KVDK version 1.0.0 is a high performance persistent key-value storage solution based on Intel Persistent Memory.

Features

KVDK supports multiple data types along with several advanced features.

• Multiple data types. Raw string KV, sorted KV collection, hash KV collection and list.
• Basic KV operation. Like Get/Put/Update/Delete key-value pairs, and snapshot based scan.
• Expire data on time. Set a TTL (time-to-live) for a string KV or a collection in KVDK.
• Atomic Read-Modify-Write of key-value pairs.
• Atomic batch write across data types.
• Read-committed transaction across data types.
• Consistent dump & restore data to/from storage.
• Consistent checkpoint. Make a checkpoint at run time and restore data to the checkpoint at next startup.
• Multiple language APIs. C/C++/Java.

Public API

Please refer to doc/user_doc.md and examples/tutorial for public API and examples.

Performance

Please refer to doc/benchmark.md for benchmarking.