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badger v2.0.0-rc1 Release Notes

Release Date: 2019-06-20 // almost 5 years ago

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

    ⬆️ BadgerDB v2.0.0 corresponds to the current status of master as June 20th, so if you're using latest you should not have any issues upgrading.

    Read our CHANGELOG for more details on the exact changes.

    🆕 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 boiler plate 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.
    • 0️⃣ 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.