DataProcessInstance
DataProcessInstance represents an instance of a datajob/jobflow run
Aspects
dataProcessInstanceInput
Information about the inputs datasets of a Data process
Schema
{
"type": "record",
"Aspect": {
"name": "dataProcessInstanceInput"
},
"name": "DataProcessInstanceInput",
"namespace": "com.linkedin.dataprocess",
"fields": [
{
"Relationship": {
"/*": {
"entityTypes": [
"dataset"
],
"name": "Consumes"
}
},
"Searchable": {
"/*": {
"addToFilters": true,
"fieldName": "inputs",
"fieldType": "URN",
"numValuesFieldName": "numInputs",
"queryByDefault": false
}
},
"type": {
"type": "array",
"items": "string"
},
"name": "inputs",
"doc": "Input datasets to be consumed"
}
],
"doc": "Information about the inputs datasets of a Data process"
}
dataProcessInstanceOutput
Information about the outputs of a Data process
Schema
{
"type": "record",
"Aspect": {
"name": "dataProcessInstanceOutput"
},
"name": "DataProcessInstanceOutput",
"namespace": "com.linkedin.dataprocess",
"fields": [
{
"Relationship": {
"/*": {
"entityTypes": [
"dataset"
],
"name": "Produces"
}
},
"Searchable": {
"/*": {
"addToFilters": true,
"fieldName": "outputs",
"fieldType": "URN",
"numValuesFieldName": "numOutputs",
"queryByDefault": false
}
},
"type": {
"type": "array",
"items": "string"
},
"name": "outputs",
"doc": "Output datasets to be produced"
}
],
"doc": "Information about the outputs of a Data process"
}
dataProcessInstanceProperties
The inputs and outputs of this data process
Schema
{
"type": "record",
"Aspect": {
"name": "dataProcessInstanceProperties"
},
"name": "DataProcessInstanceProperties",
"namespace": "com.linkedin.dataprocess",
"fields": [
{
"Searchable": {
"/*": {
"fieldType": "TEXT",
"queryByDefault": true
}
},
"type": {
"type": "map",
"values": "string"
},
"name": "customProperties",
"default": {},
"doc": "Custom property bag."
},
{
"Searchable": {
"fieldType": "KEYWORD"
},
"java": {
"class": "com.linkedin.common.url.Url",
"coercerClass": "com.linkedin.common.url.UrlCoercer"
},
"type": [
"null",
"string"
],
"name": "externalUrl",
"default": null,
"doc": "URL where the reference exist"
},
{
"Searchable": {
"boostScore": 10.0,
"enableAutocomplete": true,
"fieldType": "WORD_GRAM"
},
"type": "string",
"name": "name",
"doc": "Process name"
},
{
"Searchable": {
"addToFilters": true,
"fieldName": "processType",
"fieldType": "KEYWORD",
"filterNameOverride": "Process Type"
},
"type": [
"null",
{
"type": "enum",
"name": "DataProcessType",
"namespace": "com.linkedin.dataprocess",
"symbols": [
"BATCH_SCHEDULED",
"BATCH_AD_HOC",
"STREAMING"
]
}
],
"name": "type",
"default": null,
"doc": "Process type"
},
{
"Searchable": {
"/time": {
"fieldName": "created",
"fieldType": "COUNT",
"queryByDefault": false
}
},
"type": {
"type": "record",
"name": "AuditStamp",
"namespace": "com.linkedin.common",
"fields": [
{
"type": "long",
"name": "time",
"doc": "When did the resource/association/sub-resource move into the specific lifecycle stage represented by this AuditEvent."
},
{
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": "string",
"name": "actor",
"doc": "The entity (e.g. a member URN) which will be credited for moving the resource/association/sub-resource into the specific lifecycle stage. It is also the one used to authorize the change."
},
{
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": [
"null",
"string"
],
"name": "impersonator",
"default": null,
"doc": "The entity (e.g. a service URN) which performs the change on behalf of the Actor and must be authorized to act as the Actor."
