- Idizayini yedathabheyisi inquma ukusebenza, ukuvikeleka, kanye nokukaleka kohlelo lokusebenza lweselula, okunomthelela ekuzinzeni kwalo nolwazi lomsebenzisi.
- Imininingo egciniwe yamaselula kufanele isebenze kahle, ibekezelele izinsiza ezilinganiselwe, futhi inikeze ukuvumelanisa nokugcina ngaphandle kokuxhumana.
- Ukukhetha phakathi kwe-SQLite, i-Realm, i-Couchbase Lite, noma i-Firebase kuncike kuvolumu, amamodeli edatha, ukuvumelanisa okudingekayo, nezidingo zokulungisa.
Ingabe ucabanga ukuthuthukisa uhlelo lokusebenza lweselula? Uma kunjalo, kufanele wazi ukuthi i-database design ingenye yezinto ezibaluleke kakhulu okufanele uzicabangele. Ukukhetha okufanele kunganquma impumelelo noma ukwehluleka kwephrojekthi. Kulesi sihloko, sizokukhombisa imikhuba ehamba phambili yokudizayina imininingwane yolwazi yezinhlelo zokusebenza zeselula futhi sikwethule kwezinye izinketho ezithakazelisayo ongakhetha kuzo. Ungaphuthelwa lutho!
Yiziphi izingosi zolwazi zohlelo lokusebenza?
Imininingo egciniwe yohlelo lokusebenza amasistimu akuvumela ukuthi ugcine futhi uphathe inani elikhulu lolwazi ngefomethi ehlelekile. Zibalulekile ekusebenzeni kahle kwanoma yiluphi uhlelo lokusebenza lweselula, ngoba kungenxa yazo lapho kugcinwa khona idatha edingekayo ekusebenzeni kwayo.
Lezi zingosi zolwazi zingasetshenziselwa izinhlelo zokusebenza ezihlukahlukene, kusukela ekuphathweni kwempahla kuye ekuphathweni kwezimali noma ukuhlelwa kwempahla. Ngokuvamile, imininingwane yolwazi ingabhekwa njengenhliziyo noma ubuchopho ngemuva kokusebenza okushelelayo nokusebenza ngempumelelo kwanoma yiluphi uhlelo lokusebenza lweselula.
Ukubaluleka kokwakhiwa kwesizindalwazi kuzinhlelo zokusebenza zeselula
Ukwakhiwa kwedathabhesi kubalulekile kunoma yiluphi uhlelo lokusebenza lweselula. Ngaphandle kwesizindalwazi esiklanywe kahle, uhlelo lwakho lokusebenza lungase luhlangabezane nezinkinga ezifana nokusebenza kancane kanye namaphutha lapho lucubungula idatha. Ngaphezu kwalokho, i-design ye-database enhle iqinisekisa ukuthi idatha ivikelekile futhi ivikelekile.
Idizayini enhle iphinde ivumele izinhlelo zokusebenza zeselula ukuthi ziqoqe futhi zihlaziye ulwazi olubalulekile mayelana nabasebenzisi bazo, okubavumela ukuthi bathuthukise ulwazi lomsebenzisi futhi banikeze amasevisi angcono. Ukutshala isikhathi ekwakhiweni kwedatha efanele kubalulekile ekuqinisekiseni impumelelo yesikhathi eside yanoma yiluphi uhlelo lokusebenza lweselula.
Izici zolwazi lwezinhlelo zokusebenza zeselula
Imininingo egciniwe yezinhlelo zokusebenza zamaselula inezici ezithile ezehlukanisayo kulezo ezisetshenziswa kwamanye amasistimu. Okokuqala, kufanele zisebenze kahle kakhulu futhi zisheshe, njengoba amadivaysi eselula anezinsiza ezilinganiselwe.
Lapho ukhetha isizindalwazi seselula sokuphatha ulwazi, kuyadingeka ukuqinisekisa ukuthi siklanyelwe ukuhlangabezana nezidingo ezibekwe inani ledatha okufanele liphathwe; Ukwengeza, kufanele ithembeke ngendlela emangalisayo futhi ikhule ukuze ingafaki ebucayini ukusebenza kwedivayisi noma ukusebenziseka kohlelo lokusebenza. Lezi zisekelo ziphinde zagcizelela ukuvumela ukuvumelanisa lapho kudingeka khona nangaphandle koxhumano lwe-inthanethi nokugcinwa ngaphandle kokuxhumana.
Imikhuba engcono kakhulu ekwakhiweni kwesizindalwazi sezinhlelo zokusebenza zeselula
Lapho udizayina imininingo egciniwe yezinhlelo zokusebenza zeselula, kubalulekile ukulandela izinqubo ezingcono kakhulu zokuqinisekisa ukusebenza kahle okukhulu kanye nokukaleka. Okokuqala, ukusebenza kufanele kucatshangelwe lapho kwakhiwa isizindalwazi, okubandakanya ukunciphisa inani lemibuzo eyinkimbinkimbi nokuthuthukisa ukwakheka kwethebula.
