Changed

• [BREAKING] Feat(flags): expand badger to accept all valid options (#7677)
• [BREAKING] Feat(Dgraph): Read-Only replicas (#7272)
• [BREAKING] Consolidate multiple flags into Superflags (#7436) (#7337) (#7560) (#7652) (#7675)
• [BREAKING] Feat(zero): Make zero lease out namespace IDs (#7341)
• [BREAKING] Fix(commit): make txn context more robust (#7659)
• [BREAKING] Fix(Query): Return error for illegal math operations. (#7631)
• [BREAKING] Rename Badger metrics. (#7507)
• [BREAKING] Fix(Backups): new badger Superflag, NumGoroutines option solves OOM crashes (#7387)
• [BREAKING] Remove restore tracker as its not necessary (#7148)
• [BREAKING] Chore(GraphQL): Remove dgraph.graphql.p_sha256hash predicate and merge it into dgraph.graphql.p_query (#7451)
• [BREAKING] Introducing Multi-Tenancy in dgraph (#7293) (#7400) (#7397) (#7399) (#7377) (#7414) (#7418)

Added

• GraphQL

  • Feat(GraphQL): Zero HTTP endpoints are now available at GraphQL admin (GraphQL-1118) (#6649) (#7670)
  • Feat(GraphQL): Webhooks on add/update/delete mutations (GraphQL-1045) (#7494) (#7616)
  • Feat(GraphQL): Allow Multiple JWKUrls for auth. (#7528) (#7581)
  • Feat(GraphQL): allow string --> Int64 hardcoded coercing (#7584)
  • Feat(Apollo): Add support for @provides and @requires directive. (#7503)
  • Feat(GraphQL): Handle upsert with multiple XIDs in case one of the XIDs does not exist (#7472)
  • Feat(GraphQL): Delete redundant reference to inverse object (#7469)
  • Feat(GraphQL): upgarde GraphQL-transport-ws module (#7441)
  • Feat(GraphQL): This PR allow multiple @id fields in a type. (#7235)
  • Feat(GraphQL): Add support for GraphQL Upsert Mutations (#7433)
  • Feat(GraphQL): This PR adds subscriptions to custom DQL. (#7385)
  • Feat(GraphQL): Make XID node referencing invariant of order in which XIDs are referenced in Mutation Rewriting (#7448)
  • Feat(GraphQL): Dgraph.Authorization should with irrespective of number of spaces after # (#7410)
  • Feat(GraphQL): adding auth token support for regexp, in and arrays (#7039)
  • Feat(GraphQL): Extend Support of IN filter to all the scalar data types (#7340)
  • Feat(GraphQL): Add @include and @skip to the Directives (#7314)
  • Feat(GraphQL): add support for has filter with list of arguments. (#7406)
  • Feat(GraphQL): Add support for has filter on list of fields. (#7363)
  • Feat(GraphQL): Allow standard claims into auth variables (#7381)
  • Perf(GraphQL): Generate GraphQL query response by optimized JSON encoding (GraphQL-730) (#7371)
  • Feat(GraphQL): Extend Support For Apollo Federation (#7275)
  • Feat(GraphQL): Support using custom DQL with @groupby (#7476)
  • Feat(GraphQL): Add support for passing OAuth Bearer token as authorization JWT (#7490)

• Core Dgraph

  • Feat(query): Add mechanism to have a limit on number of pending queries (#7603)
  • Perf(bulk): Reuse allocator (#7360)
  • Perf(compression): Use gzip with BestSpeed in export and backup (#7643) (#7683)
  • Feat(flags): Add query timeout as a limit config (#7599)
  • Opt(reindex): do not try building indices when inserting a new predicate (#7109)
  • Perf(txn): de-duplicate the context keys and predicates (#7478)
  • Feat(flags): use Vault for ACL secrets (#7492)
  • Feat(bulk): Add /jemalloc HTTP endpoint. (#7165)
  • Feat(metrics): Add Dgraph txn metrics (commits and discards). (#7339)
  • Feat(Bulk Loader + Live Loader): Supporting Loading files via s3/minio (#7359)
  • Feat(metrics): Add Raft leadership metrics. (#7338)
  • Use Badger's value log threshold of 1MB (#7415)
  • Feat(Monitoring): Adding Monitoring for Disk Space and Number of Backups (#7404)
  • Perf: simple simdjson solution with 30% speed increase (#7316)

