# 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.
$id: https://open-metadata.org/schema/entity/data/pipeline.json
Type: `object`
## Properties
- id `required`
- Unique identifier that identifies a pipeline instance.
- $ref: [../../type/basic.json#/definitions/uuid](#....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](#....typebasic.jsondefinitionshref)
- owner
- Owner of this pipeline.
- $ref: [../../type/entityReference.json](#....typeentityreference.json)
- service `required`
- Link to service where this pipeline is hosted in.
- $ref: [../../type/entityReference.json](#....typeentityreference.json)