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feat(search): lineage search
* remove aggregation from limited entities query * prevent slow responses from large page sizes (prevent 10k queries) * parallelize upstream/downstream 1-hop search * implement pagination to remove 1k upstream/downstream limit * add configuration options to application.yaml
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‎datahub-web-react/src/app/lineageV2/useSearchAcrossLineage.ts

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@@ -73,7 +73,7 @@ export default function useSearchAcrossLineage(
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direction,
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types: type === EntityType.SchemaField ? [EntityType.SchemaField] : undefined,
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start: 0,
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count: 10000,
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count: 2000,
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orFilters: [
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{
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and: [

‎datahub-web-react/src/graphql/lineage.graphql

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@@ -900,7 +900,7 @@ query getSearchAcrossLineageCounts(
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urn: $urn
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query: "*"
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start: 0
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count: 10000
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count: 2000
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filters: [{ field: "degree", value: "1", values: ["1"] }]
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direction: UPSTREAM
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lineageFlags: { startTimeMillis: $startTimeMillis, endTimeMillis: $endTimeMillis }
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urn: $urn
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query: "*"
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start: 0
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count: 10000
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count: 2000
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filters: [{ field: "degree", value: "1", values: ["1"] }]
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direction: DOWNSTREAM
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lineageFlags: { startTimeMillis: $startTimeMillis, endTimeMillis: $endTimeMillis }

‎docker/datahub-gms/env/docker.env

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@@ -27,6 +27,7 @@ MCE_CONSUMER_ENABLED=true
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PE_CONSUMER_ENABLED=true
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UI_INGESTION_ENABLED=true
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THEME_V2_DEFAULT=true
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ELASTICSEARCH_LIMIT_RESULTS_STRICT=true
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# Uncomment to disable Metadata Service Authentication
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# METADATA_SERVICE_AUTH_ENABLED=false

‎docker/quickstart/docker-compose-m1.quickstart.yml

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@@ -85,6 +85,7 @@ services:
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- ELASTICSEARCH_HOST=elasticsearch
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- ELASTICSEARCH_INDEX_BUILDER_MAPPINGS_REINDEX=true
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- ELASTICSEARCH_INDEX_BUILDER_SETTINGS_REINDEX=true
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- ELASTICSEARCH_LIMIT_RESULTS_STRICT=true
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- ELASTICSEARCH_PORT=9200
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- ENTITY_REGISTRY_CONFIG_PATH=/datahub/datahub-gms/resources/entity-registry.yml
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- ENTITY_SERVICE_ENABLE_RETENTION=true

‎docker/quickstart/docker-compose.quickstart.yml

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- ELASTICSEARCH_HOST=elasticsearch
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- ELASTICSEARCH_INDEX_BUILDER_MAPPINGS_REINDEX=true
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- ELASTICSEARCH_INDEX_BUILDER_SETTINGS_REINDEX=true
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- ELASTICSEARCH_LIMIT_RESULTS_STRICT=true
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- ELASTICSEARCH_PORT=9200
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- ENTITY_REGISTRY_CONFIG_PATH=/datahub/datahub-gms/resources/entity-registry.yml
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- ENTITY_SERVICE_ENABLE_RETENTION=true

‎docs/api/restli/restli-overview.md

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@@ -1365,7 +1365,7 @@ curl -X POST 'http://localhost:8080/aspects?action=getTimeseriesAspectValues' \
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{
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"value":{
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"limit":10000,
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"limit":2000,
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"aspectName":"datasetProfile",
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"endTimeMillis":1627455600000,
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"startTimeMillis":1625122800000,

