GlossaryTerm
Aspects
glossaryTermKey
Key for a GlossaryTerm
Schema
{
"type": "record",
"Aspect": {
"name": "glossaryTermKey"
},
"name": "GlossaryTermKey",
"namespace": "com.linkedin.metadata.key",
"fields": [
{
"Searchable": {
"enableAutocomplete": true,
"fieldName": "id",
"fieldType": "TEXT_PARTIAL"
},
"type": "string",
"name": "name",
"doc": "The term name, which serves as a unique id"
}
],
"doc": "Key for a GlossaryTerm"
}
glossaryTermInfo
Properties associated with a GlossaryTerm
Schema
{
"type": "record",
"Aspect": {
"name": "glossaryTermInfo"
},
"name": "GlossaryTermInfo",
"namespace": "com.linkedin.glossary",
"fields": [
{
"Searchable": {
"/*": {
"queryByDefault": true
}
},
"type": {
"type": "map",
"values": "string"
},
"name": "customProperties",
"default": {},
"doc": "Custom property bag."
},
{
"Searchable": {
"fieldType": "TEXT_PARTIAL"
},
"type": [
"null",
"string"
],
"name": "id",
"default": null,
"doc": "Optional id for the term"
},
{
"Searchable": {
"boostScore": 10.0,
"enableAutocomplete": true,
"fieldType": "TEXT_PARTIAL"
},
"type": [
"null",
"string"
],
"name": "name",
"default": null,
"doc": "Display name of the term"
},
{
"Searchable": {},
"type": "string",
"name": "definition",
"doc": "Definition of business term."
},
{
"Relationship": {
"entityTypes": [
"glossaryNode"
],
"name": "IsPartOf"
},
"Searchable": {
"fieldName": "parentNode",
"fieldType": "URN",
"hasValuesFieldName": "hasParentNode"
},
"java": {
"class": "com.linkedin.common.urn.GlossaryNodeUrn"
},
"type": [
"null",
"string"
],
"name": "parentNode",
"default": null,
"doc": "Parent node of the glossary term"
},
{
"Searchable": {
"fieldType": "KEYWORD"
},
"type": "string",
"name": "termSource",
"doc": "Source of the Business Term (INTERNAL or EXTERNAL) with default value as INTERNAL"
},
{
"Searchable": {
"fieldType": "KEYWORD"
},
"type": [
"null",
"string"
],
"name": "sourceRef",
"default": null,
"doc": "External Reference to the business-term"
},
{
"java": {
"class": "com.linkedin.common.url.Url",
"coercerClass": "com.linkedin.common.url.UrlCoercer"
},
"type": [
"null",
"string"
],
"name": "sourceUrl",
"default": null,
"doc": "The abstracted URL such as https://spec.edmcouncil.org/fibo/ontology/FBC/FinancialInstruments/FinancialInstruments/CashInstrument."
},
{
"deprecated": true,
"type": [
"null",
"string"
],
"name": "rawSchema",
"default": null,
"doc": "Schema definition of the glossary term"
}
],
"doc": "Properties associated with a GlossaryTerm"
}
ownership
Ownership information of an entity.
Schema
{
"type": "record",
"Aspect": {
"name": "ownership"
},
"name": "Ownership",
"namespace": "com.linkedin.common",
"fields": [
{
"type": {
"type": "array",
"items": {
"type": "record",
"name": "Owner",
"namespace": "com.linkedin.common",
"fields": [
{
"Relationship": {
"entityTypes": [
"corpuser",
"corpGroup"
],
"name": "OwnedBy"
},
"Searchable": {
"addToFilters": true,
"fieldName": "owners",
"fieldType": "URN",
"filterNameOverride": "Owned By",
"hasValuesFieldName": "hasOwners",
"queryByDefault": false
},
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": "string",
"name": "owner",
"doc": "Owner URN, e.g. urn:li:corpuser:ldap, urn:li:corpGroup:group_name, and urn:li:multiProduct:mp_name\n(Caveat: only corpuser is currently supported in the frontend.)"
