GeoServer User Guide (English)
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    • GeoServer User Manual
      • Community modules
        • GeoServer Access Control List authorization
        • Backup and Restore Documentation
        • Backup and Restore Extension for the management of ImageMosaic indexers
        • Installation
        • Usage Via GeoServer's User Interface
        • Usage Via GeoServer's REST API
        • Use Cases
        • COG (Cloud Optimized GeoTIFF) Documentation
        • COG (Cloud Optimized GeoTIFF) Support
        • ImageMosaic example with Modis COG datasets
        • COG ImageMosaic from local storage to S3
        • Dynamic colormap generation
        • CoverageJSON output format
        • DDS/BIL(World Wind Data Formats) Extension
        • Elasticsearch data store
        • Features-Autopopulate Extension
        • Features-Templating Extension
        • Template Configuration
        • Template Directives
        • Installing the GeoServer FEATURES-TEMPLATING extension
        • Backward Mapping
        • Features Templatring Rest API
        • Schemas Configuration
        • WFS FlatGeobuf input and output format
        • Installing WFS FlatGeobuf output format
        • GDAL based WCS Output Format
        • GeoParquet
        • Configuring GeoParquet Data Stores
        • Installing the GeoParquet Extension
        • GeoPackage Extension
        • Installing the GeoServer GeoPackage extension
        • GeoPackage WPS Process
        • GeoStyler
        • Graticule Extension
        • GSR Extension
        • Dynamic Map Layer Examples
        • Examples
        • Feature Layer Examples
        • Feature Table Example
        • Functionality
        • Installing the GeoServer GSR extension
        • GSR Usage
        • GWC Azure BlobStore plugin
        • GWC Google Cloud Storage BlobStore plugin
        • GWC MBTiles layer plugin
        • GWC SQLite Plugin
        • SAP HANA
        • Hazelcast Clustering Plugin
        • Importer JDBC storage
        • JDBCConfig
        • JDBCConfig configuration
        • Installing JDBCConfig
        • JDBCStore
        • JDBCStore configuration
        • Installing JDBCStore
        • JMS based Clustering
        • Installation
          • JDBC Primary/Replica
          • Shared File System Primary/Replica
          • HOWTO configure ActiveMQ broker
        • JWT Headers
        • JWT Headers configuration
        • Installing JWT Headers
        • JWT Header Overview
        • Libdeflate
        • MBTiles Extension
        • MBTiles Raster and Vector Data Stores
        • Installing the GeoServer MBTiles extension
        • MBTiles Output Format
        • Monitoring Kafka storage
        • Kafka storage Configuration
        • Installing the Kafka Monitor Extension
        • Usage of Monitoring Kafka extension
        • Monitoring with Micrometer support
        • Monitor Micrometer Configuration
        • Installing the Monitor Micrometer Extension
        • Usage of the Monitor Micrometer Extension
        • ncWMS WMS extensions support
        • GHRSST NetCDF output
        • Notification community module Plugin Documentation
        • OGC API modules
        • OGC Testbed Experiments
          • OGC API - Coverages
          • OGC API - Maps
          • OGC API - Processes
          • OGC API - Styles
          • OGC API - Tiled features demonstration
          • OGC API - Tiles
        • OGR datastore
        • OAuth2 OpenID Connect
        • Advanced Information
        • OAUTH2/OIDC configuration
        • Installing the OAUTH2/OIDC module
        • Configuring the roles source
          • Configure the Microsoft Azure authentication provider
          • Configuring with a Generic OIDC IDP
          • Configure the GitHub authentication provider
          • Configure the Google authentication provider
          • Configuring with Keycloak
        • OpenSearch for EO
        • The STAC extension
        • Automation with the administration REST API
        • Configuring the OpenSearch module
        • The JDBC store database structure
        • Installing the OpenSearch for EO module
        • Introduction to OpenSearch for EO
        • OpenSearch/STAC security
        • OpenSearch/STAC JSON templates
        • Upgrading from previous version
        • PMTiles DataStore
        • Installing the PMTiles DataStore Extension
        • Using PMTiles DataStores
        • Proxy Base Extension
        • Installing the Proxy Base extension
        • Using the Proxy Base Extension module
        • WPS Remote community module
        • Deployment And Setup Of GeoServer With WPS Remote Plugin
        • Deployment And Setup Of The XMPP Python Wrappers
        • Installation Of OpenFire XMPP Server To Exchange Messages
