Puas cov ntaub ntawv warehouse txhawb oltp?

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Puas cov ntaub ntawv warehouse txhawb oltp?
Puas cov ntaub ntawv warehouse txhawb oltp?

Video: Puas cov ntaub ntawv warehouse txhawb oltp?

Video: Puas cov ntaub ntawv warehouse txhawb oltp?
Video: Xeev Washington Cov Kev Cai Kev Nyab Xeeb hauv Chaw Ua Hauj Lwm Uas Yuav Tsum Tau 2024, Kaum ib hlis
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Feem ntau, hom database no yog OLTP ( online kev ua lag luam) database. … Lub tsev khaws ntaub ntawv yog cov ntaub ntawv ntawm ntau hom: OLAP (online analytical processing) database. Lub tsev khaws ntaub ntawv muaj nyob ua ib txheej nyob rau sab saum toj ntawm lwm lub database lossis databases (feem ntau OLTP databases).

Puas yog lub tsev khaws ntaub ntawv OLAP lossis OLTP?

Data Warehouse yog piv txwv ntawm OLAP system OLTP sawv cev rau kev ua lag luam On-Line. Nws yog siv los tswj kev lag luam hauv online thiab sau kev ncaj ncees hauv ntau qhov chaw nkag. OLTP yog ib qho system uas tswj cov lej loj ntawm kev lag luam online luv luv piv txwv li, ATM.

OLTP yog dab tsi hauv cov ntaub ntawv warehouse?

OLTP ( Kev Ua Lag Luam Online) yog hom kev ua cov ntaub ntawv uas ua tiav cov haujlwm tsom mus rau kev lag luam. Nws suav nrog kev ntxig, tshem tawm, lossis hloov kho me me ntawm cov ntaub ntawv database. Nws feem ntau yog siv rau kev lag luam nyiaj txiag, kev txiav txim nkag, muag muag thiab CRM.

Puas datawarehouse txhawb OLAP?

Cov ntaub ntawv warehouse txhawb kev ua haujlwm hauv online(OLAP), kev ua haujlwm thiab kev ua haujlwm uas txawv ntawm cov kev lag luam hauv online (OLTP) cov ntawv thov ib txwm txhawb nqa los ntawm kev ua haujlwm databases.

Puas cov ntaub ntawv warehouse txhawb kev ua lag luam?

Lub tsev khaws ntaub ntawv txhawb nqa kev txheeb xyuas hauv online (OLAP), cov kev ua haujlwm thiab kev ua haujlwm uas txawv ntawm cov kev lag luam hauv online (OLTP) cov ntawv thov ib txwm txhawb nqa los ntawm kev ua haujlwm databases.

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