},
{
"type": {
"type": "enum",
"symbolDocs": {
"BUSINESS_OWNER": "A person or group who is responsible for logical, or business related, aspects of the asset.",
"CONSUMER": "A person, group, or service that consumes the data\nDeprecated! Use TECHNICAL_OWNER or BUSINESS_OWNER instead.",
"DATAOWNER": "A person or group that is owning the data\nDeprecated! Use TECHNICAL_OWNER instead.",
"DATA_STEWARD": "A steward, expert, or delegate responsible for the asset.",
"DELEGATE": "A person or a group that overseas the operation, e.g. a DBA or SRE.\nDeprecated! Use TECHNICAL_OWNER instead.",
"DEVELOPER": "A person or group that is in charge of developing the code\nDeprecated! Use TECHNICAL_OWNER instead.",
"NONE": "No specific type associated to the owner.",
"PRODUCER": "A person, group, or service that produces/generates the data\nDeprecated! Use TECHNICAL_OWNER instead.",
"STAKEHOLDER": "A person or a group that has direct business interest\nDeprecated! Use TECHNICAL_OWNER, BUSINESS_OWNER, or STEWARD instead.",
"TECHNICAL_OWNER": "person or group who is responsible for technical aspects of the asset."
},
"deprecatedSymbols": {
"CONSUMER": true,
"DATAOWNER": true,
"DELEGATE": true,
"DEVELOPER": true,
"PRODUCER": true,
"STAKEHOLDER": true
},
"name": "OwnershipType",
"namespace": "com.linkedin.common",
"symbols": [
"TECHNICAL_OWNER",
"BUSINESS_OWNER",
"DATA_STEWARD",
"NONE",
"DEVELOPER",
"DATAOWNER",
"DELEGATE",
"PRODUCER",
"CONSUMER",
"STAKEHOLDER"
],
"doc": "Asset owner types"
},
"name": "type",
"doc": "The type of the ownership"
},
{
"type": [
"null",
{
"type": "record",
"name": "OwnershipSource",
"namespace": "com.linkedin.common",
"fields": [
{
"type": {
"type": "enum",
"symbolDocs": {
"AUDIT": "Auditing system or audit logs",
"DATABASE": "Database, e.g. GRANTS table",
"FILE_SYSTEM": "File system, e.g. file/directory owner",
"ISSUE_TRACKING_SYSTEM": "Issue tracking system, e.g. Jira",
"MANUAL": "Manually provided by a user",
"OTHER": "Other sources",
"SERVICE": "Other ownership-like service, e.g. Nuage, ACL service etc",
"SOURCE_CONTROL": "SCM system, e.g. GIT, SVN"
},
"name": "OwnershipSourceType",
"namespace": "com.linkedin.common",
"symbols": [
"AUDIT",
"DATABASE",
"FILE_SYSTEM",
"ISSUE_TRACKING_SYSTEM",
"MANUAL",
"SERVICE",
"SOURCE_CONTROL",
"OTHER"
]
},
"name": "type",
"doc": "The type of the source"
},
{
"type": [
"null",
"string"
],
"name": "url",
"default": null,
"doc": "A reference URL for the source"
}
],
"doc": "Source/provider of the ownership information"
}
],
"name": "source",
"default": null,
"doc": "Source information for the ownership"
}
],
"doc": "Ownership information"
}
},
"name": "owners",
"doc": "List of owners of the entity."
},
{
"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": "lastModified",
"default": {
"actor": "urn:li:corpuser:unknown",
"impersonator": null,
"time": 0,
"message": null
},
"doc": "Audit stamp containing who last modified the record and when. A value of 0 in the time field indicates missing data."
}
],
"doc": "Ownership information of an entity."
}
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."
}
browsePaths
Shared aspect containing Browse Paths to be indexed for an entity.
