> ## Documentation Index
> Fetch the complete documentation index at: https://docs.open-metadata.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Server Mixin

[<img src="https://img.shields.io/badge/-source-cccccc?style=flat-square" />](https://github.com/open-metadata/OpenMetadata/tree/main/ingestion/src/metadata/ingestion/ometa/mixins/server_mixin.py#L0")

# module `server_mixin`

Mixin class containing Server and client specific methods

To be used by OpenMetadata class

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[<img src="https://img.shields.io/badge/-source-cccccc?style=flat-square" />](https://github.com/open-metadata/OpenMetadata/tree/main/ingestion/src/metadata/ingestion/ometa/mixins/server_mixin.py#L23")

## class `VersionMismatchException`

Used when server and client versions do not match

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[<img src="https://img.shields.io/badge/-source-cccccc?style=flat-square" />](https://github.com/open-metadata/OpenMetadata/tree/main/ingestion/src/metadata/ingestion/ometa/mixins/server_mixin.py#L29")

## class `VersionNotFoundException`

Used when server doesn't return a version

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[<img src="https://img.shields.io/badge/-source-cccccc?style=flat-square" />](https://github.com/open-metadata/OpenMetadata/tree/main/ingestion/src/metadata/ingestion/ometa/mixins/server_mixin.py#L35")

## class `OMetaServerMixin`

OpenMetadata API methods related to the Pipeline Entity

To be inherited by OpenMetadata

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[<img src="https://img.shields.io/badge/-source-cccccc?style=flat-square" />](https://github.com/open-metadata/OpenMetadata/tree/main/ingestion/src/metadata/ingestion/ometa/mixins/server_mixin.py#L44")

### method `get_server_version`

```python theme={null}
get_server_version() → str
```

Run endpoint /system/version to check server version :return: Server version

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[<img src="https://img.shields.io/badge/-source-cccccc?style=flat-square" />](https://github.com/open-metadata/OpenMetadata/tree/main/ingestion/src/metadata/ingestion/ometa/mixins/server_mixin.py#L58")

### method `validate_versions`

```python theme={null}
validate_versions() → None
```

Validate Server & Client versions. They should match. Otherwise, raise VersionMismatchException

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