Kubalulekile ukucabangela izidingo ezithile zesistimu maqondana nokugcinwa nokubuyiswa kwedatha. Lokhu kungafaka phakathi ukukhetha ngokucophelela uhlobo lwedatha okufanele isetshenziswe kanye nokulungiswa okufanele ukuze kugwenywe ukuphindaphindeka okungadingekile. Ngokulandela le mikhuba emihle kakhulu, ungakha isisekelo esiqinile nesingabizi esivumela ukulungiswa okulula kanye nokuthuthukiswa kwesikhathi esizayo.
Kumanethiwekhi
Imithombo yezokuxhumana iyisimanga esishintshe indlela esixhumana ngayo nomhlaba. Akusekho nje ukwabelana ngezithombe nemiyalezo, kodwa futhi nokuthola ulwazi olufanele impilo yethu yansuku zonke. Amabhizinisi akuqonda lokhu futhi asebenzisa imithombo yezokuxhumana njengethuluzi lokufinyelela abantu abaningi.
Lapho uklama imininingwane egciniwe yezinhlelo zokusebenza zeselula, kuyadingeka ukuthi ucabangele ukuthi ungazihlanganisa kanjani nalezi zinkundla. Ngokuvamile, inethiwekhi yokuxhumana nomphakathi ngayinye ine-API yayo (I-Application Programming Interface) evumela ukufinyelela kumasevisi ayo ngohlelo lokusebenza lwangaphandle. Kubalulekile ukubazi futhi uqonde ukuthi usebenza kanjani nabo ukuze uthole okuningi kusizindalwazi sethu kuzinhlelo zokusebenza zeselula.
Ukuduma kwesizindalwazi
Imininingo egciniwe yezinhlelo zokusebenza zeselula isidume kakhulu eminyakeni yakamuva. Isidingo sokugcina ulwazi oluningi kanye nokulufinyelela kusuka noma yikuphi siye saqhuba isidingo sala mathuluzi ezobuchwepheshe.
Namuhla, kunezinketho eziningi ezitholakalayo emakethe ezinikeza izici nemisebenzi ehlukene. Kusukela kuzinhlelo ezikhululekile ukuya ezikhokhelwayo ezinokwesekwa kobuchwepheshe, amabhizinisi angakhetha ezinhlobonhlobo kuya ngezidingo zawo ezithile. Njengomphumela walokho, kungenzeka sibone ukwanda okuqhubekayo kokuduma kwesizindalwazi sohlelo lokusebenza lweselula esikhathini esizayo esiseduze.
Amasistimu Wolwazi Lokuphatha (MIS)
Izinhlelo Zolwazi Lokuphatha ( MIS) ziyithuluzi elibalulekile ekwakhiweni nasekuthuthukisweni kwezizindalwazi zezinhlelo zokusebenza zeselula. Lezi zinhlelo zivumela ukuphathwa kahle nangokuphumelelayo kwezinsiza zebhizinisi, okuholela ekukhiqizeni okukhulu kanye nenzuzo.
Ngokusebenzisa i-GIS ekwakhiweni kolwazi lwezinhlelo zokusebenza zeselula, kungenzeka ukwenza ngokuzenzakalelayo izinqubo ezifana nokuphathwa kwempahla, ukuthengisa noma ama-oda. Ngaphezu kwalokho, lezi zinhlelo zinikeza imininingwane ebalulekile ekusebenzeni kwebhizinisi engasetshenziswa ukwenza izinqumo zamasu ezinolwazi. Ukuhlanganisa i-GIS ekwakhiweni kolwazi lwezinhlelo zokusebenza zeselula kubalulekile ukuze kuqinisekiswe ukusebenza kwazo okufanele kanye nokwenza kahle ngaphakathi kwendawo yebhizinisi.
Ukuphathwa kwezinsiza zabantu
Uma kukhulunywa ngezinhlelo zokusebenza zeselula, ukuphathwa kwabasebenzi kuyisici esibalulekile okufanele sicatshangelwe ekwakhiweni kwesizindalwazi. Ikhono lokugcina nokuphatha ulwazi oluhlobene nabasebenzi njengamashejuli abo, amaholo namarekhodi omsebenzi kungathuthukisa kakhulu ukusebenza kahle kwebhizinisi.
Isizindalwazi esiklanywe kahle sokuphathwa kwabasebenzi singasiza futhi ekuthatheni izinqumo ngamasu. Isibonelo, ukuhlaziya amarekhodi omsebenzi aqoqwe kusizindalwazi esimaphakathi kungakhomba amaphethini noma amathrendi emahoreni esikhathi esengeziwe asetshenzwa abasebenzi abathile angasetshenziswa ukulungisa umthwalo wabo wokusebenza noma ukunikeza imiklomelo eyengeziwe.
Izigaba ekwakhiweni kwesizindalwazi sezinhlelo zokusebenza zeselula
Isizindalwazi esihle sohlelo lokusebenza lweselula kufanele sidizayinwe kucatshangelwe izidingo ezithile zohlelo lokusebenza kanye nezithameli eziqondiwe kulo. Kungakho kubalulekile ukuhlukanisa idatha ngokusekelwe emsebenzini ewenzayo ohlelweni lokusebenza.