Schema
{
"type": "record",
"Aspect": {
"name": "browsePaths"
},
"name": "BrowsePaths",
"namespace": "com.linkedin.common",
"fields": [
{
"Searchable": {
"/*": {
"fieldName": "browsePaths",
"fieldType": "BROWSE_PATH"
}
},
"type": {
"type": "array",
"items": "string"
},
"name": "paths",
"doc": "A list of valid browse paths for the entity.\n\nBrowse paths are expected to be forward slash-separated strings. For example: 'prod/snowflake/datasetName'"
}
],
"doc": "Shared aspect containing Browse Paths to be indexed for an entity."
}
glossaryRelatedTerms
Has A / Is A lineage information about a glossary Term reporting the lineage
Schema
{
"type": "record",
"Aspect": {
"name": "glossaryRelatedTerms"
},
"name": "GlossaryRelatedTerms",
"namespace": "com.linkedin.glossary",
"fields": [
{
"Relationship": {
"/*": {
"entityTypes": [
"glossaryTerm"
],
"name": "IsA"
}
},
"Searchable": {
"/*": {
"boostScore": 2.0,
"fieldName": "isRelatedTerms",
"fieldType": "URN"
}
},
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "isRelatedTerms",
"default": null,
"doc": "The relationship Is A with glossary term"
},
{
"Relationship": {
"/*": {
"entityTypes": [
"glossaryTerm"
],
"name": "HasA"
}
},
"Searchable": {
"/*": {
"boostScore": 2.0,
"fieldName": "hasRelatedTerms",
"fieldType": "URN"
}
},
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "hasRelatedTerms",
"default": null,
"doc": "The relationship Has A with glossary term"
},
{
"Relationship": {
"/*": {
"entityTypes": [
"glossaryTerm"
],
"name": "HasValue"
}
},
"Searchable": {
"/*": {
"fieldName": "values",
"fieldType": "URN"
}
},
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "values",
"default": null,
"doc": "The relationship Has Value with glossary term.\nThese are fixed value a term has. For example a ColorEnum where RED, GREEN and YELLOW are fixed values."
},
{
"Relationship": {
"/*": {
"entityTypes": [
"glossaryTerm"
],
"name": "IsRelatedTo"
}
},
"Searchable": {
"/*": {
"fieldName": "relatedTerms",
"fieldType": "URN"
}
},
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "relatedTerms",
"default": null,
"doc": "The relationship isRelatedTo with glossary term"
}
],
"doc": "Has A / Is A lineage information about a glossary Term reporting the lineage"
}
institutionalMemory
Institutional memory of an entity. This is a way to link to relevant documentation and provide description of the documentation. Institutional or tribal knowledge is very important for users to leverage the entity.
Schema
{
"type": "record",
"Aspect": {
"name": "institutionalMemory"
},
"name": "InstitutionalMemory",
"namespace": "com.linkedin.common",
"fields": [
{
"type": {
"type": "array",
"items": {
"type": "record",
"name": "InstitutionalMemoryMetadata",
"namespace": "com.linkedin.common",
"fields": [
{
"java": {
"class": "com.linkedin.common.url.Url",
"coercerClass": "com.linkedin.common.url.UrlCoercer"
},
"type": "string",
"name": "url",
"doc": "Link to an engineering design document or a wiki page."
},
{
"type": "string",
"name": "description",
"doc": "Description of the link."
},
{
"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": "createStamp",
"doc": "Audit stamp associated with creation of this record"
}
],
"doc": "Metadata corresponding to a record of institutional memory."
}
},
"name": "elements",
"doc": "List of records that represent institutional memory of an entity. Each record consists of a link, description, creator and timestamps associated with that record."
}
],
"doc": "Institutional memory of an entity. This is a way to link to relevant documentation and provide description of the documentation. Institutional or tribal knowledge is very important for users to leverage the entity."
