Glossary

Find framework, data, messaging, model and delivery terminology and jump to explanations and usage scenarios.

Use this glossary to find the relevant guides. Each linked topic explains the background, examples, and limitations in detail.

Applications and Plugins

Term	Meaning	Further Reading
Host	The process entry point that establishes the runtime environment and hosts plugins	Host Overview
Content root	A base location used to resolve application configuration and resources; distinguish it from the working directory	basic concepts
Plugin	An extension unit made up of a manifest and runtime artifacts, not merely another name for a DLL	Plugin Architecture
Plugin tree	The runtime structure that organizes builtins and extension points by path	Plugin concept
Builtin	An object created, exposed, or referenced through plugin metadata	Builtins and Services
Module	A logical boundary organizing business services and their context	Modules and providers
Service provider	An object that supplies service instances by contract and name	service resolution
Site	A scenario division within a deployment configuration, often used for Web composition	Web Host

Data

Term	Meaning	Further Reading
Entity mapping	Metadata describing the relationship between business entities and database tables, fields, and relationships	Mapping Files
Data schema (Schema)	A selection of members and navigation shapes to read or write	Data Schemas
Navigation property	A member representing a related object or collection	data concept
Condition	A predicate structure that selects records	Conditions and Operands
Data accessor	An object that performs data operations using names and mappings	data access
Data service	A layer that organizes authorization, business rules, and extensions around data operations	Data Services
Ambient transaction	A transaction scope that propagates with the current execution context	Transactions and Consistency
Archive format	File conventions for importing and exporting model data	spreadsheets and templates

Messaging and Distributed Collaboration

Term	Meaning	Further Reading
Broker	An intermediary service that accepts, routes, or stores messages	Message Queues
Acknowledgment (ACK)	A consumer’s report that a message has reached an agreed processing stage	delivery concept
Idempotency	Repeating the same business operation produces no additional side effects	reliable delivery
Backpressure	Limiting incoming work when downstream processing cannot keep up	delivery concept
Pending	The state of a message accepted by the broker but not yet fully acknowledged	Message storage
Lease	A mechanism that maintains a resource or lock state for a validity period	Caching and collaboration
Fencing token	A monotonically increasing token that lets a resource reject writes from expired lock holders	Distributed Locks

AI Integration, Diagnostics and Delivery

Term	Meaning	Further Reading
Assistant	A named entry point for a set of model connections and service capabilities	AI Integration
Session	An object that manages multi-turn chat state and history	Sessions and Streaming Responses
Streaming response	Incremental delivery of content before the full result is available	Sessions and Streaming Responses
Telemetry	Operational observation data such as logs, metrics, and traces	Diagnostics
OTLP	The OpenTelemetry protocol for transferring telemetry data	protocol integration
Deployment manifest	A description of how files are assembled into a runtime directory	deployment format
Release manifest	A description of an upgrade package’s identity, size, checksum, and executor	Automatic Upgrades
Full/incremental release	A full copy after cleanup / an upgrade that overwrites files in the existing directory	Upgrade type
.deployment	A handoff description passed from the in-process upgrader to the out-of-process deployer	upgrade integration