Taw qhia txij thaum lub sij hawm thaum cov ntaub ntawv loj yog nkag tau nws twb ncaim ntawm ntau theem ntawm evolution. Hadoop tau nkag tau rau hauv 2005 Muaj ib co pib nta xws li cov MapReduce processing cav uas pub loj teev cov ntaub ntawv txheej txheem workloads faib…
Loj cov ntaub ntawv thiab kev kawm rau kev lag luam
Txheej txheem cej luam: Loj cov ntaub ntawv twb tau tsav, revolutionary hloov kev kawm ntawv. Muaj kog tshua ib cheeb tsam kev kawm ntawv uas tsis nyob rau ntawm cov ntaub ntawv loj. Tej zaum koj yuav pom cov kev hloov hauv tsev kawm ntawv yuav tswj hwm txoj, yam tsis zoo yog tswj thiab kawm…
Cov yam ntxwv loj cov ntaub ntawv thiab ntsiab lus mob
Cov ntaub ntawv txheej txheem cej luam loj yog xyuas los ntawm peb cov yam ntxwv tseem ceeb tshaj plaws, peb paub los lawm uas ntim, tshaj tawm thiab veracity. Nws tawm hauv cov ntaub ntawv sib txawv thiab cov qauv. Ntawv loj analytics muaj tej yam tseem ceeb nyob rau hauv kev txiav txim siab ua hauj lwm. Tiam sis nws muaj ib co ntsiab lus mob tawm.…
Cas cov ntaub ntawv qhib Platform simplifies tu Hadoop?
Txheej txheem cej luam cov ntaub ntawv qhib Platform (ODP) ib qho kev lag luam teg num kws tsom rua simplifying mus tu rau Apache Hadoop ntawm tus Enterprise thiab enabling loj cov ntsiab lojhlob uas zoo ecosystem interoperability. Thaum txog qhov ua tau zoo ntawm cov Apache…
Xab lub ROI rau me nyuam los tu Hadoop
Txheej txheem cej luam: Nta, cov neeg zoo li yog tiag misinformed txog Hadoop, vim ntau half-truths uas yog fluttering txog nws nyob hauv txoj kev ua lag luam mas. Txawm li cas los, tag nrho cov half-truths tau muaj li Hadoop hais tias nws yuav yog ib qhov zoo tshaj plaws…
Phaaj Hadoop Basic – paub tias tam sim no
Taw qhia: Hauv no koob, Peb yuav tham txog tej lub tswvyim yooj yim nyob rau hauv Hadoop thiab ntaub ntawv loj. Peb twb sim los npog cov tswvyim yooj yim thiab piav txog lawv kom yooj yim thiab siv. Peb yuav ua kom ntxiv…
Hom plahaum Hadoop – wb tshawb
Txheej txheem cej luam: Apache Hadoop yuav muab ntsia tau rau hauv ntau hom as per lub. Cov hom ntau yog configured thaum plahaum. Yog vim, Hadoop ntsia rau hom Standalone. Lwm cov hom tsis muaj Pseudo distributed hom thiab hom distributed. Lub hom phiaj…
Lub caij nplooj hlav rau Apache Hadoop yog dab tsi?
Txheej txheem cej luam: Caij nplooj ntoos hlav yog ib yam ntawm cov coj lug siv nyob rau hauv txoj kev loj hlob daim ntaub ntawv enterprise. Caij nplooj ntoos hlav twb txawv Cheebtsam xws li lub caij nplooj ntoos hlav ORM, Caij nplooj ntoos hlav JDBC yam txhawb ntau nta. Lub caij nplooj hlav rau Apache Hadoop yog txhawb lub tsev ntawv nrog Hadoop Cheebtsam lub moj khaum…
Qhov tseeb tiam sis hauv ntaub ntawv loj loj thiab analytics yog dab tsi?
Txheej txheem cej luam: Tshuab loj cov ntaub ntawv no los txog rau txoj kev zoo tshaj thiab zoo dua tiam sis txhua hnub. Loj yog maj los ua tej yaam num tseem ceeb kwj kuj tau thiab nkag mus rau hauv momentum. Uas muaj ntaub ntawv loj, analytics yuav tau ntau qhov tseem ceeb, Thaum…
Hadoop yog zoo li cas faib cov ntaub ntawv kaw lus (HDFS)?
Txheej txheem cej luam: Nyob rau cov tshooj no kuv yuav tham txog HDFS, Nws yog ib lwm lawv tej ntaub ntawv ntawm lub moj khaum Apache Hadoop. Hadoop muab theej thiab faib cov ntaub ntawv kaw lus (HDFS) yog ib qhov chaw cia distributed uas spans nyob hauv radon txhiab. Muab tej ntaub ntawv lub…
Li cas Hadoop tau Streaming xwb?
Txheej txheem cej luam: Hadoop tau streaming yog ib qhov tseem ceeb tshaj plaws company nyob Hadoop tis. Streaming interface txog Hadoop tso cai rau koj sau daim ntawv qhia kom qhov kev pab cuam tej lus uas koj xaiv, uas tau ua hauj lwm nrog cov STDIN thiab STDOUT. Li ntawd, Tau streaming…
Cov yam ntxwv siab heev Hadoop MapReduce no zoo li cas?
Cov MapReduce programming sau qhia txog cov hauj lwm txaus kom paub meej. Tab sis nws tsis them nqi ua hauj lwm kom paub meej hauv lub MapReduce programming moj khaum. Qhov tsab xov xwm no yuav piav txog qhov ntaub ntawv no mus txog lub MapReduce architecture thiab qhov API hu rau siv…
Hadoop cov lus tseem ceeb, Yooj yim zog
Txheej txheem cej luam: Nyob hauv txoj kev siv tshuab toj roob hauv pes, cov ntaub ntawv loj loj thiab analytics yog tus ob uas tseem ceeb tshaj tej qhov chaw uas neeg noj ntau txaus siab. Cuab kev tos qab no traction yog – qhauj tau txais ua hauj lwm pab tawm hauv cov loj…