CSV Uploads
Upload CSV files directly to Compass for quick analysis without connecting to a data warehouse.
Setup Instructions
- Prepare your CSV file with headers in the first row
- Upload directly through the Compass data source interface
- Compass will automatically detect column types
Supported Formats
- Standard CSV files with comma delimiters
- Files with headers in the first row
- UTF-8 encoded text
Uploading to Compass
- Go to dagstercompass.com/login (opens in a new tab) or type
!adminin your Compass Slack channel - Click Add Connection → CSV Upload
- Upload your CSV file
- Compass automatically detects column names and types
- Review the preview and click Save to complete setup
Best Practices
- Include descriptive column headers
- Use consistent date formats (ISO 8601 recommended)
- Remove unnecessary columns before uploading
Limitations
- CSV files are stored in Compass infrastructure (see Security)
- Large files may take longer to process
- Updates require re-uploading the entire file
- CSV uploads: 100 MB recommended maximum
- CSV exports: 1,000 rows and 5 MB maximum
Need Help?
- Upload issues: compass-support@dagsterlabs.com
- All data sources: Data Sources overview