# Environment Variables

| Variable Name    | Type   | Relevance                                             | Required | Default                        |
| ---------------- | ------ | ----------------------------------------------------- | -------- | ------------------------------ |
| CLICKHOUSE\_HOST | String | The service name (host) of Clickhouse                 | No       | analytics-datastore-clickhouse |
| CLICKHOUSE\_PORT | Number | The port that the service of Clickhouse is exposed to | No       | 8123                           |