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datahub/assets/js/bfffbae2.fa13f6a2.js
chriscollins3456 d9181465b4 deploy: d9dda1b059f2bbbef31e92009aba40fbc75df7e2
2025-08-22 14:09:31 +00:00

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"use strict";(self.webpackChunkdocs_website=self.webpackChunkdocs_website||[]).push([[37101],{51346:(e,t,a)=>{a.r(t),a.d(t,{assets:()=>c,contentTitle:()=>p,default:()=>y,frontMatter:()=>d,metadata:()=>g,toc:()=>m});a(96540);var n=a(15680),i=a(53720),s=a(5400);function l(e,t,a){return t in e?Object.defineProperty(e,t,{value:a,enumerable:!0,configurable:!0,writable:!0}):e[t]=a,e}function r(e,t){return t=null!=t?t:{},Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(t)):function(e,t){var a=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),a.push.apply(a,n)}return a}(Object(t)).forEach((function(a){Object.defineProperty(e,a,Object.getOwnPropertyDescriptor(t,a))})),e}function o(e,t){if(null==e)return{};var a,n,i=function(e,t){if(null==e)return{};var a,n,i={},s=Object.keys(e);for(n=0;n<s.length;n++)a=s[n],t.indexOf(a)>=0||(i[a]=e[a]);return i}(e,t);if(Object.getOwnPropertySymbols){var s=Object.getOwnPropertySymbols(e);for(n=0;n<s.length;n++)a=s[n],t.indexOf(a)>=0||Object.prototype.propertyIsEnumerable.call(e,a)&&(i[a]=e[a])}return i}const d={sidebar_position:39,title:"Metadata File",slug:"/generated/ingestion/sources/metadata-file",custom_edit_url:"https://github.com/datahub-project/datahub/blob/master/docs/generated/ingestion/sources/metadata-file.md"},p="Metadata File",g={unversionedId:"docs/generated/ingestion/sources/metadata-file",id:"docs/generated/ingestion/sources/metadata-file",title:"Metadata File",description:"Certified",source:"@site/genDocs/docs/generated/ingestion/sources/metadata-file.md",sourceDirName:"docs/generated/ingestion/sources",slug:"/generated/ingestion/sources/metadata-file",permalink:"/docs/generated/ingestion/sources/metadata-file",draft:!1,editUrl:"https://github.com/datahub-project/datahub/blob/master/docs/generated/ingestion/sources/metadata-file.md",tags:[],version:"current",sidebarPosition:39,frontMatter:{sidebar_position:39,title:"Metadata File",slug:"/generated/ingestion/sources/metadata-file",custom_edit_url:"https://github.com/datahub-project/datahub/blob/master/docs/generated/ingestion/sources/metadata-file.md"},sidebar:"overviewSidebar",previous:{title:"Metabase",permalink:"/docs/generated/ingestion/sources/metabase"},next:{title:"Microsoft SQL Server",permalink:"/docs/generated/ingestion/sources/mssql"}},c={},m=[{value:"Important Capabilities",id:"important-capabilities",level:3},{value:"CLI based Ingestion",id:"cli-based-ingestion",level:3},{value:"Starter Recipe",id:"starter-recipe",level:3},{value:"Config Details",id:"config-details",level:3},{value:"Code Coordinates",id:"code-coordinates",level:3}],u={toc:m},f="wrapper";function y(e){var{components:t}=e,a=o(e,["components"]);return(0,n.yg)(f,r(function(e){for(var t=1;t<arguments.length;t++){var a=null!=arguments[t]?arguments[t]:{},n=Object.keys(a);"function"==typeof Object.getOwnPropertySymbols&&(n=n.concat(Object.getOwnPropertySymbols(a).filter((function(e){return Object.getOwnPropertyDescriptor(a,e).enumerable})))),n.forEach((function(t){l(e,t,a[t])}))}return e}({},u,a),{components:t,mdxType:"MDXLayout"}),(0,n.yg)("h1",{id:"metadata-file"},"Metadata File"),(0,n.yg)("p",null,(0,n.yg)("img",{parentName:"p",src:"https://img.shields.io/badge/support%20status-certified-brightgreen",alt:"Certified"})),(0,n.yg)("h3",{id:"important-capabilities"},"Important Capabilities"),(0,n.yg)("table",null,(0,n.yg)("thead",{parentName:"table"},(0,n.yg)("tr",{parentName:"thead"},(0,n.yg)("th",{parentName:"tr",align:null},"Capability"),(0,n.yg)("th",{parentName:"tr",align:null},"Status"),(0,n.yg)("th",{parentName:"tr",align:null},"Notes"))),(0,n.yg)("tbody",{parentName:"table"},(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:null},(0,n.yg)("a",{parentName:"td",href:"/docs/metadata-ingestion/docs/dev_guides/stateful#stale-entity-removal"},"Detect Deleted Entities")),(0,n.yg)("td",{parentName:"tr",align:null},"\u2705"),(0,n.yg)("td",{parentName:"tr",align:null},"Enabled by default via stateful ingestion.")),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:null},"Test Connection"),(0,n.yg)("td",{parentName:"tr",align:null},"\u2705"),(0,n.yg)("td",{parentName:"tr",align:null},"Enabled by default.")))),(0,n.yg)("p",null,"This plugin pulls metadata from a previously generated file.