# Historical Transactions

#### Overview

This feature is used to analyze and discover big transactions and the transactions that are not committed for a long time in the database.

GaussDB(for MySQL) DB instances are currently not supported.

#### Procedure

1. Log in to the DAS console using your username and password.
2. On the Overview page, click Go to Intelligent O&M.
3. Select the required instance and click Details to go to the Intelligent O&M overview page.
4. Choose Locks and Transactions > Historical Transactions.
5. Select a start date and end date and refresh the page.
6. Analyze big transactions and those that are not committed for a long time in the historical transaction list.

Parent topic: Locks and Transactions