Metadata yog qhov tseem ceeb rau lub website thiab cov kev tswj xyuas database
Metadata yog cov ntaub ntawv hais txog cov ntaub ntawv. Hauv lwm lo lus, nws yog cov ntaub ntawv uas tau siv los piav txog cov ntaub ntawv uas muaj nyob hauv ib yam dab tsi zoo li lub vev xaib, ntawv, lossis cov ntaub ntawv. Ib qho piv txwv ntawm cov metadata rau ib daim ntawv yuav sau cov ntaub ntawv uas muaj tus sau, cov ntaub ntawv loj, thiab hnub uas tau tsim. Metadata sawv cev rau sab nraum-cov-scenes cov ntaub ntawv uas yog siv rau qhov txhia chaw, los ntawm txhua qhov kev lag luam, ntau txoj hauv kev. Nws yog nyob hauv xov xwm, kev tshaj lij, cov websites, software, kev pab cuam suab paj nruag thiab kev lag luam online.
Metadata thiab Website Searches
Metadata nyob rau hauv cov websites yog qhov tseem ceeb rau txoj kev vam meej ntawm lub vev xaib. Nws muaj cov lus piav qhia ntawm qhov chaw, keywords, thiab metatags - tag nrho cov uas yog lub luag haujlwm hauv kev tshawb nrhiav - thiab lwm yam ntaub ntawv zoo li. Metadata ntxiv ntxiv manually los ntawm lub website cov tswv tsev thiab generated tau los ntawm cov qhua rau cov chaw.
Metadata thiab kev taug qab
Cov khw muag khoom thiab cov chaw kav khw hauv internet siv metadata los txhim kho cov kev pabcuam 'kev xyaum thiab kev taw. Cov kws muag lag luam ua raws koj txhua nias thiab yuav khoom, khaws cov ntaub ntawv ntawm koj xws li hom ntaus ntawv koj siv, koj qhov chaw, lub sijhawm ntawm hnub, thiab lwm cov ntaub ntawv uas lawv raug cai tuaj koom. Armed nrog cov ntaub ntawv no, lawv tsim ib daim duab txog koj cov kev niaj hnub ua ke thiab kev sib cuam tshuam, koj nyiam, koj lub koom haum, thiab koj tus cwj pwm, thiab lawv siv daim duab no los ua lag luam lawv cov khoom rau koj.
Metadata thiab Social Media
Txhua zaus koj tus phooj ywg los yog Facebook, mloog cov suab paj nruag Spotify pom zoo rau koj, tso cai rau ib qho chaw los sis muab ib tug neeg lub tweet, metadata yog ua haujlwm tom qab. Pinterest cov neeg siv yuav tsim tau cov laug cam ntawm cov khoom uas muaj feem xyuam vim yog cov khoom khaws tseg nrog cov khoom siv.
Metadata thiab Database Management
Metadata nyob hauv lub ntiaj teb ntawm txoj kev tswj hwm tus thawj tswj hwm yuav qhia txog qhov loj thiab kev hloov lossis lwm yam ntawm cov ntaub ntawv. Nws yog qhov tseem ceeb rau kev txhais cov ntsiab lus ntawm cov ntaub ntawv database. Txoj Kev Siv Taus (Markup Language Language) (XML) yog ib hom lus cim uas qhia txog cov khoom siv cov ntaub ntawv uas siv cov qauv metadata.
Dab tsi Metadata Isn & # 39; t
Metadata yog cov ntaub ntawv hais txog cov ntaub ntawv, tab sis nws tsis yog cov ntaub ntawv xwb. Feem ntau, cov ntaub ntawv muaj kev ruaj ntseg yuav ua rau pej xeem vim nws tsis qhia leej twg. Xav txog cov ntawv teev npe ua ib daim ntawv cia hauv koj lub tsev qiv ntawv saib xyuas me nyuam yaus uas muaj cov ncauj lus txog phau ntawv; metadata tsis yog phau ntawv xwb. Koj tuaj yeem kawm ntau txog phau ntawv los ntawm kev tshuaj xyuas nws daim ntawv, tab sis koj yuav tsum qhib phau ntawv nyeem.
Hom ntawv Metadata
Metadata los ntawm ntau hom thiab yog siv rau ntau hom kev tawm tsam uas yuav muaj roughly categorized as business, technical, los yog ua haujlwm.
- Cov ntaub ntawv qhia txog cov ntsiab lus muaj xws li cov npe, cov ntawv nyeem, ib hom, sau thiab tsim hnub, piv txwv.
- Cov cai metadata yuav muaj xws li kev cai lij choj, muaj cai los sis daim ntawv tso cai.
- Cov txheej txheem metadata muaj xws li cov hom ntaub ntawv, qhov loj, creation hnub thiab lub sijhawm, thiab hom kev nruj. Cov txheej txheem kev siv khoom siv feem ntau siv rau kev tswj cov khoom siv thiab kev sib koom tes.
- Preservation metadata siv navigation. Piv txwv preservation metadata cov khoom muaj xws li ib qho chaw ntawm qhov chaw hauv ib hierarchy los yog ib theem zuj zus.
- Cov cim lus cim lus muaj xws li cov qauv siv rau navigation thiab kev sib koom tes. Cov khoom yuav muaj xws li lub npe, lub npe, hnub tim, sau, thiab pawg lus.