Can Loki recover if there are only data files and no index files?

[ayewwww]

Describe the bug
A clear and concise description of what the bug is.
Can Loki recover if there are only data files and no index files?
To Reproduce
Steps to reproduce the behavior:

1. Started Loki (SHA or version)
2. Started Promtail (SHA or version) to tail '...'
3. Query: {} term

Expected behavior
A clear and concise description of what you expected to happen.
After changing the storage directory in Loki, the index files in the original storage path were corrupted. Attempting to migrate back to the original path does not work, and the old data cannot be displayed.

Environment:

• Infrastructure: [e.g., Kubernetes, bare-metal, laptop]
• Deployment tool: [e.g., helm, jsonnet]

Screenshots, Promtail config, or terminal output
If applicable, add any output to help explain your problem.

[AbdessamadEnabih]

hello @ayewwww no Loki cannot recover data if there are only data files and no index files, the index files are crucial for Loki to locate and access the stored data.