}
schemaMetadata
SchemaMetadata to describe metadata related to store schema
Schema
{
"type": "record",
"Aspect": {
"name": "schemaMetadata"
},
"name": "SchemaMetadata",
"namespace": "com.linkedin.schema",
"fields": [
{
"validate": {
"strlen": {
"max": 500,
"min": 1
}
},
"type": "string",
"name": "schemaName",
"doc": "Schema name e.g. PageViewEvent, identity.Profile, ams.account_management_tracking"
},
{
"java": {
"class": "com.linkedin.common.urn.DataPlatformUrn"
},
"type": "string",
"name": "platform",
"doc": "Standardized platform urn where schema is defined. The data platform Urn (urn:li:platform:{platform_name})"
},
{
"type": "long",
"name": "version",
"doc": "Every change to SchemaMetadata in the resource results in a new version. Version is server assigned. This version is differ from platform native schema version."
},
{
"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",
"default": {
"actor": "urn:li:corpuser:unknown",
"impersonator": null,
"time": 0,
"message": null
},
"doc": "An AuditStamp corresponding to the creation of this resource/association/sub-resource. A value of 0 for time indicates missing data."
},
{
"type": "com.linkedin.common.AuditStamp",
"name": "lastModified",
"default": {
"actor": "urn:li:corpuser:unknown",
"impersonator": null,
"time": 0,
"message": null
},
"doc": "An AuditStamp corresponding to the last modification of this resource/association/sub-resource. If no modification has happened since creation, lastModified should be the same as created. A value of 0 for time indicates missing data."
},
{
"type": [
"null",
"com.linkedin.common.AuditStamp"
],
"name": "deleted",
"default": null,
"doc": "An AuditStamp corresponding to the deletion of this resource/association/sub-resource. Logically, deleted MUST have a later timestamp than creation. It may or may not have the same time as lastModified depending upon the resource/association/sub-resource semantics."
},
{
"java": {
"class": "com.linkedin.common.urn.DatasetUrn"
},
"type": [
"null",
"string"
],
"name": "dataset",
"default": null,
"doc": "Dataset this schema metadata is associated with."
},
{
"type": [
"null",
"string"
],
"name": "cluster",
"default": null,
"doc": "The cluster this schema metadata resides from"
},
{
"type": "string",
"name": "hash",
"doc": "the SHA1 hash of the schema content"
},
{
"type": [
{
"type": "record",
"name": "EspressoSchema",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "documentSchema",
"doc": "The native espresso document schema."
},
{
"type": "string",
"name": "tableSchema",
"doc": "The espresso table schema definition."
}
],
"doc": "Schema text of an espresso table schema."
},
{
"type": "record",
"name": "OracleDDL",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "tableSchema",
"doc": "The native schema in the dataset's platform. This is a human readable (json blob) table schema."
}
],
"doc": "Schema holder for oracle data definition language that describes an oracle table."
},
{
"type": "record",
"name": "MySqlDDL",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "tableSchema",
"doc": "The native schema in the dataset's platform. This is a human readable (json blob) table schema."
}
],
"doc": "Schema holder for MySql data definition language that describes an MySql table."
},
{
"type": "record",
"name": "PrestoDDL",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "rawSchema",
"doc": "The raw schema in the dataset's platform. This includes the DDL and the columns extracted from DDL."
}
],
"doc": "Schema holder for presto data definition language that describes a presto view."
},
{
"type": "record",
"name": "KafkaSchema",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "documentSchema",
"doc": "The native kafka document schema. This is a human readable avro document schema."
},
{
"type": [
"null",
"string"
],
"name": "keySchema",
"default": null,
"doc": "The native kafka key schema as retrieved from Schema Registry"
}
],
"doc": "Schema holder for kafka schema."
},
{
"type": "record",
"name": "BinaryJsonSchema",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "schema",
"doc": "The native schema text for binary JSON file format."
}
],
"doc": "Schema text of binary JSON schema."
},
{
"type": "record",
"name": "OrcSchema",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "schema",
"doc": "The native schema for ORC file format."
}
],
"doc": "Schema text of an ORC schema."
