github facebook/rocksdb v9.11.1
RocksDB 9.11.1 Release

3 days ago

9.11.1 (02/19/2025)

New Features

  • Added the ability to plug-in a custom table reader implementation. See include/rocksdb/external_table_reader.h for more details.

9.11.0 (01/17/2025)

New Features

  • Introduce CancelAwaitingJobs() in CompactionService interface which will allow users to implement cancellation of running remote compactions from the primary instance
  • Experimental feature: RocksDB now supports defining secondary indices, which are automatically maintained by the storage engine. Secondary indices provide a new customization point: applications can provide their own by implementing the new SecondaryIndex interface. See the SecondaryIndex API comments for more details. Note: this feature is currently only available in conjunction with write-committed pessimistic transactions, and Merge is not yet supported.
  • Provide a new option track_and_verify_wals to track and verify various information about WAL during WAL recovery. This is intended to be a better replacement to track_and_verify_wals_in_manifest.

Public API Changes

  • Add io_buffer_size to BackupEngineOptions to enable optimal configuration of IO size
  • Clean up all the references to random_access_max_buffer_size, related rules and all the clients wrappers. This option has been officially deprecated in 5.4.0.
  • Add file_ingestion_nanos and file_ingestion_blocking_live_writes_nanos in PerfContext to observe file ingestions
  • Offer new DB::Open and variants that use std::unique_ptr<DB>* output parameters and deprecate the old versions that use DB** output parameters.
  • The DB::DeleteFile API is officially deprecated.

Behavior Changes

  • For leveled compaction, manual compaction (CompactRange()) will be more strict about keeping compaction size under max_compaction_bytes. This prevents overly large compactions in some cases (#13306).
  • Experimental tiering options preclude_last_level_data_seconds and preserve_internal_time_seconds are now mutable with SetOptions(). Some changes to handling of these features along with long-lived snapshots and range deletes made this possible.

Bug Fixes

  • Fix a longstanding major bug with SetOptions() in which setting changes can be quietly reverted.

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