> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gable.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# gable lineage compare

Compare two lineage result files and print a diff.

## Usage

```bash theme={null}
gable lineage compare [OPTIONS]
```

## Options

| Option     | Type   | Required | Default | Description                        |                                |
| ---------- | ------ | -------- | ------- | ---------------------------------- | ------------------------------ |
| `--left`   | path   | ✓        |         | The baseline lineage results file. |                                |
| `--right`  | path   | ✓        |         | The updated lineage results file.  |                                |
| `--format` | `text` | `json`   |         | text                               | Output format for the compare. |

## Example

```bash theme={null}
gable lineage compare --left ./old-results.json --right ./new-results.json
```