Cov txheej txheem:
Video: Koj sau cov ntaub ntawv hauv Python li cas?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Txhawm rau sau cov ntawv thov database hauv Python, muaj tsib kauj ruam ua raws li:
- Ntshuam SQL interface nrog cov lus txib hauv qab no: >>> import MySQLdb.
- Tsim kom muaj kev sib txuas nrog cov database nrog cov lus txib hauv qab no: >>> conn=MySQLdb.connect(host='localhost', user='root', passwd=')
Tom qab ntawd, koj tuaj yeem tsim cov ntaub ntawv hauv Python?
SQLite Python : Tsim ib New Database . Thaum twg koj txuas rau SQLite database ua file ua tsis muaj nyob, SQLite cia li tsim ib qho tshiab database rau koj . Rau tsim ib tug database , ua ntej, koj yuav tsum tsim ib qho khoom txuas uas sawv cev rau database siv qhov txuas () ua haujlwm ntawm sqlite3 module.
Qhov thib ob, koj tuaj yeem siv SQL hauv Python? SQL ntawv feem ntau pronounced zoo li "sequel". Peb yuav kawm li cas Python los zoo dua a Python qhov kev pab cuam ua tau sib tham raws li tus neeg siv ntawm ib qho SQL ntawv database. Qhov no yog ib qho kev taw qhia rau hauv siv SQLite thiab MySQL los ntawm Python . Cov Python standard rau database interfaces yog tus Python DB-API, uas yog siv los ntawm Python cov databases interfaces.
Tsis tas li ntawd, cov ntaub ntawv twg siv hauv Python?
PostgreSQL thiab MySQL yog ob qhov chaw qhib ntau tshaj plaws rau khaws cia Python web applications 'cov ntaub ntawv. SQLite yog cov ntaub ntawv khaws cia hauv ib qho ntaub ntawv ntawm disk. SQLite yog tsim rau hauv Python tab sis tsuas yog tsim rau kev nkag los ntawm ib qho kev sib txuas ib zaug.
Dab tsi yog database txuas hauv python?
Tsim ib tug kev sib txuas nruab nrab ntawm MySQL database thiab cov python application, ua txuas () method of mysql. connector module yog siv. Hla lub database cov ntsiab lus zoo li HostName, username, thiab cov database password hauv txoj kev hu. Cov txheej txheem rov qab cov kev sib txuas khoom.
Pom zoo:
Dab tsi yog lub hom phiaj ntawm delimiters nyob rau hauv cov ntawv sau npe ob hom ntawv cov ntaub ntawv delimiters?
Cov ntaub ntawv delimited yog cov ntawv nyeem siv los khaws cov ntaub ntawv, uas txhua kab sawv cev rau ib phau ntawv, tuam txhab, lossis lwm yam, thiab txhua kab muaj cov teb sib cais los ntawm tus lej
Koj ua li cas sau cov ntaub ntawv hla cov ntawv ua haujlwm?
Nias thiab tuav [Ctrl], thiab tom qab ntawd xaiv ntau dua ib daim ntawv. Nyem Kho> Sau> AcrossWorksheets. Lub Fill Across Worksheets dialog boxappears. Cov ntaub ntawv tau sau thoob plaws ntau daim ntawv teev npe raws li pab pawg
Vim li cas kem taw qhia cov ntaub ntawv khaws cia ua cov ntaub ntawv nkag ntawm disks sai dua li kab qhia cov ntaub ntawv khaws cia?
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