},
{
"type": "record",
"name": "Schemaless",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "The dataset has no specific schema associated with it"
},
{
"type": "record",
"name": "KeyValueSchema",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "keySchema",
"doc": "The raw schema for the key in the key-value store."
},
{
"type": "string",
"name": "valueSchema",
"doc": "The raw schema for the value in the key-value store."
}
],
"doc": "Schema text of a key-value store schema."
},
{
"type": "record",
"name": "OtherSchema",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "rawSchema",
"doc": "The native schema in the dataset's platform."
}
],
"doc": "Schema holder for undefined schema types."
}
],
"name": "platformSchema",
"doc": "The native schema in the dataset's platform."
},
{
"type": {
"type": "array",
"items": {
"type": "record",
"name": "SchemaField",
"namespace": "com.linkedin.schema",
"fields": [
{
"Searchable": {
"fieldName": "fieldPaths",
"fieldType": "TEXT"
},
"type": "string",
"name": "fieldPath",
"doc": "Flattened name of the field. Field is computed from jsonPath field."
},
{
"Deprecated": true,
"type": [
"null",
"string"
],
"name": "jsonPath",
"default": null,
"doc": "Flattened name of a field in JSON Path notation."
},
{
"type": "boolean",
"name": "nullable",
"default": false,
"doc": "Indicates if this field is optional or nullable"
},
{
"Searchable": {
"boostScore": 0.1,
"fieldName": "fieldDescriptions",
"fieldType": "TEXT"
},
"type": [
"null",
"string"
],
"name": "description",
"default": null,
"doc": "Description"
},
{
"Searchable": {
"boostScore": 0.2,
"fieldName": "fieldLabels",
"fieldType": "TEXT"
},
"type": [
"null",
"string"
],
"name": "label",
"default": null,
"doc": "Label of the field. Provides a more human-readable name for the field than field path. Some sources will\nprovide this metadata but not all sources have the concept of a label. If just one string is associated with\na field in a source, that is most likely a description."
},
{
"type": [
"null",
"com.linkedin.common.AuditStamp"
],
"name": "created",
"default": null,
"doc": "An AuditStamp corresponding to the creation of this schema field."
},
{
"type": [
"null",
"com.linkedin.common.AuditStamp"
],
"name": "lastModified",
"default": null,
"doc": "An AuditStamp corresponding to the last modification of this schema field."
},
{
"type": {
"type": "record",
"name": "SchemaFieldDataType",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": [
{
"type": "record",
"name": "BooleanType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Boolean field type."
},
{
"type": "record",
"name": "FixedType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Fixed field type."
},
{
"type": "record",
"name": "StringType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "String field type."
},
{
"type": "record",
"name": "BytesType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Bytes field type."
},
{
"type": "record",
"name": "NumberType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Number data type: long, integer, short, etc.."
},
{
"type": "record",
"name": "DateType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Date field type."
},
{
"type": "record",
"name": "TimeType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Time field type. This should also be used for datetimes."
},
{
"type": "record",
"name": "EnumType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Enum field type."
},
{
"type": "record",
"name": "NullType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Null field type."
},
{
"type": "record",
"name": "MapType",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": [
"null",
"string"
],
"name": "keyType",
"default": null,
"doc": "Key type in a map"
},
{
"type": [
"null",
"string"
],
"name": "valueType",
"default": null,
"doc": "Type of the value in a map"
}
],
"doc": "Map field type."
},
{
"type": "record",
"name": "ArrayType",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "nestedType",
"default": null,
"doc": "List of types this array holds."
}
],
"doc": "Array field type."
},
{
"type": "record",
"name": "UnionType",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "nestedTypes",
"default": null,
"doc": "List of types in union type."
}
],
"doc": "Union field type."
},
{
"type": "record",
"name": "RecordType",
"namespace": "com.linkedin.schema",
"fields": [],
"doc": "Record field type."
}
],
"name": "type",
"doc": "Data platform specific types"
}
],
"doc": "Schema field data types"
},
"name": "type",
"doc": "Platform independent field type of the field."