• Enterprise Features

  • Perf(Backup): Improve backup Performance (#7601)
  • Make backup API asynchronous
  • Perf(backups): Reduce latency of list backups (#7435)
  • Feat(acl): allow setting a password at the time of creation of namespace (#7446)
  • Feat(enterprise): audit logs for alpha and zero (#7295)
  • Feat(enterpise): Change data capture (CDC) integration with kafka (#7395)
  • Perf(dgraph) - Use badger sinceTs in backups (#7392)
  • Perf(backup): Reorganize the output of lsbackup command (#7354)

Fixed

• GraphQL

  • Fix(GraphQL): Fix Execution Trace for Add and Update Mutations (#7656)
  • Fix(GraphQL): Add error handling for unrecognized args to generate directive. (#7612)
  • Fix(GraphQL): Fix panic when no schema exists for a new namespace (#7630)
  • Fix(GraphQL): Fixed output coercing for admin fields. (#7617)
  • Fix(GraphQL): Fix lambda querying a lambda field in case of no data. (#7610)
  • Fix(GraphQL): Undo the breaking change and tag it as deprecated. (#7602)
  • Fix(GraphQL): Add extra checks for deleting UpdateTypeInput (#7595)
  • Fix(persistent): make persistent query namespace aware (#7570)
  • Fix(GraphQL): remove support of @id directive on Float (#7583)
  • Fix(GraphQL): Fix mutation with Int Xid variables. (#7565) (#7588)
  • Fix(GraphQL): Fix error message when dgraph and GraphQL schema differ.
  • Fix(GraphQL): Fix custom(dql: ...) with __typename (GraphQL-1098) (#7569)
  • Fix(GraphQL): Change variable name generation for interface auth rules (#7559)
  • Fix(GraphQL): Apollo federation now works with lambda (GraphQL-1084) (#7558)
  • Fix(GraphQL): Fix empty remove in update mutation patch, that remove all the data for nodes in filter. (#7563)
  • Fix(GraphQL): Fix order of entities query result (#7542)
  • Fix(GraphQL): Change variable name generation from Type<Num> to Type_<Num> (#7556)
  • Fix(GraphQL): Fix duplicate xid error for multiple xid fields. (#7546)
  • Fix(GraphQL): Fix query rewriting for multiple order on nested field. (#7523)
  • Fix(GraphQL) Fix empty type Query with single extended type definition in the schema. (#7517)
  • Fix(GraphQL): Added support for parameterized cascade with variables. (#7477)
  • Fix(GraphQL): Fix fragment expansion in auth queries (GraphQL-1030) (#7467)
  • Fix(GraphQL): Refactor Mutation Rewriter for Add and Update Mutations (#7409)
  • Fix(GraphQL): Fix @auth rules evaluation in case of null variables in custom claims. (#7380)
  • Fix(GraphQL): Fix interface query with auth rules. (#7401)
  • Fix(GraphQL): Added error for case when multiple filter functions are used in filter. (#7368)
  • Fix(subscriptions): Fix subscription to use the kv with the max version (#7349)
  • Fix(GraphQL):This PR Fix a panic when we pass a single ID as a integer and expected type is [ID].We now coerce that to type array of string. (#7325)
  • Fix(GraphQL): This PR Fix multi cors and multi schema nodes issue by selecting one of the latest added nodes, and add dgraph type to cors. (#7270)
  • Fix(GraphQL): This PR allow to use __typename in mutation. (#7285)
  • Fix(GraphQL): Fix auth-token propagation for HTTP endpoints resolved through GraphQL (GraphQL-946) (#7245)
  • Fix(GraphQL): This PR addd input coercion from single object to list and Fix panic when we pass single ID in filter as a string. (#7133)
  • Fix(GraphQL): adding support for @id with type other than strings (#7019)
  • Fix(GraphQL): Fix panic caused by incorrect input coercion of scalar to list (#7405)

