111f0d0721
New APIs:
+ RollbackPoints()
- Retrieves the available list of rollback points: epoch+meta.
- The application will need to check with the meta to decide
on the rollback point.
+ Rollback()
- API requires a rollback point identified by the first API.
- Atomically & Durably rolls back the index to specified point,
provided the specified rollback point is still available.
+ Unit test: TestIndexRollback
- Writes a batch.
- Sets the rollback point.
- Writes second batch.
- Rollback to previously decided point.
- Ensure that data is as is before the second batch.
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| .. | ||
| scorch | ||
| store | ||
| upsidedown | ||
| analysis.go | ||
| field_cache.go | ||
| index.go | ||