What's new

Server

• [Compare Exchange] Added ability to store null as compare exchange value
• [Cluster] Stability improvements
• [CSV] Fixed missing Raven-Clr-Type in Export/Import CSV
• [Debugging] Added /cluster/topology to the debug package info
• [Indexing] Fixed cleanup on idle index
• [Indexing] Recreating index writer on EarlyOutOfMemoryException
• [Patching] Fixed memory leak
• [Replication] Fixed conflict creation of HiLo documents
• [Suggestions] Fixed index writer recreation after indexing batch
• [Setup Wizard] Fixed port issue when setting up cluster
• [Voron] Fixed error handling in async transactions
• Fixed possible race condition during server initialization when using HTTPS

Client

• [Configuration] Preventing multiple calls to configuration/client endpoint
• [Projections] Fixed calculations on integers
• [RQL] Marking 'limit' and 'offset' as reserved keywords
• [Querying] Fixed custom converters usage when serializing query parameters
• [Session] Fixed changes detection of session.Advanced.WhatChanged()
• [Session] Fixed session clearing

Studio

• [Licensing] Added Renew option if license is expired
• [Cluster] Fixed displayed version after server update on Cluster view
• [Cluster] Fixed Cluster view constantly showing Voting in Progress

Server

• [Attachments] preventing the insertion of a document with attachment if those do not exist
• [Cluster] fixed possible loop that could occur during database deletion when database was removed immediately after it was created
• [Cluster] stability improvements
• [Encryption] better memory management when database is being encrypted
• [Indexing] proper change detection when additional sources are changing
• [Migration] fixed RavenFS NRE and context misuse
• [Patching] fixed issue with rounding when overwriting ints with decimals
• [Patching] fixed possibility of endless loop when no modifications are being applied by the patch
• [Patching] patching by index query should properly delay the cancellation token
• [Querying] fixed 'TotalResults' value when streaming using collection query
• [Querying] optimized Lucene query generation, by removing redundant parathesis, which reduces the computation power needed by the Lucene to process the query
• [Replication] fixed 'item with the same key has already been added' issue
• [Subscriptions] added the ability to disable subscription w/o a name
• [Voron] fixing syncing issue due to missing handling of empty journal
• [.NET Core] updated to 2.1.11

Embedded

• 'WaitForUserToContinueTheTest' will only trigger when debugger is attached

Client

• [Caching] aggressive cache now has an option to 'do not track changes' via Changes API (passive mode)
• [Caching] properly update the cache generation if the document wasn't modified
• [Conventions] added AggresiveCache conventions for 'Duration' and 'Mode'
• [Memory] fixed possible memory leaks when Changes API is used or change detection is executed
• [Patching] patching a field with 'null' value should not throw 'NullReferenceException'
• [Projections] using 'id()' in map-reduce indexes, instead of 'Id' to let decide the server-side from where the identifier should be retrieved
• [Querying] added 'SearchOperator' parameter to 'Search' method
• [Querying] parameters should not use the convention serializer
• [Session] using read balance behavior from request executor, so it can be properly injected by the server-side

Server

• [Backups] fixed calculation if incremental backup should have been started when only Compare Exchange and/or Identities were changed
• [Cluster] stability improvements
• [Cluster] fixed possibility of database hanging in 'pending for deletion' progress
• [Cluster] prevent adding node to a cluster when leader is initialized with port 0 (random)
• [Documents] better validation for document ID, counter & attachment name sizes
• [ETL] fixed failover in ETL that could occur when node was no relevant for this operation
• [ETL] fixed the possibility of ETL hanging when too many counters were replicated at once
• [Indexing] fixed possible NRE when defining Output Collection in JavaScript indexes
• [Indexing] better index name validation
• [Indexing] added support for Count() method, previously only Count property was supported
• [Indexing] optimize querying, by reusing and refreshing the IndexReader, not opening a new one after each indexing batch
• [Indexing] filtering-out terms that do not have any matching documents anymore
• [Indexing] fixed issue with switching back index to normal operation from low-memory mode
• [JavaScript] fixed possibility of non-disposing the blittable JSON objects, when patching script was throwing an exception
• [Subscriptions] limited the maximum send batch size to 32MB on x64 and 4MB on x86 machines
• [Subscriptions] fixed the possibility of an invalid Subscription state in non-leader nodes
• [Replication] fixed Counter replication discrepancies
• [Replication] fixed missing Attachment handling in Replication that could case endless repeats of replicationbatches in certain cases
• [RQL] support for 'exact' in 'startsWith' and 'endsWith'
• [Voron] fixed possible 'UnauthorizedAccessException' that could happen during disposal or deletion of a database of an index
• [.NET Core] updated to .NET Core 2.1.10

