Databases qhib tau qhov twg los thiab lawv tej chaw

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Databases qhib tau qhov twg los thiab lawv tej chaw

Txheej txheem cej luam:

Nyob hauv ntiaj teb lub hnub no, koom haum muaj ntau txoj kev databases. Hnub ua ntej lawm, feem ntau lub nruab tswj database (DBMS) raug kaw qhov chaw. Cov kev xaiv uas pub sawv. Tab sis tam sim no, cov kev taw qhia txog databases qhib tau qhov twg los, Kev lag luam ua hauj lwm yog analyzing txhij txhua ua ntej xaiv ib. Qhib qhov kev lag luam ua ib qho kev lag luam yog nkag momentum thiab databases no kuj raws li tib txoj kev. Nrog siv cov databases qhib databases, koj yuav tsum ua ntaub ntawv dawb rau koj raws li koj txoj cai, txawm muab nws, nws kom zoo tshaj koj lub lag luam xav tau. Nyob rau cov tshooj no, Kuv yuav tham txog tej chaw uas qhib DBMS.

Nta, Ntau yam database tswj lub nruab muaj nyob hauv lub lag luam, Li ntawd, cov organisations muaj xaiv loj ntawm lawv. Lawv los ntawm cov neeg muag khoom nyiam Oracle, Microsoft, SAP THIAB IBM. Tej newcomers tshiab nyob hauv daim teb muaj xws li cov neeg muag khoom xws li Google, Amazon thiab Rackspace, uas yog nkag mus rau tej chaw uas ua ib txoj hauj lwm ci ntsa iab uas lawv databases.








Qog trends

Lub tswvyim qhib taub software los yog OSS ua short yog feem ntau teb ntawm software, nrog rau cov DBMS (Kev Tswj Lub Nruab Database). Ntau qhib qhov Chaw Tswj Lub nruab Database Management Systems yog hnyuj hnyo, Nyiam MySQL platform. Lub ntsiab kom pom tseeb ntawm tej platforms yog txiav cov nqi ntxiv rau cov lais xees thiab txhim khu cov organisation kev kawm los ntawm cov efficiency uas qhib-qhov platforms. Txawm li cas los, toj ob peb xyoos dhau los, Cov database tswj lub nruab twb tsis npaj ntau, Thaum lawv tseem lacked ntau nta ntau yam tsim nyog rau kev tswj zoo. Tab sis tam sim no, nrog tus neeg mob ntawm MySQL, Lub ntiaj teb uas qhib DBMS nkawd yuav tau undergoing hloov.

Yav dhau los ntawm keeb kwm qhib database

Qhib-qhov chaw DBMS yog ib lub tswvyim tshiab kuj tshiab. Cov earliest version ntawm ib qhib-qhov chaw tswj lawv hu ua MySQL uas yog ib qhov ntawm cov thawj qhib-qhov chaw tswj lub nruab database tswj lub nruab yuav tsum launched 1995. Txij thaum ntawd los, Kev hloov ntau lawm kom cov workings ntawm nws.

Nyob rau hauv 2008, Hnub Microsystems yuav cov MySQL AB, uas yog tus creator ntawm MySQL. Tam sim no, Ntau tshiab solutions nyob hauv lub teb ntawm qhib database tswj lub nruab yog mus txog hauv lub lag luam, Thaum laus players li MySQL yog tau tsim ntxiv lawm.

Dhau databases thiab constraints

Kev sis caav txog qhib-qhov chaw vs. Kaw qhov chaw tswj lub nruab database tswj lub nruab yog ib lub npe kub, thiab muaj ib qhov sib txeeb ntawm ob hom ntawm lub nruab. Tab sis yog muaj coob tus laus kaw qhov chaw tswj lub nruab, Muaj ntau vulnerabilities uas muaj nyob rau hauv lawv. Yog ib qhov biggest constraints nyob rau tej database tswj lub nruab yog lawv kaw qhov chaws. Vim li no, Lawv qhov chaws yuav tsis tau pom thiab lawv tsis tau muab ntsuam xyuas rau cov bugs thiab kev ruaj ntseg los ntawm cov neeg sab nraud tsim lub tuam txhab. Tseem, Nws yuav siv sij hawm ntau rau txoj kev loj hlob pab ua ib thaj los yog ib tug hloov tshiab uas hloov tshiab. Lwm yam nyuab loj yog tias tej software muaj kim licenses, lub sij hawm. Lawv tsis tau rov coded raws li ib tug kev xav thiab tsis tau muab faib dawb do yog.

Vim li cas thiaj qhib qhov chaw DBMS yog nkag mus rau tej chaw?

Qhib-qhov chaw tswj lub nruab nrog maj mam nkag mus nkag mus rau tej chaw vim hais tias nws cov advent hauv lub lag luam ntawm database tswj lub nruab. Tej chaw no yog them rau cov nta ntau OSSBS (Qhib Qhov Chaw Tswj Kev Tswj Lub Cev). Cov no yog haib txaus siv tau yooj yim nrog nruab nrab efficiency. Qhov zoo tshaj plaws yog tias lawv tseem dawb kiag li. Tseem, hom software yuav tau hloov los ntawm tus neeg siv hloov nws qhov chaws ua raws li nws tus kheej thiab muaj ib tug paub txog programming. Yog li, Qhib-qhov chaw tswj lub nruab heev tangible heev thiab lawv yuav siv tau los ntawm tej neeg siv ze li ntawm tej teb.