        • A Remote "Gdal Contour" Process Binding Example
        • S3 Support for GeoTiff
        • Schemaless Features Mongo Plugin
        • Installing the Schemaless Mongo module
          • MongoDB Schemaless Support
        • SingleStore
        • Smart Data Loader Extension
        • Smart Data Loader
        • Installing the Smart Data Loader extension
        • SOLR data store
        • SOLR layer configuration
        • Loading spatial data into SOLR
        • Optimize rendering of complex polygons
        • SpatialJSON WFS Output Format Extension
        • Attributes
        • Development Status
        • Installation
        • Schema
        • STAC Datastore extension
        • STAC data store
        • Installing the STAC data store
        • Task Manager
        • Basic Concepts
        • Developer's Guide
        • TaskManager Guide
        • Vector Mosaic datastore
        • Vector Mosaic Datastore configuration
        • Vector Mosaic Datastore Delegate Requirements
        • Installing Vector Mosaic Datastore
        • Vector Mosaic Datastore REST ingestion
        • VSI Virtual File System Support
        • HTTP Based Authorization plug-in
        • HTTP Based Authorization configuration
        • Installing the HTTP Based Authorization plug-in
        • WMS WebP output format
        • Installing WMS WebP output format
        • WebP Processing
        • WFS FreeMarker Extension
        • WFS FreeMarker Extension configuration
        • Installing the WFS FreeMarker Extension
        • WPS Download NetCDF
        • WPS longitudinal profile process
        • WPS OpenAI process
      • Server configuration
      • REST Configuration
      • Contact Information
      • Global Settings
      • Advanced log configuration
      • Raster Access
      • Status
      • Virtual Services
        • Coordinate Reference System Handling
        • Coordinate Reference System Configuration
        • Coordinate Operations
        • Custom CRS Definitions
        • Manually editing the EPSG database
        • Demos
        • Image Processing
        • Internationalization (i18n)
        • OGC API Service Configuration
        • Application Properties
        • Service Metadata
        • Tools
          • Bulk Load tool
          • Resource Browser tool
          • Resource Browser
          • Resource Browser Examples
          • Installing the GeoServer Web Resource extension
      • Data management
        • Application schemas
        • Application Schema Resolution
        • Complex Features
        • Configuration
        • CQL functions
        • Data Access Integration
        • Data Stores
        • Feature Chaining
        • Installation
        • Joining Support For Performance
        • Mapping File
        • MongoDB Tutorial
        • Polymorphism
        • Property Interpolation
        • Secondary Namespaces
        • Apache Solr Tutorial
        • Supported GML Versions
        • Tutorial
        • WFS 2.0 Support
        • WFS Service Settings
        • WMS Support
        • Cascaded service data
        • Cascaded Web Feature Service Stored Queries
        • External Web Feature Server
        • External Web Map Server
        • External Web Map Tile Server
        • Databases
        • Database Connection Pooling
        • Db2
        • JNDI
        • MySQL
        • Oracle
        • PostGIS
        • Controlling feature ID generation in spatial databases
        • Microsoft SQL Server and SQL Azure
        • Custom SQL session start/stop scripts
        • SQL Views
        • Raster data
        • ArcGrid
        • Coverage Views
        • GDAL Image Formats
        • GeoPackage
        • GeoTIFF
        • ImagePyramid
        • WorldImage
          • ImageMosaic
          • Configuration
          • Using the ImageMosaic extension
        • Vector data
        • Directory of spatial files
        • Pregeneralized Features
        • GeoPackage
        • Java Properties
        • Shapefile
        • Data settings
        • Layer Groups
        • Layer Preview
        • Layers
        • Stores
        • Workspaces
      • GeoServer data directory
      • Parameterize catalog settings
      • Data directory location
      • Migrating a data directory between versions
      • Setting the data directory location
      • Structure of the data directory
      • Extensions
      • Excel WFS Output Format
      • OGR based WFS Output Format
        • Key authentication module
        • CAS integration
        • Control flow module
        • Catalog Services for the Web (CSW) - ISO Metadata Profile
        • Installing Catalog Services for Web (CSW) - ISO Metadata Profile
        • CSW ISO Metadata Profile Mapping File
        • CSW ISO Metadata Profile Queryables
