1. Identify the source of the PostgreSQL 1008 error:The PostgreSQL 1008 error is caused by a syntax error in the SQL query. To identify the source of the error, you can use the following code snippet to check the query for any syntax errors:

SELECT * FROM pg_stat_activity WHERE state = 'active';

2. Fix the syntax error:Once you have identified the source of the error, you can fix the syntax error by using the following code snippet:

SELECT * FROM pg_stat_activity WHERE state != 'active';

3. Restart the PostgreSQL server:Once the syntax error has been fixed, you can restart the PostgreSQL server to apply the changes. To do this, you can use the following code snippet:

sudo service postgresql restart

4. Monitor the PostgreSQL server: To ensure that the PostgreSQL server is running smoothly, it is important to monitor the server for any potential issues. To do this, you can use an automated database observability tool such as Datadog. This tool can help you monitor the performance of the PostgreSQL server and alert you to any potential issues. It can also help you identify and fix any errors quickly and efficiently.