},
{
"type": [
"null",
"string"
],
"name": "message",
"default": null,
"doc": "Additional context around how DataHub was informed of the particular change. For example: was the change created by an automated process, or manually."
}
],
"doc": "Data captured on a resource/association/sub-resource level giving insight into when that resource/association/sub-resource moved into a particular lifecycle stage, and who acted to move it into that specific lifecycle stage."
},
"name": "created",
"doc": "Audit stamp containing who reported the lineage and when"
}
],
"doc": "The inputs and outputs of this data process"
}
dataProcessInstanceRelationships
Information about Data process relationships
Schema
{
"type": "record",
"Aspect": {
"name": "dataProcessInstanceRelationships"
},
"name": "DataProcessInstanceRelationships",
"namespace": "com.linkedin.dataprocess",
"fields": [
{
"Relationship": {
"entityTypes": [
"dataJob",
"dataFlow",
"dataset"
],
"name": "InstanceOf"
},
"Searchable": {
"/*": {
"fieldName": "parentTemplate",
"fieldType": "URN",
"queryByDefault": false
}
},
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": [
"null",
"string"
],
"name": "parentTemplate",
"default": null,
"doc": "The parent entity whose run instance it is"
},
{
"Relationship": {
"entityTypes": [
"dataProcessInstance"
],
"name": "ChildOf"
},
"Searchable": {
"/*": {
"fieldName": "parentInstance",
"fieldType": "URN",
"queryByDefault": false
}
},
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": [
"null",
"string"
],
"name": "parentInstance",
"default": null,
"doc": "The parent DataProcessInstance where it belongs to.\nIf it is a Airflow Task then it should belong to an Airflow Dag run as well\nwhich will be another DataProcessInstance"
},
{
"Relationship": {
"/*": {
"entityTypes": [
"dataProcessInstance"
],
"name": "UpstreamOf"
}
},
"Searchable": {
"/*": {
"fieldName": "upstream",
"fieldType": "URN",
"numValuesFieldName": "numUpstreams",
"queryByDefault": false
}
},
"type": {
"type": "array",
"items": "string"
},
"name": "upstreamInstances",
"doc": "Input DataProcessInstance which triggered this dataprocess instance"
}
],
"doc": "Information about Data process relationships"
}
status
The lifecycle status metadata of an entity, e.g. dataset, metric, feature, etc. This aspect is used to represent soft deletes conventionally.
Schema
{
"type": "record",
"Aspect": {
"name": "status"
},
"name": "Status",
"namespace": "com.linkedin.common",
"fields": [
{
"Searchable": {
"fieldType": "BOOLEAN"
},
"type": "boolean",
"name": "removed",
"default": false,
"doc": "Whether the entity has been removed (soft-deleted)."
}
],
"doc": "The lifecycle status metadata of an entity, e.g. dataset, metric, feature, etc.\nThis aspect is used to represent soft deletes conventionally."
}
testResults
Information about a Test Result
Schema
{
"type": "record",
"Aspect": {
"name": "testResults"
},
"name": "TestResults",
"namespace": "com.linkedin.test",
"fields": [
{
"Relationship": {
"/*/test": {
"entityTypes": [
"test"
],
"name": "IsFailing"
}
},
"Searchable": {
"/*/test": {
"fieldName": "failingTests",
"fieldType": "URN",
"hasValuesFieldName": "hasFailingTests"
}
},
"type": {
"type": "array",
"items": {
"type": "record",
"name": "TestResult",
"namespace": "com.linkedin.test",
"fields": [
{
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": "string",
"name": "test",
"doc": "The urn of the test"
},
{
"type": {
"type": "enum",
"symbolDocs": {
"FAILURE": " The Test Failed",
"SUCCESS": " The Test Succeeded"
},
"name": "TestResultType",
"namespace": "com.linkedin.test",
"symbols": [
"SUCCESS",
"FAILURE"
]
},
"name": "type",
"doc": "The type of the result"
},
{
"type": [
"null",
"string"
],
"name": "testDefinitionMd5",
"default": null,
"doc": "The md5 of the test definition that was used to compute this result.\nSee TestInfo.testDefinition.md5 for more information."
