Video: Puas yog SQL Server 2019 muaj?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Feem ntau muaj ntawm Windows, Linux, Docker, thiab Kubernetes. SQL Server 2019 yog qhov tseeb version ntawm SQL Server tso tawm ntawm Microsoft Ignite Kaum Ib Hlis 4-8, 2019 thiab PASS Summit Kaum Ib Hlis 5–8, 2019 . Yav dhau los version yog SQL Server 2017.
Ib sab ntawm no, vim li cas SQL Server 2019?
SQL Server 2019 tso cai rau peb los sib sau ua ke cov ntaub ntawv los ntawm cov ntaub ntawv tsim thiab tsis muaj qauv. Tam sim no peb tuaj yeem ua cov ntaub ntawv loj sib txawv thiab cov ntaub ntawv sib raug zoo siv Transact- SQL ntawv los ntawm SQL Server siv PolyBase. Peb tuaj yeem pom hauv qab PolyBase txhawb nqa cov ntaub ntawv sab nraud.
Ib yam li ntawd, dab tsi yog qhov tseeb SQL Server version muaj? Cov tam sim no version yog Microsoft SQL Server Kaum ib hlis 4, 2019 RTM version yog 15.0. 2000.5.
Ib yam li ib tug yuav nug, puas yog SQL Server 2019 ruaj khov?
Microsoft SQL Server 2019 Cov Nta Tshiab Muaj ntau yam kev nce qib ua rau SQL neeg rau zaub mov 2017 tso tawm qhov tshiab version, uas yog SQL Server 2019 ua kom muaj txiaj ntsig thiab ruaj khov.
Puas yog Microsoft SQL pub dawb?
Microsoft SQL Server Express yog ib tug version ntawm Microsoft 's SQL ntawv Server relational database tswj system uas yog dawb mus download tau, faib thiab siv. Nws suav nrog cov ntaub ntawv tshwj xeeb tshwj xeeb rau kev kos thiab cov ntawv thov me me.
Pom zoo:
Ib qho chaw tsis muaj zog puas tuaj yeem muaj qhov chaw tsis muaj zog?
Hom chaw tsis muaj zog muaj qee qhov yuam sij. Nco tseg- Lub koom haum tsis muaj zog ib txwm muaj kev koom tes tag nrho tab sis lub koomhaum muaj zog yuav tsis muaj tag nrho kev koom tes.Weak entity yog nyob ntawm qhov chaw muaj zog kom ntseeg tau tias muaj qhov tsis muaj zog. Zoo li lub koom haum muaj zog, qhov tsis muaj zog tsis muaj qhov tseem ceeb, Nws muaj feem cuam tshuam kev ntxub ntxaug
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