Cov txheej txheem:
Video: Yuav ua li cas siv SQL?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
SQL ntawv yog siv los sib txuas lus nrog adatabase. Raws li ANSI (American National StandardsInstitute), nws yog tus qauv lus rau kev sib raug zoo database tswj systems. SQL ntawv cov nqe lus yog siv los ua cov haujlwm xws li hloov kho cov ntaub ntawv ntawm cov ntaub ntawv, lossis khaws cov ntaub ntawv los ntawm adatabase.
Ntawm no, dab tsi tuaj yeem ua nrog SQL?
SQL ntawv yog siv rau Microsoft thiab lwm cov tswv lag luam 'database functions, suav nrog kev tswj cov ntaub ntawv rau online thiab offline daim ntawv thov. Koj ua tau siv SQL ntawv txhawm rau tshawb nrhiav databases, hloov kho cov ntaub ntawv thiab tsim cov ntaub ntawv tshiab thiab cov ntsiab lus database.
Ib yam li ntawd, SQL yog ib qho txuj ci tseem ceeb? SQL ntawv yog ib qho tseem ceeb heev thiab txuj ci tseem ceeb cov tswv haujlwm xav tau. Raws li cov koom haum nrhiav kev ua ntau dua nrog lawv cov ntaub ntawv, lawv yuav xav tau ntau tus neeg nrog rau kev txawj ntse mus saib thiab txheeb xyuas cov ntaub ntawv ntawd. SQL ntawv yog cov txuj uas ua rau koj ua li ntawd xwb.
Tsuas yog li ntawd, cov kev pab cuam twg siv SQL?
Qee qhov kev paub zoo tshaj plaws database software program suav nrog:
- ADABAS.
- IB DB2.
- Microsoft Access.
- Microsoft Excel.
- Microsoft SQL Server.
- MySQL.
- Oracle RDBMS.
- Ceev Base.
SQL programming kev txawj ntse yog dab tsi?
SQL ntawv , uas stands rau Structured Query Language, yog a programming lus uas yog siv los sib txuas lus nrog thiab tswj cov databases. Txhawm rau tswj cov ntaub ntawv hauv cov databases, SQL ntawv yog siv, uas tso cai rau cov neeg siv los muab cov ntaub ntawv tshwj xeeb uas lawv tab tom nrhiav thaum lawv xav tau.
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