},
{
"type": [
"null",
{
"type": "record",
"name": "AuditStamp",
"namespace": "com.linkedin.common",
"fields": [
{
"type": "long",
"name": "time",
"doc": "When did the resource/association/sub-resource move into the specific lifecycle stage represented by this AuditEvent."
},
{
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": "string",
"name": "actor",
"doc": "The entity (e.g. a member URN) which will be credited for moving the resource/association/sub-resource into the specific lifecycle stage. It is also the one used to authorize the change."
},
{
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": [
"null",
"string"
],
"name": "impersonator",
"default": null,
"doc": "The entity (e.g. a service URN) which performs the change on behalf of the Actor and must be authorized to act as the Actor."
},
{
"type": [
"null",
"string"
],
"name": "message",
"default": null,
"doc": "Additional context around how DataHub was informed of the particular change. For example: was the change created by an automated process, or manually."
}
],
"doc": "Data captured on a resource/association/sub-resource level giving insight into when that resource/association/sub-resource moved into a particular lifecycle stage, and who acted to move it into that specific lifecycle stage."
}
],
"name": "lastComputed",
"default": null,
"doc": "The audit stamp of when the result was computed, including the actor who computed it."
}
],
"doc": "Information about a Test Result"
}
},
"name": "failing",
"doc": "Results that are failing"
},
{
"Relationship": {
"/*/test": {
"entityTypes": [
"test"
],
"name": "IsPassing"
}
},
"Searchable": {
"/*/test": {
"fieldName": "passingTests",
"fieldType": "URN",
"hasValuesFieldName": "hasPassingTests"
}
},
"type": {
"type": "array",
"items": "com.linkedin.test.TestResult"
},
"name": "passing",
"doc": "Results that are passing"
}
],
"doc": "Information about a Test Result"
}
dataProcessInstanceRunEvent (Timeseries)
An event representing the current status of data process run. DataProcessRunEvent should be used for reporting the status of a dataProcess' run.
Schema
{
"type": "record",
"Aspect": {
"name": "dataProcessInstanceRunEvent",
"type": "timeseries"
},
"name": "DataProcessInstanceRunEvent",
"namespace": "com.linkedin.dataprocess",
"fields": [
{
"type": "long",
"name": "timestampMillis",
"doc": "The event timestamp field as epoch at UTC in milli seconds."
},
{
"type": [
"null",
{
"type": "record",
"name": "TimeWindowSize",
"namespace": "com.linkedin.timeseries",
"fields": [
{
"type": {
"type": "enum",
"name": "CalendarInterval",
"namespace": "com.linkedin.timeseries",
"symbols": [
"SECOND",
"MINUTE",
"HOUR",
"DAY",
"WEEK",
"MONTH",
"QUARTER",
"YEAR"
]
},
"name": "unit",
"doc": "Interval unit such as minute/hour/day etc."
},
{
"type": "int",
"name": "multiple",
"default": 1,
"doc": "How many units. Defaults to 1."
}
],
"doc": "Defines the size of a time window."
}
],
"name": "eventGranularity",
"default": null,
"doc": "Granularity of the event if applicable"
},
{
"type": [
{
"type": "record",
"name": "PartitionSpec",
"namespace": "com.linkedin.timeseries",
"fields": [
{
"TimeseriesField": {},
"type": "string",
"name": "partition",
"doc": "A unique id / value for the partition for which statistics were collected,\ngenerated by applying the key definition to a given row."
},
{
"type": [
"null",
{
"type": "record",
"name": "TimeWindow",
"namespace": "com.linkedin.timeseries",
"fields": [
{
"type": "long",
"name": "startTimeMillis",
"doc": "Start time as epoch at UTC."
