dgraph-io/badger v2.2007.0

BadgerDB v2.2007.0

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Fixed

• Add a limit to the size of the batches sent over a stream. (#1412)
• Fix Sequence generates duplicate values (#1281)
• Fix race condition in DoesNotHave (#1287)
• Fail fast if cgo is disabled and compression is ZSTD (#1284)
• Proto: make badger/v2 compatible with v1 (#1293)
• Proto: Rename dgraph.badger.v2.pb to badgerpb2 (#1314)
• Handle duplicates in ManagedWriteBatch (#1315)
• Ensure bitValuePointer flag is cleared for LSM entry values written to LSM (#1313)
• DropPrefix: Return error on blocked writes (#1329)
• Confirm badgerMove entry required before rewrite (#1302)
• Drop move keys when its key prefix is dropped (#1331)
• Iterator: Always add key to txn.reads (#1328)
• Restore: Account for value size as well (#1358)
• Compaction: Expired keys and delete markers are never purged (#1354)
• GC: Consider size of value while rewriting (#1357)
• Force KeepL0InMemory to be true when InMemory is true (#1375)
• Rework DB.DropPrefix (#1381)
• Update head while replaying value log (#1372)
• Avoid panic on multiple closer.Signal calls (#1401)
• Return error if the vlog writes exceeds more than 4GB (#1400)

Performance

• Clean up transaction oracle as we go (#1275)
• Use cache for storing block offsets (#1336)

Features

• Support disabling conflict detection (#1344)
• Add leveled logging (#1249)
• Support entry version in Write batch (#1310)
• Add Write method to batch write (#1321)
• Support multiple iterators in read-write transactions (#1286)

New APIs

• Badger.DB
  • NewManagedWriteBatch (#1310)
  • DropPrefix (#1381)
• Badger.Option
  • WithDetectConflicts (#1344)
  • WithKeepBlockIndicesInCache (#1336)
  • WithKeepBlocksInCache (#1336)
• Badger.WriteBatch
  • DeleteAt (#1310)
  • SetEntryAt (#1310)
  • Write (#1321)

Changes to Default Options

• DefaultOptions: Set KeepL0InMemory to false (#1345)
• Increase default valueThreshold from 32B to 1KB (#1346)

Deprecated

• Badger.Option
  • WithEventLogging (#1203)

Reverts

This section lists the changes which were reverted because of non-reproducible crashes.

• Compress/Encrypt Blocks in the background (#1227)