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# Pipeline
This schema defines the Pipeline entity. A pipeline enables flow of data from source to destination through a series of processing steps. ETL is a type of pipeline where the series of steps Extract, Transform, and load the data.
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**$id:** [**https://open-metadata.org/schema/entity/data/pipeline.json** ](https://open-metadata.org/schema/entity/data/pipeline.json )
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Type: `object`
## Properties
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* **id** `required`
* Unique identifier that identifies a pipeline instance.
* $ref: [../../type/basic.json\#/definitions/uuid ](pipeline.md#....typebasic.jsondefinitionsuuid )
* **name** `required`
* Name that identifies this pipeline instance uniquely.
* Type: `string`
* Length: between 1 and 64
* **fullyQualifiedName**
* A unique name that identifies a pipeline in the format 'ServiceName.PipelineName'.
* Type: `string`
* Length: between 1 and 64
* **description**
* Description of this pipeline.
* Type: `string`
* **href**
* Link to the resource corresponding to this entity.
* $ref: [../../type/basic.json\#/definitions/href ](pipeline.md#....typebasic.jsondefinitionshref )
* **owner**
* Owner of this pipeline.
* $ref: [../../type/entityReference.json ](pipeline.md#....typeentityreference.json )
* **service** `required`
* Link to service where this pipeline is hosted in.
* $ref: [../../type/entityReference.json ](pipeline.md#....typeentityreference.json )
