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https://github.com/zitadel/zitadel.git
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56b916a2b0
* begin init checks for projections * first projection checks * debug notification providers with query fixes * more projections and first index * more projections * more projections * finish projections * fix tests (remove db name) * create tables in setup * fix logging / error handling * add tenant to views * rename tenant to instance_id * add instance_id to all projections * add instance_id to all queries * correct instance_id on projections * add instance_id to failed_events * use separate context for instance * implement features projection * implement features projection * remove unique constraint from setup when migration failed * add error to failed setup event * add instance_id to primary keys * fix IAM projection * remove old migrations folder * fix keysFromYAML test
69 lines
2.3 KiB
Go
69 lines
2.3 KiB
Go
package repository
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import (
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"database/sql"
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"time"
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)
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//Event represents all information about a manipulation of an aggregate
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type Event struct {
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//ID is a generated uuid for this event
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ID string
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//Sequence is the sequence of the event
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Sequence uint64
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//PreviousAggregateSequence is the sequence of the previous sequence of the aggregate (e.g. org.250989)
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// if it's 0 then it's the first event of this aggregate
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PreviousAggregateSequence uint64
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//PreviousAggregateTypeSequence is the sequence of the previous sequence of the aggregate root (e.g. org)
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// the first event of the aggregate has previous aggregate root sequence 0
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PreviousAggregateTypeSequence uint64
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//CreationDate is the time the event is created
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// it's used for human readability.
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// Don't use it for event ordering,
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// time drifts in different services could cause integrity problems
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CreationDate time.Time
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//Type describes the cause of the event (e.g. user.added)
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// it should always be in past-form
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Type EventType
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//Data describe the changed fields (e.g. userName = "hodor")
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// data must always a pointer to a struct, a struct or a byte array containing json bytes
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Data []byte
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//EditorService should be a unique identifier for the service which created the event
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// it's meant for maintainability
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EditorService string
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//EditorUser should be a unique identifier for the user which created the event
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// it's meant for maintainability.
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// It's recommend to use the aggregate id of the user
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EditorUser string
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//Version describes the definition of the aggregate at a certain point in time
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// it's used in read models to reduce the events in the correct definition
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Version Version
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//AggregateID id is the unique identifier of the aggregate
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// the client must generate it by it's own
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AggregateID string
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//AggregateType describes the meaning of the aggregate for this event
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// it could an object like user
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AggregateType AggregateType
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//ResourceOwner is the organisation which owns this aggregate
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// an aggregate can only be managed by one organisation
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// use the ID of the org
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ResourceOwner sql.NullString
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//InstanceID is the instance where this event belongs to
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// use the ID of the instance
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InstanceID sql.NullString
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}
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//EventType is the description of the change
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type EventType string
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//AggregateType is the object name
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type AggregateType string
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