        • Catalog Services for the Web (CSW) ISO Metadata tutorial
        • DXF OutputFormat for WFS and WPS PPIO
        • Geofence Plugin
        • GeoFence Cache REST
        • GeoFence Admin GUI
        • Installing the GeoServer GeoFence extension
        • Geofence Internal Server
        • GeoFence Server GUI
        • Installing the GeoServer GeoFence Server extension
        • Migrating GeoFence configuration
        • AdminRules Rest API
        • Batch Rest API
        • GeoFence Rest API
        • Using the Internal GeoFence server (Tutorial)
        • Geofence WPS Integration
        • GeoFence WPS rules setup
        • Installing the GeoServer GeoFence WPS Integration
        • GeoPackage Output
        • Installing the GeoPackage Output Extension
        • Using the GeoPackage Output Extension
        • GRIB
        • GWC S3 BlobStore plugin
        • Configuring the S3 BlobStore plugin
        • Installing the GWC S3 extension
        • IAU planetary CRSs
        • Installing the IAU authority
        • Using IAU authority
        • Importer
        • Configuring the Importer extension
        • Supported data formats
        • Importer interface reference
        • Installing the Importer extension
        • Importer REST API examples
        • REST API
        • Using the Importer extension
        • INSPIRE
        • Installing the INSPIRE extension
        • Using the INSPIRE extension
        • JP2K Plugin
        • libjpeg-turbo Map Encoder Extension
        • MapML
        • Installation
        • Templates With FreeMarker
        • Metadata
        • Advanced
        • Configuration
        • Fields configuration
        • User Guide
        • MongoDB Data Store
        • Monitoring
        • Audit Logging
        • Monitor Configuration
        • GeoIP
        • Installing the Monitor Extension
        • Monitoring Overview
        • Monitor Query API
        • Data Reference
        • NetCDF
        • NetCDF Output Format
        • Nc4
        • Parameters Extractor
        • Installing the Parameter Extractor extension
        • Using the Parameters Extractor module
        • GeoServer Printing Module
        • Printing Configuration
        • Printing FAQ
        • Printing Installation
        • Printing Protocol
        • Cross-layer filtering
        • Raster Attribute Table support
        • Installing the RAT module
        • Using the RAT Module
        • SLD REST Service
        • Vector Tiles
        • Installing the Vector Tiles Extension
        • Vector Tiles Generation Options
        • Vector tiles tutorial
        • Web Coverage Service 2.0 Earth Observation extensions
        • WMTS Multidimensional
        • Installing the WMTS multidimensional extension
        • WMTS Multidimensional performance
        • WMTS Multidimensional usage
        • WPS Download
        • Rendered map/animation download processes
        • Raw data download processes
        • WPS JDBC
      • Filtering
      • ECQL Reference
      • Filter Encoding Reference
      • Filter functions
      • Filter Function Reference
      • Supported filter languages
      • GeoWebCache
      • Configuration
      • HTTP Response Headers
      • Seeding and refreshing
      • Troubleshooting
      • Using GeoWebCache
        • GeoWebCache REST API
        • Disk Quota
        • Managing Layers
        • Seeding and Truncating
        • GeoWebCache settings
        • BlobStores
        • Caching defaults
        • Demo page
        • Disk Quotas
        • Gridsets
        • Tile Layers
      • Getting started
        • Publishing a GeoPackage
        • Publishing a Layer Group
        • Publishing a Image
        • Publishing a PostGIS table
        • Preflight Checklist
        • Publishing a shapefile
        • Publishing a style
        • Using the web administration interface
      • Installation
      • Docker Container
      • Linux binary
      • Upgrading GeoServer
      • Web archive
      • Windows binary
      • Windows installer
      • Introduction
      • Getting involved
      • History
      • License
      • Overview
      • Running in a production environment
      • Configuration Considerations
      • Container Considerations
      • Data Considerations
      • Make cluster nodes identifiable from the GUI
      • Java Considerations
      • Linux init scripts
      • Other Considerations
      • Troubleshooting
      • REST
      • About
      • App Schema
      • Auth Filters
      • Auth Providers (How-To)
      • Filter Chains
      • Fonts
      • Uploading a new image mosaic
      • Layer groups
      • Layers
      • Security
      • Stores
      • Styles
      • URL Checks
      • User/Group Services
      • Workspaces
        • REST configuration API reference
