Video: SSIS SSAS thiab SSRS yog dab tsi hauv SQL?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
SSIS , SSAS , SSRS yog cuab yeej teem los ntawm SQL ntawv server los tsim cov ntaub ntawv warehouse thiab BI kev daws teeb meem. SSIS yog cov SQL ntawv server tool rau ETL. SSRS yog qhia thiab visualization cuab tam rau SQL ntawv Server. Siv SSRS ib tus tuaj yeem tsim, tswj thiab tshaj tawm cov ntawv ceeb toom thiab dashboards. Koj tuaj yeem kawm thiab xyaum cov cuab yeej no hauv ob txoj hauv kev.
Ua raws li qhov xav tau, qhov txawv ntawm SSIS thiab SSAS yog dab tsi?
SSAS yog Microsoft SQL Server's Kev Pabcuam Kev Ntsuam Xyuas uas yog ib qho kev txheeb xyuas hauv online (OLAP), cov ntaub ntawv mining thiab tshaj tawm cov cuab yeej siv hauv Kev Tshawb Fawb Kev Lag Luam los ua kom koj cov ntaub ntawv ua haujlwm rau koj. SSIS sawv rau Sql Server Integration Services . SSRS sawv cev rau Sql Server Reporting Services.
Ib yam li ntawd, SSIS siv rau dab tsi? SQL Server Integration Service ( SSIS ) yog ib feem ntawm Microsoft SQL Server database software uas tuaj yeem ua tau siv kom ua tiav ntau yam ntawm cov ntaub ntawv tsiv teb tsaws chaw. SSIS yog ib lub cuab yeej ceev & hloov tau cov ntaub ntawv khaws cia siv rau cov ntaub ntawv rho tawm, thauj khoom thiab hloov pauv xws li ntxuav, sib sau ua ke, sib koom ua ke cov ntaub ntawv, thiab lwm yam.
Dab tsi yog qhov txawv ntawm SSAS thiab SSRS?
SSRS yog ib qho kev xaiv nruab rau hauv Microsoft SQL Server Developer, Standard thiab Enterprise Editions. SSAS Stands rau SQL Server Analysis Service. SSAS yog OLAP (On-Line Analytical Processing), Cov Ntaub Ntawv Mining thiab Tshaj Tawm Cov Cuab Yeej hauv Microsoft SQL Server.
Puas yog Ssrs muaj nyob hauv SQL Express?
Microsoft SQL ntawv Server Developer, Standard, thiab Enterprise Editions tag nrho suav nrog SSRS raws li qhov kev xaiv nruab. Cov dawb SQL ntawv Server Qhia suav nrog qhov txwv version.
Pom zoo:
Pivot thiab Unpivot hauv SSIS yog dab tsi?
Pivot - Nws hloov cov ntaub ntawv kab ib leeg rau hauv cov kab ntawv cais. Unpivot - Nws ua cov ntaub ntawv rov qab hloov dua siab tshiab ntawm Pivot cov ntaub ntawv. Peb tau txais cov ntaub ntawv tiag tiag tom qab Unpivot
Qhov txawv ntawm Merge thiab Union tag nrho hauv SSIS yog dab tsi?
Qhov sib txawv thawj zaug thiab pom tseeb tshaj plaws yog tias Merge tsuas tuaj yeem lees txais ob lub datasets thaum Union All tuaj yeem lees txais ntau tshaj ob cov ntaub ntawv rau kev tawm tswv yim. Qhov sib txawv thib ob yog tias Merge yuav tsum tau muab faib ua ob pawg thaum Union All tsis xav tau cov ntaub ntawv txheeb xyuas
Dab tsi yog txoj hauv kev virtual thiab txoj hauv lub cev hauv asp net?
Ua ntej tshaj, cia peb tau txais cov ntsiab lus ntawm ob qho tib si. Txoj kev lub cev - Qhov no yog txoj hauv kev tiag tiag cov ntaub ntawv nyob ntawm IIS. Txoj kev Virtual - Qhov no yog txoj hauv kev kom nkag mus rau cov ntaub ntawv uas tau taw qhia los ntawm sab nraud ntawm IIS daim ntawv thov folder
Dab tsi yog qhov sib txawv ntawm lub thawv thiab lub thawv ntawv thiab lub thawv ntawv yog dab tsi?
Ib lub thawv thiab cov ntawv nplawm (qee zaum hu ua boxplot) yog ib daim duab uas nthuav tawm cov ntaub ntawv los ntawm tsib lub ntsiab lus. Nyob rau hauv ib lub thawv thiab whisker zajlus: qhov kawg ntawm lub thawv yog lub sab sauv thiab sab quartiles, yog li lub thawv spans lub interquartile ntau yam. qhov nruab nrab yog cim los ntawm ib txoj kab ntsug hauv lub thawv
Dab tsi yog qhov zoo sib xws thiab qhov txawv ntawm relays thiab PLC yog dab tsi?
Relays yog electro-mechanical keyboards uas muaj coil thiab ob hom kev sib cuag uas tsis yog NO & NC. Tab sis Programmable Logic Controller, PLC yog lub khoos phis tawj me uas tuaj yeem txiav txim siab raws li qhov kev zov me nyuam thiab nws cov tswv yim & tso tawm