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# Data Import Guide
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Aurora GIS supports multiple methods for importing spatial data into the system.
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## Overview
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Data can be imported from various sources:
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- **File Uploads**: Direct file uploads from your computer
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- **URL Imports**: Import from web-accessible URLs
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- **PostGIS Remote**: Connect to external PostGIS databases
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- **ESRI/ArcGIS**: Import from ArcGIS services
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- **S3 Buckets**: Import from cloud storage
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- **Overture Maps**: Import from Overture Maps parquet files
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## Import Methods
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```{toctree}
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:maxdepth: 2
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vector
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raster
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postgis
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esri
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```
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## General Import Process
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1. **Select Import Method**: Choose the appropriate import method
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2. **Configure Source**: Provide source location and credentials
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3. **Set Parameters**: Configure import options (SRID, filters, etc.)
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4. **Execute Import**: Start the import process
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5. **Monitor Progress**: Track import status
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6. **Verify Results**: Check imported dataset
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## Import Options
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### Update Modes
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- **Replace**: Replace existing data
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- **Append**: Add to existing data
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- **Upsert**: Update existing, insert new
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### Scheduling
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- **Immediate**: Import immediately
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- **Scheduled**: Schedule for later execution
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- **Recurring**: Set up recurring imports
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## Related Documentation
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- [Installation Guide](../installation.md)
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- [Configuration Guide](../configuration.md)
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- [Architecture Overview](../architecture.md)
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