Isibonelo, singahlukanisa idatha ngokwezigaba njengolwazi lomsebenzisi, izilungiselelo zohlelo lokusebenza, amalogi esistimu, noma okuqukethwe okukhiqizwe ngumsebenzisi. Ukwenza kanjalo kuqinisekisa isakhiwo esinengqondo nesihambisanayo sokuhlela nokugcina idatha, okwenza kube lula kakhulu ukuphathwa kwayo nokugcinwa kwayo isikhathi eside.
3 isizindalwazi sezinhlelo zokusebenza zeselula okufanele uzicabangele
Uma kuziwa ekukhetheni isizindalwazi sohlelo lwakho lokusebenza lweselula, kubalulekile ukucabangela izinketho ezimbalwa. Phakathi kolwazi olungcono kakhulu lwezinhlelo zokusebenza zeselula iSQLite, okuyisixazululo esilula nesisheshayo sokugcina ulwazi kumadivayisi eselula.
Ezinye izinketho zifaka i-PostgreSQL, evumela ukuhlanganiswa nezilimi ezahlukene zokuhlela nezinhlelo zokusebenza; kanye ne-Firebase Realtime Database, enikeza ukufinyelela kwesikhathi sangempela kudatha yakho kunoma iyiphi idivayisi exhunywe ku-inthanethi. Ngokuhlola lezi zinketho ngokusekelwe ezidingweni zakho ezithile, ungenza isinqumo esinolwazi mayelana nokuthi iluphi olulungele uhlelo lwakho lokusebenza lweselula.
I-SQLite nokusetshenziswa kwayo ezinhlelweni zeselula
I-SQLite isizindalwazi esidume kakhulu phakathi kwabathuthukisi bohlelo lokusebenza lweselula ngenxa yokuguquguquka nokusebenza kahle kwayo. Le database ihlanganiswe kalula ezinhlelweni zeselula, ivumela ukufinyelela okusheshayo nokuvikelekile kulwazi olugciniwe.
Ukwengeza, i-SQLite isekela okwenziwayo kwe-ACID (Atomicity, Consistency, Isolation, and Durability), okusho ukuthi iqinisekisa ubuqotho bedatha nokungaguquguquki ngisho nasezimeni ezibucayi njengokuphahlazeka kwesistimu noma ukuphela kukagesi. I-SQLite iyisinqumo esihle kakhulu sokuklanywa kwedathabhesi ezinhlelweni zeselula ngenxa yobulula bayo nokutholakala okuphezulu.
Amanye amasistimu esizindalwazi sezinhlelo zokusebenza zeselula
Kunezinhlelo ezimbalwa zesizindalwazi ezingasetshenziswa ezinhlelweni zeselula ngaphezu kwe-SQLite. Enye yazo i-Realm, isizindalwazi somthombo ovulekile esikuvumela ukuthi usebenze nezinto ngokuqondile ngaphandle kwesidingo sokuziguqula zibe ifomethi ehlukile ngaphambi nangemuva kokugcinwa.
Olunye uhlelo oludumile yi-Couchbase Lite, isizindalwazi se-NoSQL esiklanyelwe amadivaysi eselula. Ukwengeza, inezici ezifana nokuvumelanisa okuzenzakalelayo nokusekelwa kwamapulatifomu amaningi eselula okwenza kube lula kakhulu ngonjiniyela ukuthi basebenzise.
Ungayikhetha kanjani isizindalwazi esingcono kakhulu sohlelo lwami lweselula
Ukudizayina isizindalwazi sezinhlelo zokusebenza zeselula kuyinqubo esemqoka okufanele kukhulunywe ngayo ngokucophelela nangokunaka yonke imininingwane. Izenzo ezinhle kakhulu ezishiwo ngenhla zingakusiza ukuthi udale isakhiwo esiqinile nesisebenzayo sohlelo lwakho lokusebenza.
Uma kukhulunywa ngokukhetha isizindalwazi esingcono kakhulu sohlelo lwakho lokusebenza lweselula, kufanele ucabangele izici ezifana nohlobo lolwazi oluzogcinwa, usayizi wefayela, kanye namakhono athile adingekayo ukuze kuhlangatshezwane nezidingo ezihlukile zephrojekthi yakho.
Ayikho impendulo eyodwa, elungile uma kuziwa ekukhetheni i-database efanele. Okubalulekile ukuhlola izinketho zakho ngokucophelela, ubuze imibuzo ebalulekile futhi ufune iseluleko sochwepheshe uma usidinga. Ekupheleni kosuku, ngokwenza izinqumo ezinolwazi mayelana nesakhiwo sohlelo lokusebenza lweselula kanye nokukhetha kwesizindalwazi, ungaqiniseka ekuletheni okuhlangenwe nakho okukhethekile kubasebenzisi bokugcina kanye nokuqinisekisa impumelelo eqhubekayo ebhizinisini lakho ledijithali.