Sequence: Microservice Orchestration

Complex multi-service flow with parallel calls and error handling.

sequence-microservice-orchestration.mmd

sequenceDiagram
  participant G as Gateway
  participant A as Auth
  participant U as Users
  participant O as Orders
  participant N as Notify
  G->>A: Validate token
  A-->>G: Valid
  par Fetch data
    G->>U: Get user
    U-->>G: User data
  and
    G->>O: Get orders
    O-->>G: Order list
  end
  G->>N: Send notification
  N-->>G: Queued
  Note over G: Aggregate response

Output

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More Sequence diagram examples

Sequence: Basic Messages

Sequence: Participant Aliases

Sequence: Actor Stick Figures

Sequence: Arrow Types

Sequence: Activation Boxes

Sequence: Self-Messages