# Data Import Guide

Aurora GIS supports multiple methods for importing spatial data into the system.

## Overview

Data can be imported from various sources:

- **File Uploads**: Direct file uploads from your computer
- **URL Imports**: Import from web-accessible URLs
- **PostGIS Remote**: Connect to external PostGIS databases
- **ESRI/ArcGIS**: Import from ArcGIS services
- **S3 Buckets**: Import from cloud storage
- **Overture Maps**: Import from Overture Maps parquet files

## Import Methods

```{toctree}
:maxdepth: 2

vector
raster
postgis
esri
```

## General Import Process

1. **Select Import Method**: Choose the appropriate import method
2. **Configure Source**: Provide source location and credentials
3. **Set Parameters**: Configure import options (SRID, filters, etc.)
4. **Execute Import**: Start the import process
5. **Monitor Progress**: Track import status
6. **Verify Results**: Check imported dataset

## Import Options

### Update Modes

- **Replace**: Replace existing data
- **Append**: Add to existing data
- **Upsert**: Update existing, insert new

### Scheduling

- **Immediate**: Import immediately
- **Scheduled**: Schedule for later execution
- **Recurring**: Set up recurring imports

## Related Documentation

- [Installation Guide](../installation.md)
- [Configuration Guide](../configuration.md)
- [Architecture Overview](../architecture.md)