},
{
"type": "string",
"name": "nativeDataType",
"doc": "The native type of the field in the dataset's platform as declared by platform schema."
},
{
"type": "boolean",
"name": "recursive",
"default": false,
"doc": "There are use cases when a field in type B references type A. A field in A references field of type B. In such cases, we will mark the first field as recursive."
},
{
"Relationship": {
"/tags/*/tag": {
"entityTypes": [
"tag"
],
"name": "SchemaFieldTaggedWith"
}
},
"Searchable": {
"/tags/*/tag": {
"boostScore": 0.5,
"fieldName": "fieldTags",
"fieldType": "URN"
}
},
"type": [
"null",
{
"type": "record",
"Aspect": {
"name": "globalTags"
},
"name": "GlobalTags",
"namespace": "com.linkedin.common",
"fields": [
{
"Relationship": {
"/*/tag": {
"entityTypes": [
"tag"
],
"name": "TaggedWith"
}
},
"Searchable": {
"/*/tag": {
"addToFilters": true,
"boostScore": 0.5,
"fieldName": "tags",
"fieldType": "URN",
"filterNameOverride": "Tag",
"hasValuesFieldName": "hasTags",
"queryByDefault": true
}
},
"type": {
"type": "array",
"items": {
"type": "record",
"name": "TagAssociation",
"namespace": "com.linkedin.common",
"fields": [
{
"java": {
"class": "com.linkedin.common.urn.TagUrn"
},
"type": "string",
"name": "tag",
"doc": "Urn of the applied tag"
},
{
"type": [
"null",
"string"
],
"name": "context",
"default": null,
"doc": "Additional context about the association"
}
],
"doc": "Properties of an applied tag. For now, just an Urn. In the future we can extend this with other properties, e.g.\npropagation parameters."
}
},
"name": "tags",
"doc": "Tags associated with a given entity"
}
],
"doc": "Tag aspect used for applying tags to an entity"
}
],
"name": "globalTags",
"default": null,
"doc": "Tags associated with the field"
},
{
"Relationship": {
"/terms/*/urn": {
"entityTypes": [
"glossaryTerm"
],
"name": "SchemaFieldWithGlossaryTerm"
}
},
"Searchable": {
"/terms/*/urn": {
"boostScore": 0.5,
"fieldName": "fieldGlossaryTerms",
"fieldType": "URN"
}
},
"type": [
"null",
{
"type": "record",
"Aspect": {
"name": "glossaryTerms"
},
"name": "GlossaryTerms",
"namespace": "com.linkedin.common",
"fields": [
{
"type": {
"type": "array",
"items": {
"type": "record",
"name": "GlossaryTermAssociation",
"namespace": "com.linkedin.common",
"fields": [
{
"Relationship": {
"entityTypes": [
"glossaryTerm"
],
"name": "TermedWith"
},
"Searchable": {
"addToFilters": true,
"fieldName": "glossaryTerms",
"fieldType": "URN",
"filterNameOverride": "Glossary Term",
"hasValuesFieldName": "hasGlossaryTerms"
},
"java": {
"class": "com.linkedin.common.urn.GlossaryTermUrn"
},
"type": "string",
"name": "urn",
"doc": "Urn of the applied glossary term"
},
{
"type": [
"null",
"string"
],
"name": "context",
"default": null,
"doc": "Additional context about the association"
}
],
"doc": "Properties of an applied glossary term."
}
},
"name": "terms",
"doc": "The related business terms"
},
{
"type": "com.linkedin.common.AuditStamp",
"name": "auditStamp",
"doc": "Audit stamp containing who reported the related business term"
}
],
"doc": "Related business terms information"
}
],
"name": "glossaryTerms",
"default": null,
"doc": "Glossary terms associated with the field"
},
{
"type": "boolean",
"name": "isPartOfKey",
"default": false,
"doc": "For schema fields that are part of complex keys, set this field to true\nWe do this to easily distinguish between value and key fields"
},
{
"type": [
"null",
"boolean"
],
"name": "isPartitioningKey",
"default": null,
"doc": "For Datasets which are partitioned, this determines the partitioning key."