\nThe ",(0,n.yg)("a",{parentName:"p",href:"/docs/metadata-ingestion/sink_docs/metadata-file"},"metadata file sink")," can produce such files, and a number of\nsamples are included in the ",(0,n.yg)("a",{parentName:"p",href:"https://github.com/datahub-project/datahub/blob/master/metadata-ingestion/examples/mce_files"},"examples/mce_files")," directory."),(0,n.yg)("h3",{id:"cli-based-ingestion"},"CLI based Ingestion"),(0,n.yg)("h3",{id:"starter-recipe"},"Starter Recipe"),(0,n.yg)("p",null,"Check out the following recipe to get started with ingestion! See ",(0,n.yg)("a",{parentName:"p",href:"#config-details"},"below")," for full configuration options."),(0,n.yg)("p",null,"For general pointers on writing and running a recipe, see our ",(0,n.yg)("a",{parentName:"p",href:"/docs/metadata-ingestion#recipes"},"main recipe guide"),"."),(0,n.yg)("pre",null,(0,n.yg)("code",{parentName:"pre",className:"language-yaml"},"source:\n type: file\n config:\n # Coordinates\n filename: ./path/to/mce/file.json\n\nsink:\n # sink configs\n")),(0,n.yg)("h3",{id:"config-details"},"Config Details"),(0,n.yg)(i.A,{mdxType:"Tabs"},(0,n.yg)(s.A,{value:"options",label:"Options",default:!0,mdxType:"TabItem"},(0,n.yg)("p",null,"Note that a ",(0,n.yg)("inlineCode",{parentName:"p"},".")," is used to denote nested fields in the YAML recipe."),(0,n.yg)("div",{className:"config-table"},(0,n.yg)("table",null,(0,n.yg)("thead",{parentName:"table"},(0,n.yg)("tr",{parentName:"thead"},(0,n.yg)("th",{parentName:"tr",align:"left"},"Field"),(0,n.yg)("th",{parentName:"tr",align:"left"},"Description"))),(0,n.yg)("tbody",{parentName:"table"},(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-main"},"path"),"\xa0",(0,n.yg)("abbr",{title:"Required"},"\u2705"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"string"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"File path to folder or file to ingest, or URL to a remote file. If pointed to a folder, all files with extension {file_extension} (default json) within that folder will be processed.")),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-main"},"aspect"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"string"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"Set to an aspect to only read this aspect for ingestion.")),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-main"},"count_all_before_starting"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"boolean"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"When enabled, counts total number of records in the file before starting. Used for accurate estimation of completion time. Turn it off if startup time is too high. ",(0,n.yg)("div",{className:"default-line default-line-with-docs"},"Default: ",(0,n.yg)("span",{className:"default-value"},"True")))),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-main"},"file_extension"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"string"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"When providing a folder to use to read files, set this field to control file extensions that you want the source to process. * is a special value that means process every file regardless of extension ",(0,n.yg)("div",{className:"default-line default-line-with-docs"},"Default: ",(0,n.yg)("span",{className:"default-value"},".json")))),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-main"},"read_mode"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"Enum"))),(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"default-line "},"Default: ",(0,n.yg)("span",{className:"default-value"},"AUTO")))),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-main"},"stateful_ingestion"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"StatefulStaleMetadataRemovalConfig"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"Base specialized config for Stateful Ingestion with stale metadata removal capability.")),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-prefix"},"stateful_ingestion."),(0,n.yg)("span",{className:"path-main"},"enabled"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"boolean"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"Whether or not to enable stateful ingest. Default: True if a pipeline_name is set and either a datahub-rest sink or ",(0,n.yg)("inlineCode",{parentName:"td"},"datahub_api")," is specified, otherwise False ",(0,n.yg)("div",{className:"default-line default-line-with-docs"},"Default: ",(0,n.yg)("span",{className:"default-value"},"False")))),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-prefix"},"stateful_ingestion."),(0,n.yg)("span",{className:"path-main"},"fail_safe_threshold"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"number"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"Prevents large amount of soft deletes & the state from committing from accidental changes to the source configuration if the relative change percent in entities compared to the previous state is above the 'fail_safe_threshold'. ",(0,n.yg)("div",{className:"default-line default-line-with-docs"},"Default: ",(0,n.yg)("span",{className:"default-value"},"75.0")))),(0,n.yg)("tr",{parentName:"tbody"},(0,n.yg)("td",{parentName:"tr",align:"left"},(0,n.yg)("div",{className:"path-line"},(0,n.yg)("span",{className:"path-prefix"},"stateful_ingestion."),(0,n.yg)("span",{className:"path-main"},"remove_stale_metadata"))," ",(0,n.yg)("div",{className:"type-name-line"},(0,n.yg)("span",{className:"type-name"},"boolean"))),(0,n.yg)("td",{parentName:"tr",align:"left"},"Soft-deletes