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# Tables for monitoring

> Monitor the usage and completeness of your Zuora data in Snowflake

Monitor the usage and completeness of your Zuora data in Snowflake

In addition to the business object tables, Zuora provides the following tables to help you monitor the usage and completeness of your Zuora data in Snowflake:

* [TAR_USAGE_HISTORY](/docs/platform/integration/integration-hub/zuora-secure-data-share-for-snowflake/tables-for-monitoring/tar-usage-history)
* [DATA_QUALITY_LOG](/docs/platform/integration/integration-hub/zuora-secure-data-share-for-snowflake/tables-for-monitoring/data-quality-log)

> Monitor the usage and completeness of your Zuora data in Snowflake

## Docs

- [DATA_QUALITY_LOG](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/zuora-secure-data-share-for-snowflake/tables-for-monitoring/data-quality-log.md): Zuora runs a data quality check on each Zuora business object in your Snowflake account on a daily basis and stores the check logs in the DATA_QUALITY_LOG table.
- [TAR_USAGE_HISTORY](https://zuora.ferndocs.com/docs/platform/integration/integration-hub/zuora-secure-data-share-for-snowflake/tables-for-monitoring/tar-usage-history.md): Total Active Rows (TAR) is the total count of rows made available from Zuora to your Snowflake account in your secure data share.