What's new

Server

• [Backup] fixed issue with testing AWS credentials when custom URL is used
• [Backup] fixed issue with rescheduling backup when during processing it is being moved to another node
• [Backup] added 'ForcePathStyle' option to S3 settings
• [Backup] properly escaping tombstone ID during backup
• [Backup] fixed issue when exporting and importing could lose ID capitalization when cluster transaction with atomic guard was used to create that document
• [Cluster] idle indexes should not be taken into account when calculating promotable state
• [Compare Exchange] fixed possible NRE when 'AddOrUpdateCompareExchangeCommand' is executed due to possibility of early context release
• [Configuration] added 'Indexing.TimeSinceLastQueryAfterWhichDeepCleanupCanBeExecutedInMin' configuration option
• [Configuration] added 'Indexing.IndexStartupBehavior' configuration option
• [ETL] fixed possibility of infinite loop in ETL (backported from 5.2)
• [ETL] fixed issue with removing node from database too early when deletion status is still set to 'no'
• [Indexing] added support for 'LoadDocument' without adding a tracking reference
• [Indexing] early stop reference processing if server is under memory pressure
• [Indexing] fixed issue with retrying 'OutputReduceToCollectionCommand' in transaction merger which could result in not deleting relevant documents
• [Indexing] fixed issue with calculating hash incorrectly for double values in map-reduce indexes causing increased number of hash collisions to handle
• [Indexing] expose batch complete reason in the indexing performance stats for Cleanup & References
• [Querying] fixed issue with calculating total number of results when using collection query on a non-existent property
• [Querying] properly handling NULL_VALUE when sorting alphanumerically
• [Querying] added the ability to do JavaScript projection of Time Series values
• [Replication] fixed issue with calculating properly HasRevisions flag when replicating document delete
• [Replication] revision configuration should create revision bin for documents deleted by replication
• [Replication] expose incoming replication stats from external replication to the Ongoing Tasks View
• [Time Series] decrease CPU usage during streaming of large time series
• [Time Series] added Incremental Time Series to Sample Data
• [Transactions] fixed issue with re-running some of the commands when merging fails and they need to be executed once again one by one
• [Voron] using 'mmap' instead of 'posix_memalign' when allocating 4KB aligned memory for encryption buffers to avoid memory fragmentation
• [.NET] updated to .NET 5.0.13

Client API

• [Session] fixed issue with conditional get yielding a different result during 2nd request
• [Session] take into account NoCache flag from SessionOptions when handling Lazy operations
• [Querying] throw when whole entity instance is compared inside conditional statement
• [Querying] support for using select after select (will be handled same as 'let')
• [Querying] caching index metadata to increase query building process performance
• [Querying] caching query parameter names to increase query build process performance

Other

• [Docker] added the ability to override server URL via RAVEN_ServerUrl environment variable

Features

• [ETL] added support for Elasticsearch. Thanks @djordjedjukic for an external contribution. Documentation
• [Patching] added support for JSON Patch. Documentation
• [Subscriptions] added support for Concurrent Subscriptions. Documentation
• [Time Series] added support for Incremental Time Series. Documentation
• [PostgreSQL] added support for PostgreSQL protocol. Documentation
• [Power BI] added integration with Power BI via PostgreSQL protocol. Documentation
• [RQL Code Assistance] added in Studio Query View improved Code Assistance based on ANTLR
• [TCP Compression] added support for compressing data via TCP connections (Replication, Subscriptions)

Server

• [Backup] support for 'ForcePathStyle' in AWS S3 settings
• [Backup] exporting and importing compare exchange values should not lowercase the compare exchange keys
• [Cluster] cluster observer should ignore idle indexes when calculating promotable state
• [Cluster] fixed issue with removing node too early from the database topology when deleting the database
• [ETL] added the ability to filter-out deletion on updates of documents
• [Indexing] fixed issue with too eager deletion of output documents when OutputReduceToCollectionCommand is retried by transaction merger
• [Indexing] fixed issue with map-reduce value hashing algorithm that could produce more hash collisions than needed
• [Patching] when executing patch or delete by query and transaction merger re-runs command we should reset state of the commands properly
• [Querying] added support for JavaScript projection of Time Series values
• [Querying] properly take offset into account when doing collection query
• [Querying] fixed issues with sorting when alphanumeric sorting
• [Replication] properly calculate Sink Task URLs
• [Revisions] revision configuration should create revision bin for documents deleted by replication
• [RQL] added support for returning arrays from projections

Client API

• [Conventions] added 'DisableTcpCompression' convention
• [Operations] added 'JsonPatchOperation'
• [Querying] will throw after detecting comparison of a full document
• [Querying] optimized query building significantly by caching index metadata and parameter names
• [Subscriptions] added support for handling compressed data

Studio

• [Notifications] added query parameters to 'page size too big' window