},
{
"type": [
"null",
"string"
],
"name": "jsonProps",
"default": null,
"doc": "For schema fields that have other properties that are not modeled explicitly,\nuse this field to serialize those properties into a JSON string"
}
],
"doc": "SchemaField to describe metadata related to dataset schema."
}
},
"name": "fields",
"doc": "Client provided a list of fields from document schema."
},
{
"type": [
"null",
{
"type": "array",
"items": "string"
}
],
"name": "primaryKeys",
"default": null,
"doc": "Client provided list of fields that define primary keys to access record. Field order defines hierarchical espresso keys. Empty lists indicates absence of primary key access patter. Value is a SchemaField@fieldPath."
},
{
"deprecated": "Use foreignKeys instead.",
"type": [
"null",
{
"type": "map",
"values": {
"type": "record",
"name": "ForeignKeySpec",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": [
{
"type": "record",
"name": "DatasetFieldForeignKey",
"namespace": "com.linkedin.schema",
"fields": [
{
"java": {
"class": "com.linkedin.common.urn.DatasetUrn"
},
"type": "string",
"name": "parentDataset",
"doc": "dataset that stores the resource."
},
{
"type": {
"type": "array",
"items": "string"
},
"name": "currentFieldPaths",
"doc": "List of fields in hosting(current) SchemaMetadata that conform a foreign key. List can contain a single entry or multiple entries if several entries in hosting schema conform a foreign key in a single parent dataset."
},
{
"type": "string",
"name": "parentField",
"doc": "SchemaField@fieldPath that uniquely identify field in parent dataset that this field references."
}
],
"doc": "For non-urn based foregin keys."
},
{
"type": "record",
"name": "UrnForeignKey",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "currentFieldPath",
"doc": "Field in hosting(current) SchemaMetadata."
}
],
"doc": "If SchemaMetadata fields make any external references and references are of type com.linkedin.common.Urn or any children, this models can be used to mark it."
}
],
"name": "foreignKey",
"doc": "Foreign key definition in metadata schema."
}
],
"doc": "Description of a foreign key in a schema."
}
}
],
"name": "foreignKeysSpecs",
"default": null,
"doc": "Map captures all the references schema makes to external datasets. Map key is ForeignKeySpecName typeref."
},
{
"type": [
"null",
{
"type": "array",
"items": {
"type": "record",
"name": "ForeignKeyConstraint",
"namespace": "com.linkedin.schema",
"fields": [
{
"type": "string",
"name": "name",
"doc": "Name of the constraint, likely provided from the source"
},
{
"Relationship": {
"/*": {
"entityTypes": [
"schemaField"
],
"name": "ForeignKeyTo"
}
},
"type": {
"type": "array",
"items": "string"
},
"name": "foreignFields",
"doc": "Fields the constraint maps to on the foreign dataset"
},
{
"type": {
"type": "array",
"items": "string"
},
"name": "sourceFields",
"doc": "Fields the constraint maps to on the source dataset"
},
{
"Relationship": {
"entityTypes": [
"dataset"
],
"name": "ForeignKeyToDataset"
},
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": "string",
"name": "foreignDataset",
"doc": "Reference to the foreign dataset for ease of lookup"
}
],
"doc": "Description of a foreign key constraint in a schema."
}
}
],
"name": "foreignKeys",
"default": null,
"doc": "List of foreign key constraints for the schema"
}
],
"doc": "SchemaMetadata to describe metadata related to store schema"
}
deprecation
Deprecation status of an entity
Schema
{
"type": "record",
"Aspect": {
"name": "deprecation"
},
"name": "Deprecation",
"namespace": "com.linkedin.common",
"fields": [
{
"Searchable": {
"fieldType": "BOOLEAN",
"weightsPerFieldValue": {
"true": 0.5
}
},
"type": "boolean",
"name": "deprecated",
"doc": "Whether the entity is deprecated."
