Video: Dab tsi yog SQL applications?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Qhov loj daim ntawv thov ntawm SQL ntawv suav nrog kev sau cov ntaub ntawv sib sau ua ke, teeb tsa thiab khiav cov lus nug tshawb fawb, khaws cov ntaub ntawv sib txuas hauv cov ntaub ntawv rau kev txheeb xyuas daim ntawv thov thiab kev ua lag luam, thiab ntxiv, hloov kho, thiab tshem tawm kab thiab kab ntawm cov ntaub ntawv hauv cov ntaub ntawv.
Yog li ntawd, SQL yog dab tsi thiab nws siv?
SQL ntawv yog siv los sib txuas lus nrog lub database. 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 cov ntaub ntawv. Qee cov kev sib raug zoo database tswj systems uas siv SQL yog: Oracle, Sybase, Microsoft SQL ntawv Server, Access, Ingres, thiab lwm yam.
Ib sab saum toj, software twg yog qhov zoo tshaj rau SQL? Microsoft SQL Server Management Studio (SSMS) Cov cuab yeej pub dawb los ntawm Microsoft rau nws cov SQL Server system.
Optimize SQL Queries Online - Ua kom zoo dua SQL queries remotely ntawm koj lub cuab yeej lossis web browser.
- Redgate SQL Saib.
- EverSQL.
- Idera DB Optimizer.
- dbForge Studio.
- Microsoft SQL Server Management Studio (SSMS)
Kuj kom paub, daim ntawv thov SQL Server yog dab tsi?
SQL Server yog database server los ntawm Microsoft. Microsoft relational database tswj system yog cov khoom lag luam software uas feem ntau khaws thiab khaws cov ntaub ntawv thov los ntawm lwm tus. daim ntawv thov . SQL ntawv yog ib hom lus programming tshwj xeeb tsim los tswj cov ntaub ntawv hauv kev sib raug zoo database tswj system.
Dab tsi yog cov lus txib yooj yim ntawm SQL?
SQL lus txib tau muab faib ua plaub loj Pawg nyob ntawm lawv cov haujlwm: Cov Lus Txhais Lus (DDL) - Cov no SQL lus txib yog siv los tsim, hloov kho, thiab xa cov qauv ntawm cov khoom siv database. Cov lus txib yog CREATE, ALTER, DROP, RENAME, thiab TRUNCATE.
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