Txheej txheem cej luam no xyov seem no mas koom tes nrog tawm tswv yim txog qhov 15 lub tswv yim zoo thiab tricks rau lub MongoDB developers. Vam tias lub tswv yim nram no yuav pab kom koj nkag siab thiab ua raws li nyob rau hauv koj qhov project. Ntsis 1: Theej tawm cov ntaub ntawv rau kev ceev,…
Txheej txheem cej luam: Internet ntawm tej yam uas (IoT) Yog txoj kev muaj tiag tshiab uas yuav mus penetrate mus rau hauv peb lub neej. Raws li Gartner, Tus nab npawb interconnected li yuav ua rau kom 6.4 txhiab 2016, sawv 30% ntawm 2015, generating…
Txheej txheem cej luam: Muaj ib Rev ua cov haujlwm txhais cov ntsiab lus rau cov ntaub ntawv loj tsis tau rau kuv nws yog muab raws li tej ntaub ntawv ces ntau yam pauv loj thiab txoj uas nws xaus txoj puab los yog cov ntaub ntawv rau cov neeg siv khiav cov pa databases. Rau me ntsis…
Txheej txheem cej luam: Cov ntaub ntawv yog evolving qhov txhia chaw- Ntawm ib lub suab ib zaug xwb koj cia li mus nrhiav ib tug nyob ze koj tsev noj mov nyob ze koj tej zej zog rau lub xeem lis xaus tus neeg duab uas koj nyuam qhuav txawb Facebook account. "Ib daim ntawv qhia txog tias 2.5 quintion…
Txheej txheem cej luam: Raws li cov ntaub ntawv loj yuav yog ib qhov tseem ceeb tshaj plaws cuab tam ib enterprise yuav possesses, enterprises yog demanding ntau tawm ntawm cov ntaub ntawv. Enterprises cia siab tias cov ntaub ntawv muab complex thiab multimidensional insights nyob siab ceev. Muab tej kev pom zoo li no, tuam txhab uas muag…
Txheej txheem cej luam: Apache HBase yog ib lub nyiam tuaj tsis-paub databases los ua neeg nyob saum Hadoop thiab HDFS (Hadoop muab theej thiab faib cov ntaub ntawv kaw lus). Nws no tseem Hadoop database. Raws li tus Apache yog ib qhov, HBase yog ib txoj kev qhib-qhov chaw, versioned thiab distributed…
Txheej txheem cej luam: Tus npua Apache yog muaj npaum li scripting hais lus thiab ib feem ntawm Apache Hadoop Eco-lawv. Scripting npua mas siv rau kev tsom xam cov ntaub ntawv thiab manipulation saum Hadoop platform. Peb paub tias MapReduce yog ib tug programming qauv siv…
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…
Xov PAJ saib ib muag: Txij hadoop version 0.23, MapReduce tau hloov nws. Nws yog tam sim no hu ua MapReduce 2.0 los yog xov PAJ. MapReduce 2.0 raws li lub tswvyim ntawm splitting rau ob qho loj functionalities ntawm txoj hauj lwm tracker – tshwj fwm thiab…
