Puas yog PostgreSQL txawv ntawm SQL Server?
Puas yog PostgreSQL txawv ntawm SQL Server?

Video: Puas yog PostgreSQL txawv ntawm SQL Server?

Video: Puas yog PostgreSQL txawv ntawm SQL Server?
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SQL neeg rau zaub mov yog ib qho kev tswj hwm database uas yog siv rau kev lag luam e-lag luam thiab muab txawv cov ntaub ntawv warehousing daws. PostgreSQL yog ib tug advanced version ntawm SQL ntawv uas muab kev txhawb nqa rau txawv ua haujlwm ntawm SQL ntawv xws li txawv teb chaws yuam sij, subqueries, triggers, thiab txawv cov neeg siv-txhais hom thiab ua haujlwm.

Tsuas yog li ntawd, PostgreSQL puas zoo dua SQL Server?

PostgreSQL muaj ib zoo dua concurrency tswj system. Nws ua haujlwm zoo heev ntawm rooj plaub uas ntau cov txheej txheem tuaj yeem nkag mus thiab hloov kho cov ntaub ntawv sib koom tib lub sijhawm. Ntawm qhov tod tes, SQL Server muaj underdeveloped concurrency thiab koj yuav tau yooj yim tau ntau yam xauv, thaiv, thiab deadlocked cov ntaub ntawv nyob rau hauv lub cav.

Tom qab, lo lus nug yog, hom SQL siv Postgres li cas? PostgreSQL

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Hom RDBMS

Ib yam li ntawd, tib neeg nug, SQL yog PostgreSQL?

PostgreSQL yog ib tug haib, qhib qhov khoom-relational database system uas siv thiab txuas rau SQL ntawv lus ua ke nrog ntau yam nta uas ruaj ntseg khaws thiab teev cov ntaub ntawv nyuaj tshaj plaws ua haujlwm.

Puas yog SQL Server thiab MySQL tib yam?

Ob leeg MySQL thiab MS SQL Server yog dav siv enterprise database systems. MySQL yog ib qhov chaw qhib RDBMS, whereas SQL Server yog Microsoft cov khoom. Tab sis cov programmers ntse ib txwm nco ntsoov qhov sib txawv loj ntawm MySQL thiab MS SQL Server xaiv RDBMS txoj cai rau lawv qhov project.

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