Cov nta yog tam sim no ua tau ntau najnpawb los ntawm ib feem ntau ntawm daim ntawv thov developers. Cov nqi uas tsis muaj cov kev siv nyiaj tsawg, Compatibility nrog lwm qhib-qhov chaw software thiab nws cov tangibility ua lawv favourite rau ntau tuam txhab uas muag uas tam sim no xaiv abandoning lawv kaw-qhov DBMS rau ib qhib-qhov twg. Tseem, Ntau cov ntaub ntawv loj tuam txhab uas muag kwv yees tias qhov xav tau tej database tswj lawv cov tshuaj yuav loj hlob yog hais tias lub zej zog yuav muab kho dua tshiab nws nquag.








Muaj peev xwm qhib tau qhov DBMS hloov qhov chaw DBMS?

Muaj ntau qhov ntau qhib-qhov kev tswj lub nruab database. Qhov kev lag luam ntawm qhib-qhov kev tswj lub nruab database tswj lub nruab no loj hlob sai heev. Raws li cov kev soj ntsuam ntawm Evans cov ntaub ntawv siv, Siv MySQL lawv lub cev loj hlob exponentially, hais txog 30% txij li lub xyoo dhau los no. Nws muaj kuj tau ices tias siv cov ntaub ntawv kaw-qhov chaw tswj lub nruab xws li Microsoft SQL thiab Access ntau zog xwb los 6%. Txawm li cas los, Qhov chaw kaw DBMS tov yog tseem dominating lub lag luam.

Tab sis qhov teeb meem no yog ntev mus hloov. Qhib-qhov chaw software zoo li qhib-qhov chaw DBMS yog nkag mus rau tej chaw. Qhov no yog vim nws peb loj nta. Tus thawj yog tias nws yuav yeej hlais cov nqi yuav tsum tau tswj cov database. Lawv yog ib cov tshuaj economical, xav tias lawv yog qhov xyaum ua dawb. Lawv yuav zoo meej rau cov tuam txhab uas muag uas xav kom txuag ib co nqi thaum uas tau txais cov hauj lwm ua ib yam nkaus thiab. Lwm kom zoo dua yog tias nws yuav ntseeg tau yooj yim heev uas lwm qhib-qhov twg software, tsis hais qhov txawv hauv cov neeg muag khoom. Tseem, tus tsim tawm yuav hloov cov no, Raws li lawv tej yam thiab.

Txawm li cas los, Thaum xav txog qhov hloov uas kaw-qhov chaw DBMS tov los qhib-qhov twg, Peb yuav tsum tau txheeb xyuas lawv lub zog thiab tsis muaj zog, Lawv kev kawm thiab lawv kev txawj ntse. Li no, Muaj ntau heev los ntsuam xyuas thiab ntsuam xyuas ua ntej tus me nyuam los tu tej lub nruab database.

Li ntawd, Nws yeej muaj tseeb tias qhib DBMS yuav yeej hloov tau kaw-qhov chaw DBMS? Qhov tshij, yog tsis muaj thiab tsis muaj. Qhib-qhov chaw DBMS tej zaum yuav raug nqi ntau, hloov xyaum ua tej yam yooj yim, Tiam sis qhov chaw tseem muaj ntau ntseg los tuav lawv nyob rau hauv cov haiv neeg. Qhov tshij, pib, Kaw DBMS yog ruaj ntseg dua ib qhib-qhov twg. Qhov no yog vim tus Disease fact tias qhov chaws qhib-qhov chaw qhib DBMS yog ib txwm pom, Cov neeg siv yuav hloov tau nws thiab faib nws, ua rau cov ntaub ntawv tsis pub lwm tus neeg paub. Txawm li cas los, Lub zej zog ib txwm yuav muab kho qhov chaws thiab cov tshev thauj khoom rau yoov ib yam nkaus thiab. Tej zaum nyob rau hauv tej kis ntawm lub neej yav tom ntej, Nws yuav tau tsim txaus los txiav txim tom khw. Tab sis mus txog rau thaum ntawd los, Qhov chaw kaw-qhov twg tseem yuav dominate lub lag luam.








Tej yam hauv txoj kev ua lag luam

Tej yam uas qhib-qhov chaw DBMS rau qhov kev lag luam muaj tau zoo kawg li. Gartner tau qhia tias tus sawv hauv kev siv cov DBMS thiab cov nyiaj tau los ntawm nws hlob los ntawm 42.4% tsaib no. Txoj kev loj hlob no yog tej yam txawv heev thiab nws yog yeej ntau dua cov nqi ua ntej lawm. Tab sis yog qhib-qhov twg DBMS yog ib feem me ntawm lub zej DBMS zej zog, nrog rau tej kev loj hlob, Cov nyiaj generated los qhib-qhov chaw DBMS yuav tsum mus cuag ntau tshaj $2 kuj nyob rau hauv lub xyoo tom ntej no.

Tseem, Nws yog tau pom ntawm ib tug sai txawm sai. Hais txog 73% Cov neeg siv tej yam qhib-qhov twg software kuj siv qhib-qhov chaw DBMS vim nws txoj kev kawm zoo thiab compatibility. Lwm yam yog tias tus dawb faib dawb ntawm database tswj software los ntawm cov neeg muag khoom xws li IBM thiab Microsoft hu ua "Qhia Editions" yuav tsis txhob txwv qhov kev xaiv uas qhib-qhov twg DBMS.

Txoj kev

Ib yam li cov kev pab uas qhib-qhov twg software muaj revolutionized qhov kev lag luam software, Qhib-qhov chaw DBMS muaj revolutionized database tswj kev lag luam. Txij thaum nws tuaj txog, Qhov twg los qhib DBMS kuj qhia nrov, Mas vim nws yooj yooj ywm thiab kim heev. Nws muaj ntau tej zaum thiab yuav hloov txoj kev lag luam zoo li DBMS tshuab.

 

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