeb xwb. Piv txwv li, rau kev suav cov ntaub ntawv loj los ntawm IoT networks hauv lub sijhawm tiag tiag, Apache Spark yog suav tias yog qhov tsim nyog tshaj plaws. Spark kuj tau tshem tawm ntau qhov tsis zoo ntawm Hadoop, yog li ntawd tshwm sim ua lub cuab yeej nrov rau kev ua cov ntaub ntawv loj thiab kev tshawb fawb.
Muaj ntau lub tuam txhab uas siv Big Data los ua haujlwm thoob plaws hauv kev lag luam thiab cov ntawv thov, lawv tab tom siv Hadoop thiab Apache Spark los txhim kho kev lag luam. Txawm li cas los xij, qhov kev xaiv zoo tshaj plaws ntawm lub moj khaum tsim nyog yog nyob ntawm cov teeb meem ntawm Kev Siv Computer Speed, Kev Tshawb Fawb Cov Ntaub Ntawv, Kev Khaws Cia, Kev Tshawb Fawb, thiab Kev Txhawb Nqa Kev Kawm Tshuab.
Ob lub frameworks no txhawb nqa cov cuab yeej uas tsuas yog pab txhawb rau cov lag luam tshwj xeeb xwb. Piv txwv li, kev suav cov ntaub ntawv los ntawm IoT networks hauv lub sijhawm tiag tiag, xav tau Apache Spark. Spark kuj tau tshem tawm ntau qhov tsis zoo ntawm Hadoop, yog li ntawd tshwm sim ua lub cuab yeej nrov rau Big Data rau kev ua cov ntaub ntawv loj thiab kev tshuaj xyuas.
Cov tuam txhab kuj tseem yuav tsum xav txog tus nqi, kev ua tau zoo, kev ruaj ntseg, thiab kev yooj yim siv thaum siv lub Big Data framework. Vim yog qhov ua tau zoo thiab kev ceev ntawm kev suav lej, Apache Spark yog lub platform uas xaiv. Tab sis, qhov twg kev txiav txim siab txog tus nqi tswj hwm, Hadoop muaj qhov ntsuas siab dua vim nws vam khom rau kev khaws cia rau hauv disk rau kev ua cov ntaub ntawv. Tus nqi ntawm kev khiav cov ntawv thov kuj qis dua li hauv Spark, uas siv ntau RAM thiab clusters.
Cov kev xav tau ntawm cov tuam txhab ua cov txheej txheem sib txawv thiab. Qhov twg qhov kev ua cov txheej txheem hauv lub cim xeeb tiag tiag yog qhov tseem ceeb, Spark ua tau zoo heev. Txawm li cas los xij, qhov twg lub hom phiaj yog khaws cov ntaub ntawv ntawm cov disks thiab tshuaj xyuas nws ua ke hauv cov pawg thoob plaws ib puag ncig faib tawm, Hadoop yog qhov zoo tshaj plaws rau kev ua cov ntaub ntawv linear zoo li no.
Hadoop kuj tseem siv tau qhov twg lub sijhawm tsis muaj kev txwv sijhawm, thiab kev ua cov ntaub ntawv yog los ntawm cov ntaub ntawv keeb kwm. Txhua yam haujlwm uas xav tau kev ua cov duab sib luag, kev tshuaj xyuas cov ntaub ntawv streaming tiag tiag, thiab ML daim ntawv thov nyiam Spark.
Niaj hnub no, yuav tsum kawm txog thev naus laus zis twg thiaj li yuav nyob ntawm koj txoj kev paub txog Bog Data cov cuab yeej siv nrog cov qauv no thiab cov tuam txhab uas koj lub hom phiaj ua koj txoj haujlwm. Piv txwv li, yog tias koj npaj yuav thov rau txoj haujlwm tseem ceeb hauv cov tuam txhab xws li Uber, Pinterest, Netflix, Twitter, Spotify, AWS, Cloudera, IBM, thiab Microsoft, koj yuav tsum kawm txog Hadoop. Thiab yog tias koj lub hom phiaj rau cov neeg ua si saum toj kawg nkaus xws li Oracle, Cisco, Hortonworks, Verizon, Amazon, eBay, TripAdvisor, Netflix, Yahoo, Roche, Alibaba, thiab Pinterest, ces ua Apache Spark ib feem ntawm koj txoj kev kawm Big Data.
Tau ob peb xyoos dhau los no, Apache tau tso tawm ntau dua 50 lub software systems thiab components uas tuaj yeem khiav nrog Hadoop ecosystem. Cov neeg muag khoom tau ntim UIs thiab extensions nrog kev txhawb nqa qib lag luam rau Big Data ib puag ncig. Nws kuj tau tshwm sim los ua ib qho feature txhiv dim rau kev xa tawm Hadoop vs Apache Spark.
xaus
Qhov nrov ntawm Hadoop thiab Spark tau tsav qhov kev xav tau ntawm cov txuj ci Big Data. Kev paub txog Java, MapReduce, thiab YARN yog qhov xav tau ntau hauv kev ua lag luam rau cov neeg uas xav paub txog Hadoop. Thiab cov neeg uas muaj kev txawj Data Engineering, Scala programming, MLlib kev paub, GraphX computation, thiab Spark SQL, tej zaum yuav nyiam paub txog Apache Spark. Thaum kawg, nws nyob ntawm koj qhov kev nyiam kawm thiab kev siv zog uas koj muab tso rau hauv Big Data technology framework.