},
{
"type": [
"null",
"long"
],
"name": "decommissionTime",
"default": null,
"doc": "The time user plan to decommission this entity."
},
{
"type": "string",
"name": "note",
"doc": "Additional information about the entity deprecation plan, such as the wiki, doc, RB."
},
{
"java": {
"class": "com.linkedin.common.urn.Urn"
},
"type": "string",
"name": "actor",
"doc": "The user URN which will be credited for modifying this deprecation content."
}
],
"doc": "Deprecation status of an entity"
}
domains
Links from an Asset to its Domains
Schema
{
"type": "record",
"Aspect": {
"name": "domains"
},
"name": "Domains",
"namespace": "com.linkedin.domain",
"fields": [
{
"Relationship": {
"/*": {
"entityTypes": [
"domain"
],
"name": "AssociatedWith"
}
},
"Searchable": {
"/*": {
"addToFilters": true,
"fieldName": "domains",
"fieldType": "URN",
"filterNameOverride": "Domain",
"hasValuesFieldName": "hasDomain"
}
},
"type": {
"type": "array",
"items": "string"
},
"name": "domains",
"doc": "The Domains attached to an Asset"
}
],
"doc": "Links from an Asset to its Domains"
}
Relationships
Self
These are the relationships to itself, stored in this entity's aspects
- IsA (via
glossaryRelatedTerms.isRelatedTerms) - HasA (via
glossaryRelatedTerms.hasRelatedTerms) - HasValue (via
glossaryRelatedTerms.values) - IsRelatedTo (via
glossaryRelatedTerms.relatedTerms) - SchemaFieldWithGlossaryTerm (via
schemaMetadata.fields.glossaryTerms) - TermedWith (via
schemaMetadata.fields.glossaryTerms.terms.urn)
Outgoing
These are the relationships stored in this entity's aspects
IsPartOf
- GlossaryNode via
glossaryTermInfo.parentNode
- GlossaryNode via
OwnedBy
- Corpuser via
ownership.owners.owner - CorpGroup via
ownership.owners.owner
- Corpuser via
SchemaFieldTaggedWith
- Tag via
schemaMetadata.fields.globalTags
- Tag via
TaggedWith
- Tag via
schemaMetadata.fields.globalTags.tags
- Tag via
ForeignKeyTo
- SchemaField via
schemaMetadata.foreignKeys.foreignFields
- SchemaField via
ForeignKeyToDataset
- Dataset via
schemaMetadata.foreignKeys.foreignDataset
- Dataset via
AssociatedWith
- Domain via
domains.domains
- Domain via
Incoming
These are the relationships stored in other entity's aspects
SchemaFieldWithGlossaryTerm
- Dataset via
schemaMetadata.fields.glossaryTerms - Chart via
inputFields.fields.schemaField.glossaryTerms - Dashboard via
inputFields.fields.schemaField.glossaryTerms
- Dataset via
TermedWith
- Dataset via
schemaMetadata.fields.glossaryTerms.terms.urn - DataJob via
glossaryTerms.terms.urn - DataFlow via
glossaryTerms.terms.urn - Chart via
glossaryTerms.terms.urn - Dashboard via
glossaryTerms.terms.urn - Notebook via
glossaryTerms.terms.urn - Container via
glossaryTerms.terms.urn - MlModel via
glossaryTerms.terms.urn - MlModelGroup via
glossaryTerms.terms.urn - MlFeatureTable via
glossaryTerms.terms.urn - MlFeature via
glossaryTerms.terms.urn - MlPrimaryKey via
glossaryTerms.terms.urn
- Dataset via
EditableSchemaFieldWithGlossaryTerm
- Dataset via
editableSchemaMetadata.editableSchemaFieldInfo.glossaryTerms
- Dataset via
Global Metadata Model
