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Spatial databases in GIS

Spatial Databases in GIS (Geographic Information Systems) are specialized databases designed to store, query, and manipulate spatial or geographic data. They are fundamental to efficiently managing large datasets with location-based attributes and are widely used in urban planning, environmental modeling,…

Types of GIS data: Raster and Vector

In Geographic Information Systems (GIS), there are two primary types of spatial data: Raster and Vector. Each type represents geographic features and spatial information in a different way. Raster Data Vector Data Summary Table Feature Raster Vector Data Type Pixel/grid-based…

Coordinate systems and map projections in GIS

In Geographic Information Systems (GIS), coordinate systems and map projections are fundamental concepts that define how geographic data is spatially located and represented on maps. 1. Coordinate Systems A coordinate system is a framework that uses numbers (coordinates) to uniquely…

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