},
{
"type": "com.linkedin.timeseries.TimeWindowSize",
"name": "length",
"doc": "The length of the window."
}
]
}
],
"name": "timePartition",
"default": null,
"doc": "Time window of the partition, if we are able to extract it from the partition key."
},
{
"deprecated": true,
"type": {
"type": "enum",
"name": "PartitionType",
"namespace": "com.linkedin.timeseries",
"symbols": [
"FULL_TABLE",
"QUERY",
"PARTITION"
]
},
"name": "type",
"default": "PARTITION",
"doc": "Unused!"
}
],
"doc": "A reference to a specific partition in a dataset."
},
"null"
],
"name": "partitionSpec",
"default": {
"partition": "FULL_TABLE_SNAPSHOT",
"type": "FULL_TABLE",
"timePartition": null
},
"doc": "The optional partition specification."
},
{
"type": [
"null",
"string"
],
"name": "messageId",
"default": null,
"doc": "The optional messageId, if provided serves as a custom user-defined unique identifier for an aspect value."
},
{
"Searchable": {
"fieldType": "KEYWORD"
},
"java": {
"class": "com.linkedin.common.url.Url",
"coercerClass": "com.linkedin.common.url.UrlCoercer"
},
"type": [
"null",
"string"
],
"name": "externalUrl",
"default": null,
"doc": "URL where the reference exist"
},
{
"TimeseriesField": {},
"type": {
"type": "enum",
"symbolDocs": {
"STARTED": "The status where the Data processing run is in."
},
"name": "DataProcessRunStatus",
"namespace": "com.linkedin.dataprocess",
"symbols": [
"STARTED",
"COMPLETE"
]
},
"name": "status"
},
{
"type": [
"null",
"int"
],
"name": "attempt",
"default": null,
"doc": "Return the try number that this Instance Run is in"
},
{
"TimeseriesField": {},
"type": [
"null",
{
"type": "record",
"name": "DataProcessInstanceRunResult",
"namespace": "com.linkedin.dataprocess",
"fields": [
{
"type": {
"type": "enum",
"symbolDocs": {
"FAILURE": " The Run Failed",
"SKIPPED": " The Run Skipped",
"SUCCESS": " The Run Succeeded",
"UP_FOR_RETRY": " The Run Failed and will Retry"
},
"name": "RunResultType",
"namespace": "com.linkedin.dataprocess",
"symbols": [
"SUCCESS",
"FAILURE",
"SKIPPED",
"UP_FOR_RETRY"
]
},
"name": "type",
"doc": " The final result, e.g. SUCCESS, FAILURE, SKIPPED, or UP_FOR_RETRY."
},
{
"type": "string",
"name": "nativeResultType",
"doc": "It identifies the system where the native result comes from like Airflow, Azkaban, etc.."
}
]
}
],
"name": "result",
"default": null,
"doc": "The final result of the Data Processing run."
},
{
"type": [
"null",
"long"
],
"name": "durationMillis",
"default": null,
"doc": "The duration of the run in milliseconds."
}
],
"doc": "An event representing the current status of data process run.\nDataProcessRunEvent should be used for reporting the status of a dataProcess' run."
}
Relationships
Self
These are the relationships to itself, stored in this entity's aspects
- ChildOf (via
dataProcessInstanceRelationships.parentInstance) - UpstreamOf (via
dataProcessInstanceRelationships.upstreamInstances)
Outgoing
These are the relationships stored in this entity's aspects
Consumes
- Dataset via
dataProcessInstanceInput.inputs
- Dataset via
Produces
- Dataset via
dataProcessInstanceOutput.outputs
- Dataset via
InstanceOf
- DataJob via
dataProcessInstanceRelationships.parentTemplate - DataFlow via
dataProcessInstanceRelationships.parentTemplate - Dataset via
dataProcessInstanceRelationships.parentTemplate
- DataJob via
IsFailing
- Test via
testResults.failing
- Test via
IsPassing
- Test via
testResults.passing
- Test via
Global Metadata Model
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