anchor.diff:  postgres_exporter focuses on collecting PostgreSQL server metrics.
   
   
  -.*General*
  +.*Table 1: General*
   
   The following are some general metrics it collects:
   
  
positive.code: |===
  
  
  .*Disabled by Default*
  
  The following table contains metrics that are not enabled by default; these can be enabled using the `--collectors.enabled` flag.
  
  
negative.code: |===
  
  
  .*Table 3: pg_database*
  
  These statistics provide database queries.
  
  