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LSEG.Data and LSEG.Data.Content Release Notes

2.0.0

  • Rebranding
    • All namespaces have been updated from "Refinitiv..." to "LSEG...".
    • Updated configurations: all files and folders containing "Refinitiv" in their names or content have been changed to "LSEG".
  • Default Session Update
    • The default session has been changed from "platform" to "desktop".
  • .NET8 Support
    • The library now supports .NET 4.8, .NET 6, and .NET 8.
  • Performance Enhancements
    • Improved hardware resource utilization and overall performance when streaming price data.
  • Bug Fixes and Improvements
    • Resolved an issue with the Chain Stream Update Complete callback when swapping instruments in different chain segments.
    • Fixed a bug when processing FidValues for Summaries streaming data.
    • Addressed service assignment issues for Summaries Definition.
    • Corrected WebSocket outstanding operation exceptions occurring when opening multiple streams using Task.WhenAll.
    • Fixed timestamping for the current bar in intraday periods.
    • Resolved cloud credentials refresh issues for messaging services during session reconnects.
    • Fixed a bug related to qualifier actions filtering for Summaries streaming data.
  • New Features for Chain Streams
    • Extended Chain Streams with additional callbacks for complete refresh/update events for a given chain.
  • Minor Fixes
    • Corrected a minor bug when handling columns of DBNull type.
    • Fixed a minor issue when filtering data table fields based on qualifier actions.
    • Resolved a bug related to incorrect column types when retrieving summaries data.
  • LSEG.Data
    • Fixed issue disposing of OMM streaming connection.
  • LSEG.Data.Content
    • Fixed issue with .NET Framework 4.8 processing TSI updates.
    • Added support for Historical Pricing interfaces to prepend a forward slash (/) to instruments. This applies a delayed QoS to the request.

1.0.0-beta5

  • Refinitiv.Data

    • Added support for new OAuth 2.0 (Client Credentials) authentication:
      • Client ID/Client Secret support.
    • Fixed URL endpoint mapping issue on Linux-based systems.
    • Updated configuration discovery to recognize the user's HOME directory across platforms (Windows/MacOS/Linux).
    • Escaped representation of string values applied to any GET endpoint request within the PATH parameter.
    • Resolved directory issue locating the .portInUse file on MacOS/Linux-based systems.
    • Sessions now support optional specification of either a Stream or Json object (JObject) for application configuration. This replaces DataLibraryConfig.SetConfigStream() and DataLibraryConfig.SetConfigFile().

  • Refinitiv.Data.Content

    • Added new TimeSeries (TS) capabilities for the Historical Pricing service, enabling streaming TimeSeries bars based on various request frequencies (Events, Intraday, and Interday intervals). Requires Proxy version 3.6.0.
    • Updated Historical Pricing Summaries.Sessions to HistoricalPricing.Sessions.
    • Fixed issues with:
      • Specifying EventTypes, Adjustments, or Sessions for Historical Events requesting multiple instruments.
      • Specifying Adjustments or Sessions for Historical Interday Summaries with multiple instruments.
    • Updated DataTable properties to align with native backend service data types.
    • Enhanced configuration options for RDP news story services to handle desktop vs. platform implementations.

1.0.0-beta4

  • Refinitiv.Data

    • Introduced new streaming services:
      • Added RDPStream to support Quantitative Analytics, Custom Instruments, and Benchmarks.
      • Dynamic discovery and request capabilities for OMM and RDP streams.
      • OMMStream.Definition.Api supports additional OMM streaming services.
    • Updated IPlatformSession.OnStreamingEndpoint signature to include more streaming services.
    • Fixed duplicate endpoint handling in stream discovery.

  • Refinitiv.Data.Content

    • Standardized Financial Contracts interface in IPA to support all assets with JSON requests.
    • Added a streaming interface to IPA Financial Contracts.
    • Enhanced QoS settings for all HistoricalPricing interfaces.
    • Updated SymbolConversion to auto-select appropriate Search variants based on the session type.
    • Updated the Chain interface for compatibility with the new RDP endpoint service.

1.0.0-beta3

  • Shared Features (Refinitiv.Data & Refinitiv.Data.Content)

    • Minimum support for .NET Framework 4.8, .NET Standard 2.0, .NET Core, and .NET 6.
    • Fixed issues related to OpenState reporting, item caching, and stream closures.
    • Added CancellationToken support across relevant interfaces.
    • Introduced new APIs and properties for improved session and pricing state handling.

  • Unique Updates for Refinitiv.Data.Content

    • Updated ESG endpoint to v2, adding new scoring and measurement interfaces.
    • Renamed DataGrid interface to FundamentalAndReference.
    • Introduced TimestampLabel to HistoricalPricing Summaries.

1.0.0-beta2

  • Refinitiv.Data

    • Moved OMMStream.Streaming() specification from Definition into Stream interface.

  • Refinitiv.Data.Content

    • Moved Pricing .Streaming() specifications to Stream interface.
    • Enhanced Pricing cache updates for null values.

1.0.0-beta1

  • Shared Updates (Refinitiv.Data & Refinitiv.Data.Content)

    • Renamed Namespace and NuGet package.
    • Standardized callback signatures across Stream, Request, Queue, and Endpoint interfaces.

  • Unique Updates for Refinitiv.Data.Content

    • Introduced new interfaces, including Search/Metadata, News/TopNews, and DataGrid.
    • Standardized library interfaces to support both request/reply and streaming semantics.