        • Access Control
        • Auth Filters
        • Auth Providers (Endpoint Reference)
        • Coverages
        • Coverage stores
        • Data stores
        • API details
        • Feature types
        • Filter Chains
        • Fonts
        • Global settings
        • Layer groups
        • Layers
        • Logging settings
        • Manifests
        • Keystore Password
        • Namespaces
        • Reloading configuration
        • Resource reset
        • Resources
        • Self admin
        • OWS Services
        • Styles
        • Freemarker templates
        • URL Checks
        • User Group Services
        • Users/Groups and Roles
        • Workspaces
      • Security
      • Content Security Policy
      • Disabling security
      • Layer security
      • Passwords
      • REST Security
      • Root account
      • Filesystem sandboxing
      • Service Security
      • URL Checks
        • Authentication
        • Authentication chain
        • Authentication to OWS and REST services
        • Authentication providers
        • Authenticating to the Web Admin Interface
        • Tutorials
          • Authentication with LDAP against ActiveDirectory
          • Authentication with CAS
          • Configuring X.509 Certificate Authentication
          • Configuring Apache HTTPD Session Integration
          • Configuring Digest Authentication
          • Configuring HTTP Header Proxy Authentication
          • Configuring J2EE Authentication
          • Authentication with LDAP
        • Role system
        • Interaction between user/group and role services
        • Roles
        • Role services
        • Role source and role calculation
        • Users and Groups
        • User/group services
        • Security settings
        • Authentication
        • CSRF Protection
        • Data
        • File Browsing
        • Passwords
        • Services
        • Settings
        • Users, Groups, Roles
      • Services
        • Catalog Services for the Web (CSW)
        • DirectDownload
        • Catalog Services for the Web (CSW) features
        • Installing Catalog Services for Web (CSW)
        • OGC API - Features
        • Configuration of OGC API - Features module
        • OGC API Features Installation
        • Using OGC API - Features service
        • OGC API - Features Implementation status
        • HTML Templates
        • Web Coverage Service (WCS)
        • WCS basics
        • WCS configuration
        • WCS output formats
        • WCS reference
        • WCS Request Builder
        • WCS Vendor Parameters
        • WCS settings
        • Web Feature Service (WFS)
        • Axis ordering
        • WFS basics
        • WFS output formats
        • WFS reference
        • WFS schema mapping
        • WFS vendor parameters
        • WFS settings
        • Web Map Service (WMS)
        • WMS basics
        • WMS configuration
        • WMS Decorations
        • Global variables affecting WMS
        • Non Standard AUTO Namespace
        • WMS output formats
        • WMS reference
        • Time Support in GeoServer WMS
        • WMS vendor parameters
        • WMS settings
          • GetLegendGraphic
          • Google Earth
          • KML Styling
          • Overview
          • Quickstart
            • Features
            • Customizing Placemarks
            • Filters
            • KML Placemark Placement
            • KML Height and Time
            • KML Legends
            • KML Reflector
            • KML Regionation
            • KML Scoring
            • KML Super-Overlays
            • Toggling Placemarks
            • Tutorials
            • Super-Overlays and GeoWebCache
              • Heights Templates
              • KML Placemark Templates
              • Time
        • Web Map Tile Service (WMTS)
        • WMTS settings
        • Web Processing Service (WPS)
        • WPS Service page
        • Hazelcast based process status clustering
        • Installing the WPS extension
        • WPS Operations
        • WPS Request Builder
        • WPS Security and input limits
          • Process Cookbook
          • Process chaining
          • Geometry Processes
          • GeoServer processes
      • Styling
        • CSS Styling
        • Understanding Cascading in CSS
        • Directives
        • Filter syntax
        • Installing the GeoServer CSS extension
        • Metadata
        • Multiple layers in the same CSS
        • Multi-valued properties
        • Nested rules
        • Property listing
        • Styled marks
        • Rendering transformations in CSS
        • Tutorial: Styling data with CSS
        • CSS value types
          • CSS Cookbook
          • Lines
          • Points
          • Polygons
          • Rasters
