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BadgerDB has changed a lot over the latest year so we released a new version with a brand new API.

Read our CHANGELOG for more details on the exact changes, or the announcement post on our blog.

New features

The main new features are:

• The Stream framework has been migrated from Dgraph into BadgerDB.
• A new StreamWriter was added for concurrent writes for sorted streams.
• You can now subscribe to changes in a DB with the DB.Subscribe method.
• A new builder API has been added to reduce the boilerplate related to badger.Options.

Breaking API changes

The following changes might impact your code:

• badger.ManagedDB has been deprecated and merged into badger.DB. You can still use badger.OpenManaged.
• The badger.Options.DoNotCompact option has been removed.
• badger.DefaultOptions and badger.LSMOnlyOptions are now functions that receive a directory path as a parameter.
• All the methods on badger.Txn with name starting in SetWith have been deprecated and replaced with a builder API for type badger.Entry.
• badger.Item.Value now receives a function that returns an error.
• badger.Txn.Commit doesn't receive any params anymore.
• badger.DB.Tables now accepts a boolean to decide whether keys should be counted.

Others

Many new commands and flags have been added to the badger CLI tool, read the CHANGELOG for more details.