the entities present in the last successful run but missing in the current run with stateful_ingestion enabled. ",(0,n.yg)("div",{className:"default-line default-line-with-docs"},"Default: ",(0,n.yg)("span",{className:"default-value"},"True")))))))),(0,n.yg)(s.A,{value:"schema",label:"Schema",mdxType:"TabItem"},(0,n.yg)("p",null,"The ",(0,n.yg)("a",{parentName:"p",href:"https://json-schema.org/"},"JSONSchema")," for this configuration is inlined below."),(0,n.yg)("pre",null,(0,n.yg)("code",{parentName:"pre",className:"language-javascript"},'{\n "title": "FileSourceConfig",\n "description": "Base configuration class for stateful ingestion for source configs to inherit from.",\n "type": "object",\n "properties": {\n "stateful_ingestion": {\n "$ref": "#/definitions/StatefulStaleMetadataRemovalConfig"\n },\n "path": {\n "title": "Path",\n "description": "File path to folder or file to ingest, or URL to a remote file. If pointed to a folder, all files with extension {file_extension} (default json) within that folder will be processed.",\n "type": "string"\n },\n "file_extension": {\n "title": "File Extension",\n "description": "When providing a folder to use to read files, set this field to control file extensions that you want the source to process. * is a special value that means process every file regardless of extension",\n "default": ".json",\n "type": "string"\n },\n "read_mode": {\n "default": "AUTO",\n "allOf": [\n {\n "$ref": "#/definitions/FileReadMode"\n }\n ]\n },\n "aspect": {\n "title": "Aspect",\n "description": "Set to an aspect to only read this aspect for ingestion.",\n "type": "string"\n },\n "count_all_before_starting": {\n "title": "Count All Before Starting",\n "description": "When enabled, counts total number of records in the file before starting. Used for accurate estimation of completion time. Turn it off if startup time is too high.",\n "default": true,\n "type": "boolean"\n }\n },\n "required": [\n "path"\n ],\n "definitions": {\n "DynamicTypedStateProviderConfig": {\n "title": "DynamicTypedStateProviderConfig",\n "type": "object",\n "properties": {\n "type": {\n "title": "Type",\n "description": "The type of the state provider to use. For DataHub use `datahub`",\n "type": "string"\n },\n "config": {\n "title": "Config",\n "description": "The configuration required for initializing the state provider. Default: The datahub_api config if set at pipeline level. Otherwise, the default DatahubClientConfig. See the defaults (https://github.com/datahub-project/datahub/blob/master/metadata-ingestion/src/datahub/ingestion/graph/client.py#L19).",\n "default": {},\n "type": "object"\n }\n },\n "required": [\n "type"\n ],\n "additionalProperties": false\n },\n "StatefulStaleMetadataRemovalConfig": {\n "title": "StatefulStaleMetadataRemovalConfig",\n "description": "Base specialized config for Stateful Ingestion with stale metadata removal capability.",\n "type": "object",\n "properties": {\n "enabled": {\n "title": "Enabled",\n "description": "Whether or not to enable stateful ingest. Default: True if a pipeline_name is set and either a datahub-rest sink or `datahub_api` is specified, otherwise False",\n "default": false,\n "type": "boolean"\n },\n "remove_stale_metadata": {\n "title": "Remove Stale Metadata",\n "description": "Soft-deletes the entities present in the last successful run but missing in the current run with stateful_ingestion enabled.",\n "default": true,\n "type": "boolean"\n },\n "fail_safe_threshold": {\n "title": "Fail Safe Threshold",\n "description": "Prevents large amount of soft deletes & the state from committing from accidental changes to the source configuration if the relative change percent in entities compared to the previous state is above the \'fail_safe_threshold\'.",\n "default": 75.0,\n "minimum": 0.0,\n "maximum": 100.0,\n "type": "number"\n }\n },\n "additionalProperties": false\n },\n "FileReadMode": {\n "title": "FileReadMode",\n "description": "An enumeration.",\n "enum": [\n "STREAM",\n "BATCH",\n "AUTO"\n ]\n }\n }\n}\n')))),(0,n.yg)("h3",{id:"code-coordinates"},"Code Coordinates"),(0,n.yg)("ul",null,(0,n.yg)("li",{parentName:"ul"},"Class Name: ",(0,n.yg)("inlineCode",{parentName:"li"},"datahub.ingestion.source.file.GenericFileSource")),(0,n.yg)("li",{parentName:"ul"},"Browse on ",(0,n.yg)("a",{parentName:"li",href:"https://github.com/datahub-project/datahub/blob/master/metadata-ingestion/src/datahub/ingestion/source/file.py"},"GitHub"))),(0,n.yg)("h2",null,"Questions"),(0,n.yg)("p",null,"If you've got any questions on configuring ingestion for Metadata File, feel free to ping us on ",(0,n.yg)("a",{parentName:"p",href:"https://datahub.com/slack"},"our Slack"),"."))}y.isMDXComponent=!0}}]);
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