# Copyright (C) 2020-present MongoDB, Inc.
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# This file defines the format of the vector clock document stored under config.system.version.

global:
    cpp_namespace: "mongo"

imports:
    - "mongo/db/basic_types.idl"

structs:
    vectorClockDocument:
        description: "Represents the vector clock persistent state."
        strict: false
        fields:
            _id:
                type: string
                description: "Key of the VectorClock state singleton document"
                default: '"vectorClockState"'
            configTime:
                type: timestamp
                description: "Persists the configTime component of the vector clock"
                default: Timestamp(0, 1)
            topologyTime:
                type: timestamp
                description: "Persists the topologyTime component of the vector clock"
                default: Timestamp(0, 1)