pogreb

• Fix an edge case causing recovery to fail.

Changed

• Improve error reporting.

Fixed

• Fix compilation for 32-bit OS.

Added

• Memory-mapped file access can now be disabled by setting Options.FileSystem to fs.OS.

Changed

• The default file system implementation is changed to fs.OSMMap.

Changed

• Write-ahead log doesn't rely on wall-clock time anymore. It prevents potential race conditions during compaction and recovery.

Fixed

• Fix recovery writing extra delete records.

• Improve Go 1.14 compatibility (remove "unsafe" usage).

This release replaces the unstructured data file for storing key-value pairs with a write-ahead log.

• In the event of a crash or a power loss the database is automatically recovered.
• Optional background compaction allows reclaiming disk space occupied by overwritten or deleted keys.
• Fix disk space overhead when storing small keys and values.