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# Database Service
This schema defines the Database Service entity, such as MySQL, BigQuery, Redshift, Postgres, or Snowflake. Alternative terms such as Database Cluster, Database Server instance are also used.
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< b id = "httpsopen-metadata.orgschemaentityservicesdatabaseservice.json" > & #36 ; id: https://open-metadata.org/schema/entity/services/databaseService.json</ b >
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Type: `object`
## Properties
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- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/id" > id</ b > `required`
- Unique identifier of this database service instance.
- & #36 ; ref: [../../type/basic.json#/definitions/uuid ](#....typebasic.jsondefinitionsuuid )
- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/name" > name</ b > `required`
- Name that identifies this database service.
- Type: `string`
- Length: between 1 and 64
- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/serviceType" > serviceType</ b > `required`
- Type of database service such as MySQL, BigQuery, Snowflake, Redshift, Postgres...
- & #36 ; ref: [#/definitions/databaseServiceType ](#/definitions/databaseServiceType )
- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/description" > description</ b >
- Description of a database service instance.
- Type: `string`
- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/href" > href</ b > `required`
- Link to the resource corresponding to this database service.
- & #36 ; ref: [../../type/basic.json#/definitions/href ](#....typebasic.jsondefinitionshref )
- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/jdbc" > jdbc</ b > `required`
- JDBC connection information
- & #36 ; ref: [../../type/jdbcConnection.json#/definitions/jdbcInfo ](#....typejdbcconnection.jsondefinitionsjdbcinfo )
- < b id = " #https://open -metadata.org/schema/entity/services/databaseService.json/properties/ingestionSchedule" > ingestionSchedule</ b >
- Schedule for running metadata ingestion jobs.
- & #36 ; ref: [../../type/schedule.json ](#....typeschedule.json )
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## Types definitions in this schema
**databaseServiceType**
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- Type of database service such as MySQL, BigQuery, Snowflake, Redshift, Postgres...
- Type: `string`
- The value is restricted to the following:
1. _"BigQuery"_
2. _"MySQL"_
3. _"Redshift"_
4. _"Snowflake"_
5. _"Postgres"_
6. _"MSSQL"_
7. _"Hive"_
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