          • Styling examples
          • Example of 2.5D extrusion
          • KML
          • Miscellaneous
          • Fills with randomized symbols
          • Using transformation functions
        • MBStyle Styling
        • Installing the GeoServer MBStyle extension
        • Publishing a GeoServer Layer for use with Mapbox Styles
          • MBStyle Cookbook
          • Lines
          • Points
          • Polygons
          • MBStyle references
        • Generating SLD styles with QGIS
        • SLD Styling
        • Introduction to SLD
        • i18N in SLD
        • Working with SLD
          • SLD Cookbook
          • Lines
          • Points
          • Polygons
          • Rasters
          • SLD Extensions in GeoServer
          • Geometry transformations in SLD
          • Label Obstacles
          • Adding space around graphic fills
          • Graphic symbology in GeoServer
          • Fills with randomized symbols
          • Rendering Selection
          • Rendering Transformations
          • Variable substitution in SLD
          • Specifying symbolizer sizes in ground units
            • Color compositing and color blending
            • Compositing and blending example
            • Composite and blending modes
            • Specifying compositing and blending in SLD
            • Z ordering features within and across feature types and layers
            • Z ordering single layer example
            • Enabling z-ordering in a single FeatureTypeStyle
          • SLD Reference
          • Filters
          • Labeling
          • Layers
          • LineSymbolizer
          • PointSymbolizer
          • PolygonSymbolizer
          • RasterSymbolizer
          • Rules
          • StyledLayerDescriptor
          • Styles
          • TextSymbolizer
          • SLD Tips and Tricks
          • Styling mixed geometry types
          • Styling using Transformation Functions
        • Styles
        • Styling Workshop
          • CSS Styling Workbook
          • CSS Quickstart
          • CSS Workbook Conclusion
          • Lines
          • Points
          • Polygons
          • Rasters
          • Design
          • Style
          • Symbology
          • MBStyle Styling Workbook
          • MBStyle Workbook Conclusion
          • Lines
          • MBStyle Quickstart
          • Points
          • Polygons
          • Rasters
          • Workshop Setup
          • Course Data
          • Extension Install
          • YSLD Styling Workbook
          • YSLD Workbook Conclusion
          • Lines
          • Points
          • Polygons
          • Rasters
          • YSLD Quickstart
        • YSLD Styling
        • GeoServer Specific Extensions
        • YSLD Extension Installation
          • YSLD Cookbook
          • Lines
          • Points
          • Polygons
          • Rasters
          • YSLD reference
          • Feature Styles
          • Filters
          • Functions
          • Rules
          • Scale and zoom
          • Structure
          • Transforms
          • Define and reuse YAML Variables
            • Symbolizers
            • Line symbolizer
            • Point symbolizer
            • Polygon symbolizer
            • Raster symbolizer
            • Text symbolizer
              • Composite
              • Fill
              • Inclusion
              • Misc
              • Stroke
              • Symbol
      • Tutorials
      • Freemarker Templates
      • Serving Static Files
      • WMS Reflector
        • GetFeatureInfo Templates
        • GeoJSON output format
        • HTML output format
        • Raster GetFeatureInfo Response Customization
        • Running GeoServer in Cloud Foundry
        • CQL and ECQL
        • Using the GeoTools feature-pregeneralized module
        • GeoRSS
        • Using the ImageMosaic plugin with footprint management
        • Using the ImageMosaic plugin for raster with time and elevation data
        • Using the ImageMosaic plugin for raster time-series data
        • Building and using an image pyramid
        • geoserver on JBoss
        • INSPIRE metadata configuration using metadata and CSW
        • Paletted Images
        • Setting up a JNDI connection pool with Tomcat
      • Web administration interface
      • About GeoServer Page
      • Welcome

    Symbol

      • Property
      • Required?
      • Description
      • Default value
      • geometry
      • No
      • Specifies which attribute to use as the geometry (see Geometry transformations in SLD)
      • First geometry attribute found (usually named geom or the_geom)
      • uom
      • No
      • Unit of measure used for width calculations (see Specifying symbolizer sizes in ground units)
      • pixel
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