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Video: Yuav ua li cas kuv merge sqlite databases?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Double-click txhua tam sim no-loaded db ua cov ntaub ntawv qhib / qhib / nthuav lawv tag nrho. Kev lom zem ib feem: tsuas yog txoj cai-nias ntawm txhua qhov rooj thiab nyem rau ntawm Copy, thiab ces mus rau lub hom phiaj database nyob rau hauv daim ntawv teev cov loaded cov ntaub ntawv database (los yog tsim ib qho tshiab yog tias xav tau) thiab right-click ntawm lub hom phiaj db ua thiab nyem rau ntawm Paste.
Kuj paub yog, kuv yuav txuas mus rau SQLite database li cas?
Txhawm rau txuas rau SQLite database, koj yuav tsum:
- Ua ntej, import sqlite3 module.
- Thib ob, hu rau Database() kev ua haujlwm ntawm sqlite3 module thiab dhau cov ntaub ntawv database xws li cov ntaub ntawv database, qhib hom, thiab hu rov qab ua haujlwm.
Ib yam li ntawd, puas yog SQLite hauv kev nco? Ib SQLite database yog ib txwm khaws cia rau hauv ib qho yooj yim disk ntaub ntawv. Es tsis txhob, ib tug tshiab database yog tsim purely nyob rau hauv nco . Lub database yuav tsum tsis muaj nyob sai li sai tau thaum lub database txuas raug kaw. Txhua: nco : database yog txawv los ntawm txhua lwm yam.
Yog li ntawd, kuv yuav qhib SQLite database li cas?
SQLite thaub qab & Database
- Nkag mus rau "C: sqlite" nplaub tshev, tom qab ntawd ob npaug nyem rau sqlite3.exe qhib nws.
- Qhib cov ntaub ntawv siv cov lus nug nram qab no.open c:/sqlite/sample/SchoolDB.db.
- Yog tias nws nyob hauv tib phau ntawv uas sqlite3.exe nyob, ces koj tsis tas yuav qhia qhov chaw, zoo li qhov no:.open SchoolDB.db.
Peb puas tuaj yeem muab ob lub databases?
Database merging yog a ob -task process: xaiv a database thiab xaiv cov ntaub ntawv tseem ceeb thiab hom ntawv. Tseem ceeb Tsuas teb nrog tib lub npe thiab hom ntaub ntawv ua tau muab tso ua ke, thiab lwm cov ntaub ntawv hauv cheeb tsam yuav tsis suav nrog. Koj tus qub databases tsis hloov los ntawm ua ke thiab nyob twj ywm hauv lub rooj ntawm databases.
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