## Preflight checks for DataStax Enterprise

URL: https://docs.atlan.com/apps/connectors/database/datastax-enterprise/references/preflight-checks-for-datastax-enterprise

> Preflight checks for DataStax Enterprise

Before running the [DataStax Enterprise crawler](https://docs.atlan.com/llms/connectors/datastax-enterprise/crawl-datastax-enterprise/llms.txt), you can run preflight checks to perform the necessary technical validations. The following preflight checks must be completed:

### Cluster permission

- ✅ Check successful if the connection to the DataStax Enterprise cluster is established.
- ❌ Check failed if unable to connect to the DataStax Enterprise cluster.

### Keyspace permission

- ✅ Check successful if the user has read access to `system_schema.keyspaces`.
- ❌ Check failed if the user does not have read access to `system_schema.keyspaces`.

### Table permission

- ✅ Check successful if the user has read access to `system_schema.tables`.
- ❌ Check failed if the user does not have read access to `system_schema.tables`.

### View permission

- ✅ Check successful if the user has read access to `system_schema.views`.
- ❌ Check failed if the user does not have read access to `system_schema.views`.

### Column permission

- ✅ Check successful if the user has read access to `system_schema.columns`.
- ❌ Check failed if the user does not have read access to `system_schema.columns`.

### Index permission

- ✅ Check successful if the user has read access to `system_schema.indexes`.
- ❌ Check failed if the user does not have read access to `system_schema.indexes`.

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