fallintoplace opened a new pull request, #1811:
URL: https://github.com/apache/iceberg-go/pull/1811

   ## What changed
   
   - Delete files with up to 16 workers in `BlobFileIO.DeleteFiles`.
   - Keep best-effort deletes, missing-file handling, and joined errors.
   - Keep deleted paths and errors in input order.
   - Add a test for the concurrency cap and result ordering.
   
   ## Why
   
   `DeleteFiles` was deleting one object at a time. This makes cleanup slow 
when a cloud store has many files.
   
   ## Speed
   
   Local synthetic benchmark on an Apple M1 Pro:
   
   - 64 files
   - 5 ms simulated delete latency per file
   - serial: 386.6 ms
   - concurrent: 24.0 ms
   - speedup: 16.1x
   
   This measures request latency hiding. It is not a provider-specific 
benchmark.
   
   ## Tests
   
   - `go test -p 2 ./...`
   - `go test -race ./io/gocloud -run TestBlobFileIODeleteFiles -count=1`
   - `go vet ./io/gocloud`


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