Ndeupi musiyano uripo pakati peMySQL dhatabhesi tafura MyISAM neInnoDB mhando?Enzanisa kuti ndeipi iri nani

  • mu MySQL Paunenge uchigadzira tafura mukati, unogona kusarudza injini yekuchengetedza.
  • Kune akati wandei akasiyana ekuchengetedza injini, asi anonyanya kushandiswa ndeye MyISAM neInnoDB, ese akasiyana MySQL Shanduro yeinjini yekuchengetera yakasarudzika.
  • Kana pasina injini yekuchengetedza inotsanangurwa kana tafura yagadzirwa, iyo MySQL vhezheni yekusarudzika injini inoshandiswa.
  • Mushanduro dzisati dzasvika kuMySQL 5.5.5, MyISAM ndiyo yaive yakamira, asi mushanduro dzapfuura 5.5.5, InnoDB ndiyo yaive yakamira.

Ndeupi musiyano uripo pakati peMySQL dhatabhesi tafura MyISAM neInnoDB mhando?Enzanisa kuti ndeipi iri nani

MySQL databaseMusiyano uripo pakati peMyISAM mhando uye InnoDB mhando

  • InnoDB inyowani, MyISAM yakura.
  • InnoDB yakanyanya kuoma, nepo MyISAM iri nyore.
  • InnoDB yakaomesesa nezve kuperera kwedata, nepo MyISAM iri kureruka.
  • InnoDB inoshandisa mutsara-level yekuvhara yekuisa uye kugadzirisa, nepo MyISAM inoshandisa tafura-level yekuvhara.
  • InnoDB ine kutengeserana, MyISAM haina.
  • InnoDB ine kiyi yekunze uye zvirambidzo zvehukama, nepo MyISAM haina.
  • InnoDB ine zvirinani kuparara kusimba, nepo MyISAM isingakwanise kudzoreredza kutendeseka kwedata muchiitiko chekuparara kwehurongwa.
  • MyISAM ine yakazara-zvinyorwa zvekutsvaga indexes, nepo InnoDB haina.

InnoDB mhando zvakanakira

InnoDB inofanirwa kukoshesa kuvimbika kwedata nekuti inobata kuvimbika kwedata kuburikidza nehukama hwehukama uye kutengeserana.

Inokurumidza mukunyora-yakanyanya (isa, gadziridza) matafura nekuti inoshandisa mutsara-level kukiya uye inongochengeta shanduko kumutsara mumwechete wakaiswa kana kuvandudzwa.

InnoDB Type Kukanganisa

  • Nekuti InnoDB inobata hukama pakati pematafura akasiyana, vatariri vedhatabhesi uye vanogadzira schema vanofanirwa kushandisa nguva yakawanda vachigadzira yakaoma data data kupfuura MyISAM.
  • Shandisa zvimwe zviwanikwa zvehurongwa se RAM.
  • Muchokwadi, vanhu vazhinji vanokurudzira kudzima injini yeInnoDB mushure mekuisa MySQL kana usingaide.
  • Hapana indekisi yemavara akazara

MyISAM Advantages

  • Zviri nyore kugadzira uye kugadzira, saka inonyanya kukodzera kune vanotanga.
  • Usanetseka pamusoro pehukama hwekunze pakati pematafura.
  • Pakazara nekukurumidza kupfuura InnoDB nekuda kwechimiro chakareruka uye yakaderera server resource mutengo.
  • Full text index.
  • Kunyanya inobatsira pakuverenga-yakanyanya (sarudza) matafura.

MyISAM Type Yakashata

  • Iko hakuna kuvimbika kwedata (semuenzaniso, zvipingaidzo zvehukama) cheki, izvo zvinowedzera mutoro uye pamusoro pevatariri vedatabase uye vanogadzira maapplication.
  • Transactions iyo yakakosha mune data-yakakosha maapplication senge kubhengi haitsigirwe.
  • Inononoka kupfuura InnoDB yematafura anogara achiiswa kana akagadziridzwa nekuti tafura yese yakavharwa chero inoiswa kana inogadziridza.

MyISAM type vs. InnoDB type, ndeipi iri nani?

InnoDB inokodzera zvirinani kune data yakaoma mamiriro anoda kugara achiisa uye kugadzirisa.

Kune rimwe divi, MyISAM inoita zvirinani mumashandisirwo asingavimbi zvakanyanya pakuvimbika kwedata, kazhinji kungosarudza uye kuratidza data.

  1. Kana iwe uchida kutsigira kutengeserana, sarudza InnoDB, uye sarudza MyISAM kana iwe usingade zvekutengesa.
  2. Kana mazhinji emabasa etafura ari mibvunzo, sarudza MyISAM, uye sarudza InnoDB yekuverenga nekunyora.
  3. Usasarudza MyISAM kana kuparara kwehurongwa kunoita kuti kudzosa data kuome uye kudhura.

imwe kushandiswaWordPress webhusaitiA netizen, rimwe zuva, akawana netsaona kuti dhatabhesi rakakura, asi webhusaiti iyi ine zvinyorwa zvisingasviki gumi, dhatabhesi hombe haina zvazvinoreva.

Zvadaro tanga kutsvaga chikonzero uye uwanephpMyAdminIyo backend database mhando yakasiyana nedzimwe nzvimbo dzeWordPress.

Iyi saiti ndeyemhando yeInnoDB, nepo mamwe mawebhusaiti eWordPress ari emhando MyISAM.

InnoDB mhando ichaita kuti saizi yedatabase iwedzere kakawanda, saka venetizens vakafunga kushandura kubva kuInnoDB mhando kuenda kuMyISAM mhando. 

Dzvanya chinongedzo chiri pazasi kuti udzidze kuti phpMyAdmin inoshandura sei InnoDB data tafura mhando kuMyISAM default injini▼

Hope Chen Weiliang Blog ( https://www.chenweiliang.com/ ) yakagovaniswa "Ndeupi musiyano uripo pakati peMySQL database tafura MyISAM neInnoDB mhando?Enzanisa uye sarudza zviri nani", kukubatsira.

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