Kev tswj cov ntaub ntawv geospatial yog dab tsi?
Kev tswj cov ntaub ntawv geospatial yog dab tsi?

Video: Kev tswj cov ntaub ntawv geospatial yog dab tsi?

Video: Kev tswj cov ntaub ntawv geospatial yog dab tsi?
Video: Kav Meej Ob Phau Txwm Pua (1/24/2023) 2024, Hlis ntuj nqeg
Anonim

Geospatial database tswj systems, hloov pauv, suav nrog kev ua haujlwm ntawm DBMS tab sis kuj tseem muaj cov ntaub ntawv thaj chaw tshwj xeeb txog txhua tus cov ntaub ntawv taw tes xws li tus kheej, qhov chaw, cov duab, thiab kev taw qhia.

Kuj nug, cov ntaub ntawv geospatial siv rau dab tsi?

Geospatial cov ntaub ntawv analytics cia siab rau thaj chaw tswj hwm thiab cov cim tshwj xeeb xws li chaw nyob thiab zip code. Lawv yog siv rau tsim geographic qauv thiab cov ntaub ntawv visualizations rau kev ua qauv zoo dua thiab kev kwv yees ntawm cov qauv.

Qhov thib ob, kev tswj cov ntaub ntawv spatial yog dab tsi? Abstract. Spatial database tswj deals nrog kev cia, indexing, thiab querying cov ntaub ntawv nrog qhov chaw nta, xws li qhov chaw thiab geometric raws. Ntau daim ntawv thov xav tau kev ua haujlwm zoo kev tswj hwm ntawm cov ntaub ntawv spatial , suav nrog Geographic Information Systems, Computer Aided Design, thiab Cov Kev Pabcuam Hauv Qhov Chaw.

Tsis tas li ntawd, qhov piv txwv ntawm cov ntaub ntawv geospatial yog dab tsi?

Geospatial cov ntaub ntawv yog cov ntaub ntawv hais txog tej yam khoom, xwm txheej, lossis phenomena uas muaj qhov chaw nyob rau saum npoo av. Rau piv txwv , txoj kev, thaj chaw, dej hiav txwv, thiab pej xeem amenities yog pab tau raws li cov ntaub ntawv siv rau ntau lub hom phiaj.

Cov ntaub ntawv geospatial khaws cia li cas?

Geospatial cov ntaub ntawv tuaj yeem yog khaws cia hauv cov lus yooj yooj yim xws li comma-separate variable (CSV) cov ntaub ntawv raws li kab latitude thiab longitude txuam rau txhua kab nrog cov cwj pwm tshwj xeeb ntawm cov latitudes thiab longitudes. Txawm li cas los xij, qhov no feem ntau txwv rau cov ntsiab lus, tsis yog thaj chaw.

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