‎docs/deploy/environment-vars.md

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@@ -51,25 +51,27 @@ DataHub works.
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## Search
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| Variable | Default | Unit/Type | Components | Description |
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| --------------------------------------------------- | ------------------- | --------- | --------------------------------------------------------------- | ------------------------------------------------------------------------ |
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| `INDEX_PREFIX` | `` | string | [`GMS`, `MAE Consumer`, `Elasticsearch Setup`, `System Update`] | Prefix Elasticsearch indices with the given string. |
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| `ELASTICSEARCH_NUM_SHARDS_PER_INDEX` | 1 | integer | [`System Update`] | Default number of shards per Elasticsearch index. |
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| `ELASTICSEARCH_NUM_REPLICAS_PER_INDEX` | 1 | integer | [`System Update`] | Default number of replica per Elasticsearch index. |
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| `ELASTICSEARCH_BUILD_INDICES_RETENTION_VALUE` | 60 | integer | [`System Update`] | Number of units for the retention of Elasticsearch clone/backup indices. |
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| `ELASTICSEARCH_BUILD_INDICES_RETENTION_UNIT` | DAYS | string | [`System Update`] | Unit for the retention of Elasticsearch clone/backup indices. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_EXCLUSIVE` | `false` | boolean | [`GMS`] | Only return exact matches when using quotes. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_WITH_PREFIX` | `true` | boolean | [`GMS`] | Include prefix match in exact match results. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_FACTOR` | 10.0 | float | [`GMS`] | Multiply by this number on true exact match. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_PREFIX_FACTOR` | 1.6 | float | [`GMS`] | Multiply by this number when prefix match. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_CASE_FACTOR` | 0.7 | float | [`GMS`] | Multiply by this number when case insensitive match. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_ENABLE_STRUCTURED` | `true` | boolean | [`GMS`] | When using structured query, also include exact matches. |
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| `ELASTICSEARCH_QUERY_PARTIAL_URN_FACTOR` | 0.5 | float | [`GMS`] | Multiply by this number when partial token match on URN) |
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| `ELASTICSEARCH_QUERY_PARTIAL_FACTOR` | 0.4 | float | [`GMS`] | Multiply by this number when partial token match on non-URN field. |
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| `ELASTICSEARCH_QUERY_CUSTOM_CONFIG_ENABLED` | `true` | boolean | [`GMS`] | Enable search query and ranking customization configuration. |
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| `ELASTICSEARCH_QUERY_CUSTOM_CONFIG_FILE` | `search_config.yml` | string | [`GMS`] | The location of the search customization configuration. |
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| `ELASTICSEARCH_INDEX_BUILDER_MAPPINGS_REINDEX` | `false` | boolean | [`System Update`] | Enable reindexing on Elasticsearch schema changes. |
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| `ENABLE_STRUCTURED_PROPERTIES_SYSTEM_UPDATE` | `false` | boolean | [`System Update`] | Enable reindexing to remove hard deleted structured properties. |
54+
| Variable | Default | Unit/Type | Components | Description |
55+
| --------------------------------------------------- | ------------------- | --------- | --------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------ |
56+
| `INDEX_PREFIX` | `` | string | [`GMS`, `MAE Consumer`, `Elasticsearch Setup`, `System Update`] | Prefix Elasticsearch indices with the given string. |
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| `ELASTICSEARCH_NUM_SHARDS_PER_INDEX` | 1 | integer | [`System Update`] | Default number of shards per Elasticsearch index. |
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| `ELASTICSEARCH_NUM_REPLICAS_PER_INDEX` | 1 | integer | [`System Update`] | Default number of replica per Elasticsearch index. |
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| `ELASTICSEARCH_BUILD_INDICES_RETENTION_VALUE` | 60 | integer | [`System Update`] | Number of units for the retention of Elasticsearch clone/backup indices. |
60+
| `ELASTICSEARCH_BUILD_INDICES_RETENTION_UNIT` | DAYS | string | [`System Update`] | Unit for the retention of Elasticsearch clone/backup indices. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_EXCLUSIVE` | `false` | boolean | [`GMS`] | Only return exact matches when using quotes. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_WITH_PREFIX` | `true` | boolean | [`GMS`] | Include prefix match in exact match results. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_FACTOR` | 10.0 | float | [`GMS`] | Multiply by this number on true exact match. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_PREFIX_FACTOR` | 1.6 | float | [`GMS`] | Multiply by this number when prefix match. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_CASE_FACTOR` | 0.7 | float | [`GMS`] | Multiply by this number when case insensitive match. |
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| `ELASTICSEARCH_QUERY_EXACT_MATCH_ENABLE_STRUCTURED` | `true` | boolean | [`GMS`] | When using structured query, also include exact matches. |
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| `ELASTICSEARCH_QUERY_PARTIAL_URN_FACTOR` | 0.5 | float | [`GMS`] | Multiply by this number when partial token match on URN) |
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| `ELASTICSEARCH_QUERY_PARTIAL_FACTOR` | 0.4 | float | [`GMS`] | Multiply by this number when partial token match on non-URN field. |
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| `ELASTICSEARCH_QUERY_CUSTOM_CONFIG_ENABLED` | `true` | boolean | [`GMS`] | Enable search query and ranking customization configuration. |
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| `ELASTICSEARCH_QUERY_CUSTOM_CONFIG_FILE` | `search_config.yml` | string | [`GMS`] | The location of the search customization configuration. |
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| `ELASTICSEARCH_INDEX_BUILDER_MAPPINGS_REINDEX` | `false` | boolean | [`System Update`] | Enable reindexing on Elasticsearch schema changes. |
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| `ENABLE_STRUCTURED_PROPERTIES_SYSTEM_UPDATE` | `false` | boolean | [`System Update`] | Enable reindexing to remove hard deleted structured properties. |
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| `ELASTICSEARCH_LIMIT_RESULTS_MAX` | 2000 | integer | [`GMS`] | Maximum search results per page. |
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| `ELASTICSEARCH_LIMIT_RESULTS_STRICT` | `false` | boolean | [`GMS`] | If `false`, reduce the page size to the maximum rathen then throw an exception is the request exceeds the maximum value. |
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## Entities and Versions
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‎docs/how/updating-datahub.md

