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Name
Direction
Description
Type
Occurrence
Required
AggregateTypeInputSelect the aggregate you want to read. This is a list of the aggregates definitions.AggregateSingle valuedtrueYes
AggregateIdInputThe attribute that holds the Id of the aggregate you want to read.Expression resulting in an integerSingle valuedtrueYes
VersionIDInputBidirectionalThe Id of the version to read.Expression resulting in an integerSingle valuedfalseNo
VersionIDOutputOutputThe attribute on which the Id of the version that is to be read will be stored.AttributeSingle valuedfalseNo
TargetInstanceOutputThe instance on which the Id of the version that is to be read will be stored in the attribute mentioned in VersionIDOutput.Expression resulting in an instanceSingle valuedfalseNo

How to - find the AggregateId

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Below an example is given for a read service with versioning.

ER diagram

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Aggregate definition

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Service call definition

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Aggregate definition

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Service definition

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Visual overview of aggregate concepts

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