Cov txheej txheem:
Video: Dab tsi yog bcp utility hauv SQL Server?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Qhov Kev Pab Cuam Ntau ( BCP ) yog kab hais kom ua khoom siv uas xa nrog Microsoft SQL Server . Nrog BCP , koj tuaj yeem import thiab xa tawm ntau cov ntaub ntawv hauv thiab tawm SQL Server databases sai thiab yooj yim. Txhua tus DBA uas tau siv cov haujlwm no yuav pom zoo BCP yog ib qho cuab yeej tseem ceeb.
Ib yam li ntawd, kuv yuav siv BCP li cas hauv SQL Server?
Pib
- Tau txais cov lus sib cav bcp. Hauv kab hais kom ua, sau bcp.
- Tau lub version. Koj tuaj yeem tau txais qhov version ntawm bcp siv qhov kev sib cav -v:
- Export cov ntaub ntawv los ntawm lub rooj SQL Server rau ib cov ntaub ntawv.
- Export cov ntaub ntawv los ntawm SQL Server query rau ib cov ntaub ntawv.
- Khiav bcp siv PowerShell.
- Khiav bcp ntawm SSIS.
- Nug cov ntaub ntawv batch hauv SSIS.
Ib sab saum toj no, Bulkcopy hauv SQL yog dab tsi? Microsoft SQL ntawv Cov neeg rau zaub mov suav nrog cov khoom siv hluav taws xob nrov npe hu ua bcp kom nrawm nrawm luam cov ntaub ntawv loj rau hauv cov ntxhuav lossis saib hauv SQL ntawv Server databases. Cov SqlBulkCopy chav kawm tso cai rau koj sau cov cai tswj kev daws teeb meem uas muab cov haujlwm zoo sib xws. Ib leeg luam ntau kev ua haujlwm. Ntau luam ntau kev ua haujlwm.
Ib yam li ntawd, cov ntaub ntawv BCP yog dab tsi?
Qhov kev pab cuam feem ntau luam tawm ( bcp ua ) bulk luam cov ntaub ntawv ntawm ib qho piv txwv ntawm Microsoft SQL Server thiab cov ntaub ntawv ntaub ntawv nyob rau hauv ib tug neeg siv hom ntawv. Cov bcp ua Kev siv hluav taws xob tuaj yeem siv los import ntau cov kab tshiab rau hauv SQL Server cov rooj lossis xa cov ntaub ntawv tawm ntawm cov ntxhuav rau hauv cov ntaub ntawv cov ntaub ntawv.
Dab tsi yog qhov txawv ntawm BCP thiab bulk insert?
BULK INSERT yog SQL hais kom ua thiab BCP yog ib qho khoom siv cais tawm sab nraud SSMS thiab koj yuav tsum tau khiav BCP los ntawm DOS prompt (command prompt). BULK INSERT tuaj yeem luam cov ntaub ntawv los ntawm cov ntaub ntawv tiaj tus mus rau SQL Server lub rooj whereas BCP yog rau ntshuam thiab export ob qho tib si. BCP muaj tsawg parsing dag zog thiab nqi dua BULK INSERT.
Pom zoo:
Yuav ua li cas yog ib tug txheej txheem nyob rau hauv lub operating system dab tsi yog ib tug xov nyob rau hauv lub operating system?
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