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### Breaking Changes
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- Maximum search results per page (new: 5000, old: 10000) can be configured with environment variable `ELASTICSEARCH_LIMIT_RESULTS_MAX`
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- Maximum lineage visualization hops (new: 20, old: 1000) can be configured with environment variable `ELASTICSEARCH_SEARCH_GRAPH_LINEAGE_MAX_HOPS`
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### Known Issues
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### Potential Downtime

‎docs/modeling/metadata-model.md

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"value":{
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‎metadata-ingestion/src/datahub/cli/delete_cli.py

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default=3000,
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type=int,
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help="Batch size when querying for entities to un-soft delete."
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"Maximum 10000. Large batch sizes may cause timeouts.",
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"Maximum 5000. Large batch sizes may cause timeouts.",
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)
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def undo_by_filter(
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urn: Optional[str], platform: Optional[str], batch_size: int
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default=3000,
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type=int,
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help="Batch size when querying for entities to delete."
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"Maximum 10000. Large batch sizes may cause timeouts.",
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"Maximum 5000. Large batch sizes may cause timeouts.",
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)
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@click.option(
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"-n",
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def _validate_batch_size(batch_size: int) -> None:
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if batch_size <= 0:
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raise click.UsageError("Batch size must be a positive integer.")
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elif batch_size > 10000:
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raise click.UsageError("Batch size cannot exceed 10,000.")
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elif batch_size > 5000:
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raise click.UsageError("Batch size cannot exceed 5,000.")
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def _delete_one_urn(

‎metadata-ingestion/src/datahub/ingestion/graph/client.py

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"input": search_query,
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"entity": "container",
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"start": 0,
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"count": 10000,
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"count": 5000,
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"filter": {"or": container_filters},
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}
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results: Dict = self._post_generic(url, search_body)
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query: Optional[str] = None,
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container: Optional[str] = None,
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status: Optional[RemovedStatusFilter] = RemovedStatusFilter.NOT_SOFT_DELETED,
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batch_size: int = 10000,
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batch_size: int = 5000,
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extraFilters: Optional[List[RawSearchFilterRule]] = None,
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extra_or_filters: Optional[RawSearchFilter] = None,
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) -> Iterable[str]:
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query: Optional[str] = None,
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container: Optional[str] = None,
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status: RemovedStatusFilter = RemovedStatusFilter.NOT_SOFT_DELETED,
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batch_size: int = 10000,
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batch_size: int = 5000,
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extra_and_filters: Optional[List[RawSearchFilterRule]] = None,
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extra_or_filters: Optional[RawSearchFilter] = None,
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extra_source_fields: Optional[List[str]] = None,

‎metadata-io/build.gradle

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testImplementation project(':test-models')
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testImplementation project(path: ':test-models', configuration: 'testDataTemplate')
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testImplementation project(':datahub-graphql-core')
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testFixturesApi project(':datahub-graphql-core')
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testImplementation project(path: ':metadata-integration:java:datahub-client', configuration: 'shadow')
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testImplementation project(':metadata-service:auth-impl')
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testFixturesApi project(':metadata-service:configuration')
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testImplementation project(':li-utils')
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testImplementation externalDependency.testng
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testImplementation externalDependency.h2
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testImplementation externalDependency.testContainersOpenSearch
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testImplementation externalDependency.testContainersCassandra
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testImplementation externalDependency.lombok
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testImplementation externalDependency.springBootTest
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testFixturesApi externalDependency.springBootTest
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testImplementation spec.product.pegasus.restliServer
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testImplementation externalDependency.ebeanTest
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testImplementation externalDependency.opentelemetrySdk

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