• Core Dgraph

  • Fix(flag): Fix bulk loader flag and remove flag parsing from critical path (#7679)
  • Fix(query): Fix pagination with match functions (#7668)
  • Fix(postingList): Acquire lock before reading the cached posting list (#7632)
  • Fix(zero): add a ratelimiter to limit the uid lease per namespace (#7568)
  • Fixing type inversion in ludicrous mode (#7614)
  • Fix(/commit): protect the commit endpoint via acl (#7608)
  • Fix(login): Fix login based on refresh token logic (#7637)
  • Fix(Query): Fix cascade pagination with 0 offset. (#7636)
  • Fix(telemetry): Track enterprise Feature usage (#7495)
  • Fix(dql): Fix error message in case of wrong argument to val() (#7543)
  • Fix(export): Fix namespace parameter in export (#7524)
  • Fix(live): Fix usage of force-namespace parameter in export (#7526)
  • Fix(Configs): Allow hierarchical notation in JSON/YAML configs (#7498)
  • Fix upsert mutations (#7515)
  • Fix(admin-endpoints): Error out if the request is rejected by the server (#7511)
  • Fix(Dgraph): Throttle number of files to open while schema update (#7480)
  • Fix(metrics): Expose Badger LSM and vlog size bytes. (#7488)
  • Fix(schema): log error instead of panic if schema not found for predicate (#7502)
  • Fix(moveTablet): make move tablet namespace aware (#7468)
  • Fix(dgraph): Do not return reverse edges from expandEdges (#7461)
  • Fix(Query): Fix cascade with pagination (#7440)
  • Fix(Mutation): Deeply-nested uid facets (#7455)
  • Fix(live): Fix live loader to load with force namespace (#7445)
  • Fix(sort): Fix multi-sort with nils (#7432)
  • Fix(GC): Reduce DiscardRatio from 0.9 to 0.7 (#7412)
  • Fix(jsonpb): use gogo/jsonpb for unmarshalling string (#7382)
  • Fix: Calling Discard only adds to txn_discards metric, not txn_aborts. (#7365)
  • Fix(Dgraph): check for deleteBelowTs in pIterator.valid (#7288)
  • Fix(dgraph): Add X-Dgraph-AuthToken to list of access control allowed headers
  • Fix(sort): Make sort consistent for indexed and without indexed predicates (#7241)
  • Fix(ludicrous): Fix logical race in concurrent execution of mutations (#7269)
  • Fix(restore): Handle MaxUid=0 appropriately (#7258)
  • Fix(indexing): use encrypted tmpDBs for index building if encryption is enabled (#6828)
  • Fix(bulk): save schemaMap after map phase (#7188)
  • Fix(DQL): Fix Aggregate Functions on empty data (#7176)
  • Fixing unique proposal key error (#7218)
  • Fix(Chunker): JSON parsing Performance (#7171)
  • Fix(bulk): Fix memory held by b+ tree in reduce phase (#7161)
  • Fix(bulk): Fixing bulk loader when encryption + mtls is enabled (#7154)

• Enterprise Features

  • Fix(restore): append the object path preFix while reading backup (#7686)
  • Fix restoring from old version for type (#7456)
  • Fix(backup): Fix Perf issues with full backups (#7434)
  • Fix(export-backup): Fix memory leak in backup export (#7452)
  • Fix(ACL): use acl for export, add GoG admin resolvers (#7420)
  • Fix(restore): reset acl accounts once restore is done if necessary (#7202)
  • Fix(restore): multiple restore requests should be rejected and proposals should not be submitted (#7118)