github.com/dgraph-io/dgraph

Added

• Support GraphQL vars as args for Regexp function. #2353
• Support GraphQL vars with filters. #2359
• Add JSON mutations to raw HTTP. #2396

Fixed

• Fix math >= evaluation. #2365
• Avoid race condition between mutation commit and predicate move. #2392
• Ability to correctly distinguish float from int in JSON. #2398
• Remove dummy data key. #2401
• Serialize applying of Raft proposals. Concurrent application was complex and cause of multiple bugs. #2428.
• Improve Zero connections.
• Fix bugs in snapshot move, refactor code and improve performance significantly. #2440, #2442
• Add error handling to GetNoStore. Fixes #2373.
• Fix bugs in Bulk loader. #2449
• Posting List and Raft bug fixes. #2457

Changed

• Pull in Badger v1.5.2.
• Raft storage is now done entirely via Badger. This reduces RAM consumption by previously used MemoryStorage. #2433
• Trace how node.Run loop performs.
• Allow tweaking Badger options.

Note: This change modifies some flag names. In particular, Badger options are now exposed via flags named with --badger. prefix.

Added

• Option to have server side sequencing.
• Ability to specify whitelisted IP addresses for admin actions.

Fixed

• Fix bug where predicate with string type sometimes appeared as _:uidffffffffffffffff in exports.
• Validate facet value should be according to the facet type supplied when mutating using N-Quads (#2074).
• Use time.Equal function for comparing predicates with datetime(#2219).
• Skip BitEmptyPosting for has queries.
• Return error from query if we don't serve the group for the attribute instead of crashing (#2227).
• Send maxpending in connection state to server (#2236).
• Fix bug in SP* transactions (#2148).
• Batch and send during snapshot to make snapshots faster.
• Don't skip schema keys while calculating tablets served.
• Fix the issue which could lead to snapshot getting blocked for a cluster with replicas (#2266).
• Dgraph server retries indefinitely to connect to Zero.
• Allow filtering and regex queries for list types with lossy tokenizers.
• Dgraph server segfault in worker package (#2322).
• Node crashes can lead to the loss of inserted triples (#2290).

Changed

• Cancel pending transactions for a predicate when predicate move is initiated.
• Move Go client to its own repo at dgraph-io/dgo.
• Make expand(_all_) return value and uid facets.
• Add an option to specify a @lang directive in schema for predicates with lang tags.
• Flag memory_mb has been changed to lru_mb. The default recommended value for lru_mb is one-third of the total RAM available on the server.