Client API

• [Compare Exchange] correctly escape characters in URLs
• [LINQ] taking into account 'PropertyNameAttribute' from JSON.NET when converting LINQ to RQL
• [Projections] fixed issue with projecting array length to custom projection class
• [Projections] fixed issue with projecting identity of sub-collection object
• [Projections] properly handling counter names with spaces
• [Projections] fixed issue with projections failing when there are multiple loads with nested sibling lists
• [Querying] support for 'exact' in 'StartsWith' and 'EndsWith'
• [Session] state of Session will be cleared only after successful SaveChanges operation
• [Subscriptions] fixed issue with retrieving subscription information via 'GetOngoingTaskInfoOperation'
• fixed possible StackOverflowException that could occur rarely during Database deletion when Client tried to switch to a different node

Studio

• [Indexing] added 'LowerCaseWhitespaceAnalyzer' to the list of analyzers
• [Storage] added Storage Report for Server Store
• reduced CPU usage needed for 'Server Dashboard View'
• fixed memory leak in 'Server Dashboard View'
• fixed caching issue with Studio files

Server

• [Backup] Fixed possible NRE if last backup status was created in older version
• [Backup] Fixed restore operation so it won't create new change vectors
• [Backup] Fixed restore of backup including subscriptions
• [Cluster] Stability improvements
• [Configuration] Added Storage.SkipChecksumOnRecovery option
• [Data Subscriptions] Fixed respecting of MaxBatchSize option
• [Data Subscriptions] Fixed possible AVE on running subscription when database is being shut down
• [Indexing] Fixed possible deadlock during indexing replacement
• [Indexing] Fixed deletion of artificial documents created by map-reduce indexes
• [Revisions] Fixed consistency of revision replication
• [Replication] Fixed possible AVE on attachment replication
• [Replication] Fixed concurrent access to context in incoming replication handler
• [Replication] Fixed memory leak when replicating attachments
• [Replication] Improved handling of dealing with large incoming replication batches
• [Transaction Replay] Fixed possible NRE
• [Voron] Reduced initial storage size when running on x86
• [Voron] Fixed usage of encrypted db when running on x86
• [Voron] Fixed handling of global indexes usage which could result in AVE or even heap corruption
• [.NET Core] Updated to .NET Core 2.1.9

Client

• [Operations] Added overload to GetOngoingTaskInfoOperation allowing to get task info by name
• [Querying] Fixed projections with the usage of multiple let statements
• [Querying] Fixed usage of Select in Include for empty lists
• [Querying] Allow to define boost 0 from the client API

Embedded

• [Embedded] Added copying missing .so and .dylib files
• [Embedded] Added ServerDirectory option to allow to point to a server directory

Studio

• Layout improvements

Server

• [Cluster] Fixed logging of exceptions
• [Compaction] Fixed compaction on 32 bits
• [Compare Exchange] Deleting compare exchange entries on a database deletion
• [Indexing] Fixed edge case in data compression of map-reduce indexes
• [Indexing] Added support for the usage of Normalize() method on string values
• [Indexing] Fixed indexing of deleted documents
• [Replication] Fixed database change vector update if there are conflicts
• [Replication] Fixed handling of conflicted revisions
• [Replication] Fixed possible AccessViolationException when replicating huge batch
• [Replication] Fixed replication of revisions
• [Setup Wizard] Fixed continuation of cluster setup from a ZIP file
• [Smuggler] Fixed possible NRE during import of tombstones
• [Smuggler]] Fixed import if only revisions are loaded
• [.NET Core] Updated to .NET Core 2.1.8

Tools

• [Voron Recovery] Disabled data file syncing during the recovery

Studio

• Added view for Transaction Record / Replay feature