Video: Amazon ElastiCache txhim kho database kev ua tau zoo li cas?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Amazon ElastiCache txhim kho tus kev ua tau zoo ntawm cov ntawv thov hauv web los ntawm kev tso cai rau koj khaws cov ntaub ntawv los ntawm kev ceev, tswj hwm, hauv-nco, es tsis txhob cia siab rau qhov qeeb qeeb-raws li disk. databases.
Kuj kom paub yog, siv Amazon ElastiCache yog dab tsi?
Amazon ElastiCache yog ib tug tag nrho tswj nyob rau hauv-nco cov ntaub ntawv cia thiab cache kev pab cuam los ntawm Amazon Web Services ( AWS ). Cov kev pabcuam txhim kho kev ua haujlwm ntawm cov ntawv thov web los ntawm kev khaws cov ntaub ntawv los ntawm kev tswj hwm hauv lub cim xeeb caches, es tsis txhob cia siab rau ntawm cov ntaub ntawv qeeb qeeb qeeb.
ElastiCache Redis ua haujlwm li cas? Ua rau ntawm qhov chaw qhib Redis thiab sib haum nrog cov Redis APIs, ElastiCache rau Redis ua haujlwm nrog koj Redis cov neeg siv khoom thiab siv qhov qhib Redis hom ntaub ntawv khaws koj cov ntaub ntawv. Koj tus kheej tswj hwm Redis kev siv tau ua haujlwm seamlessly nrog ElastiCache rau Redis tsis muaj kev hloov pauv code.
Yog li ntawd, hom caching ElastiCache muab dab tsi?
Amazon ElastiCache txhawb nqa ob qhov chaw qhib loj hauv-nco caching cav: Memcached thiab Redis. ElastiCache cov neeg siv feem ntau xaiv ntawm ob caching engines, nyob ntawm seb tus tsim ntawm cov ntaub ntawv siv. Memcached yog lub hom phiaj dav dav faib kev nco caching system rau Linux, OS X thiab Windows.
database cache ua haujlwm li cas?
A database cache ntxiv rau koj qhov tseem ceeb database los ntawm kev tshem tawm qhov tsis tsim nyog rau nws, feem ntau nyob rau hauv daim ntawv ntawm cov ntaub ntawv uas nquag nkag mus nyeem. Cov cache nws tus kheej tuaj yeem nyob hauv ntau thaj chaw suav nrog koj database , daim ntawv thov los yog raws li ib tug standalone txheej.
Pom zoo:
Yuav ua li cas ib tug raid txhim kho system kev ua tau zoo?
RAID 0, los yog disk striping, yuav tsum muaj tsawg kawg yog ob lub disk drives thiab nce kev ua tau zoo los ntawm ib txhij ' striping ' cov ntaub ntawv hla ntau lub disks. Lub Windows NT Workstation operating system striping me ntsis txhim kho I/O kev ua tau zoo
Yuav ua li cas saib txhim kho kev ua tau zoo hauv SQL Server?
Nrog SQL Server 2000, kev ua haujlwm ntawm SQL Server views tau nthuav dav los muab cov txiaj ntsig kev ua tau zoo. Nws yog ua tau los tsim ib tug tshwj xeeb pawg index ntawm ib tug saib, raws li zoo raws li cov nonclustered indexes, los txhim kho cov ntaub ntawv nkag mus rau hauv lub complex queries
Vim li cas kev sim tsav kev txhim kho ua rau kev txhim kho sai dua?
TDD pab tsim kom zoo dua modularized, extensible thiab saj zawg zog code. Test Driven Development mus kom ze tsav cov pab pawg Agile los npaj, tsim thiab sim cov chav me me kom sib koom ua ke ntawm theem siab. Raws li txoj hauv kev no, cov tswv cuab cuam tshuam xa thiab ua tau zoo dua vim tias tau tsom mus rau lub tsev me me
Kuv tuaj yeem txhim kho kuv qhov kev ua tau zoo skoop li cas?
Txhawm rau txhim kho kev ua tau zoo, teeb tsa tus naj npawb ntawm daim ntawv qhia ua haujlwm rau tus nqi qis dua qhov siab tshaj plaws ntawm kev sib txuas uas cov ntaub ntawv txhawb nqa. Tswj tus nqi ntawm parallelism uas Sqoop yuav siv los hloov cov ntaub ntawv yog txoj hauv kev tseem ceeb los tswj cov khoom thauj ntawm koj cov ntaub ntawv
Txoj hauv kev zoo tshaj plaws los kawm kev txhim kho lub vev xaib yog dab tsi?
Txheej txheem cej luam ntawm Qhov Zoo Tshaj Platforms Kawm WebDevelopment Code College. Code College, tsim los ntawm Brad Hussey, muaj ob peb chav kawm pem hauv ntej, nrog rau ob peb lub vev xaib kev loj hlob ntxiv. Tsev Kawm Ntawv Code. Coursera.org. Lynda.com. Ib Hlis. Team Treehouse. Udemy. Devslopes