- Introduction
- Concepts and Design
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SESSION LAYER
- About the Session Layer
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Session
- Session object
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Session object methods
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Session.Platform
- Definition object
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Definition methods
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Session.Desktop
- Definition object
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Definition methods
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Session.Container
- Definition object
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Definition methods
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Functions
- Session events
- Session event codes
- Session states
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CONTENT LAYER
- About the Content Layer
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Fundamental and Reference
- About Fundamental and Reference
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Definition
- Definition object
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Definition methods
- RowHeaders
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Historical Pricing
- About Historical Pricing
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Events
- About Events
- Definition object
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Definition methods
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Summaries
- About Summaries
- Definition object
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Definition methods
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TimeSeries
- Definition object
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Definition methods
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Stream
- Stream object
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Stream methods
- StreamEvents
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Historical Pricing Metadata
- About Historical Pricing Metadata
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Metadata Global
- Definition object
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Definition methods
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Metadata Instrument
- Definition object
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Definition methods
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Metadata Partialbar
- Definition object
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Definition methods
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Metadata Viewlist
- Definition object
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Definition methods
- Event Types
- Adjustments
- Market Sessions
- Timestamp Labels
- Time Series Types
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News
- About News
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News Headlines
- Definition object
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Definition methods
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News Story
- Definition object
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Definition methods
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Pricing
- About Pricing
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Pricing.Definition
- Definition object
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Definition methods
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Pricing.Stream
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Pricing.Chain
- About Pricing.Chain
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Pricing.Chain.Definition
- Definition object
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Definition methods
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Pricing.Chain.Stream
- Stream object
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Stream methods
- Pricing.Chain.Events
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Search
- About Search
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Search.Definition
- Definition object
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Definition methods
- Search View
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SymbolConversion
- About SymbolConversion
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Definition
- Definition object
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Definition methods
- Asset Class
- Asset State
- Country Code
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IPA
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FinancialContracts
- About FinancialContracts
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Definition
- Definition object
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Definition methods
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Bond
- Bond.Definition object
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Bond.Definition methods
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Interfaces & Enumerations
- PricingParameters
- CreditSpreadType
- InflationMode
- QuotationMode
- QuoteFallbackLogic
- VolatilityTermStructureType
- VolatilityType
- ProjectedIndexCalculationMethod
- RedemptionDateType
- BenchmarkYieldSelectionMode
- Rounding
- AmortizationFrequency
- AmortizationItemDefinition
- AmortizationType
- IndexAverageMethod
- IndexCompoundingMethod
- IndexObservationMethod
- RoundingType
- YieldType
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BondFuture
- BondFuture.Definition object
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BondFuture.Definition methods
- BondFuture.UnderlyingContract
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CapFloor
- CapFloor.Definition object
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CapFloor.Definition methods
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Interfaces & Enumerations
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CDS
- CDS.Definition object
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CDS.Definition methods
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Interfaces & Enumerations
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FxCross
- FxCross.Definition object
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FxCross.Definition methods
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Interfaces & Enumerations
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IRSwap
- IRSwap.Definition object
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IRSwap.Definition methods
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Interfaces & Enumerations
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Option
- Option.Definition object
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Option.Definition methods
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Interfaces & Enumerations
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Repo
- Repo.Definition object
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Repo.Definition methods
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Interfaces & Enumerations
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Swaption
- Swaption.Definition object
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Swaption.Definition methods
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Interfaces & Enumerations
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TermDeposit
- TermDeposit.Definition object
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TermDeposit.Definition methods
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Interfaces & Enumerations
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Curves
- About Curves
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ForwardCurve
- ForwardCurve.Definition object
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ForwardCurve.Definition methods
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Interfaces & Enumerations
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ForwardCurves
- ForwardCurves.Definition object
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ForwardCurves.Definition methods
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ZcCurve
- ZcCurve.Definition object
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ZcCurve.Definition methods
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Interfaces & Enumerations
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ZcCurves
- ZcCurves.Definition object
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ZcCurves.Definition methods
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ZcCurveDefinition
- ZcCurveDefinition.Definition object
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ZcCurveDefinition.Definition methods
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ZcCurveDefinitions
- ZcCurveDefinitions.Definition object
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ZcCurveDefinitions.Definition methods
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Interfaces & Enumerations
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Surfaces
- About Surfaces
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Surfaces.Definition
- Surfaces.Definition object
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Surfaces.Definition methods
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Cap
- Cap.Definition object
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Cap.Definition methods
- CalculationParams
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Eti
- Eti.Definition object
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Eti.Definition methods
- CalculationParams
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Fx
- Fx.Definition object
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Fx.Definition methods
- CalculationParams
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Swaption
- Swaption.Definition object
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Swaption.Definition methods
- CalculationParams
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Interfaces & Enumerations
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DatesAndCalendars
- About Dates And Calendars
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AddPeriods
- AddPeriods.Definition object
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AddPeriods.Definition methods
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AddPeriods.Definitions
- Definitions object
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Definitions methods
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CountPeriods
- CountPeriods.Definition object
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CountPeriods.Definition methods
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CountPeriods.Definitions
- Definitions object
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Definitions methods
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DateSchedule
- About DateSchedule
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DateSchedule.Definition
- Definition object
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Definition methods
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Holidays
- Holidays.Definition object
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Holidays.Definition methods
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Holidays.Definitions
- Definitions object
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Definitions methods
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IsWorkingDay
- IsWorkingDay.Definition object
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IsWorkingDay.Definition methods
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IsWorkingDay.Definitions
- Definitions object
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Definitions methods
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Interfaces & Enumerations
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- Content Response
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DELIVERY LAYER
- About the Delivery Layer
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Endpoint Request
- About EndpointRequest
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EndpointRequest.Definition
- Definition object
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Definition methods
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OMM streams
- About OMM streams
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OMMStream.Definition
- Definition object
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Definition methods
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OMMStream
- OmmStream object
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OMMStream methods
- OMMStream events
- OMMStream states
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RDP streams
- About RDP streams
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RDPStream.Definition
- Definition object
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Definition methods
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RDPStream
- RDPStream object
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RDPStream methods
- RDPStream events
- RDPStream response state
- RDPStream states
Built with Pandora
Session object
Session manages your connection to the data platform. Depending on its type, the session communicates either:
- Directly with the platform or through a local access point (for example, LSEG Real-Time Distribution System or Workspace), or
- Through a container application (for example, Workspace or Workspace for Web).
Before it can retrieve any data, your application must create a session and successfully open it.
Session object exposes methods for managing the session and since it is an instance of EventEmitter, it allows registering and listening for special events emitted by the session. For more information and usage examples about event types, refer to the Session Events section.
105 words (0:33 mins)