To start and stop an SAP HANA database, you can use the following commands:

1. Start HANA Database:
   • On Linux: sudo -u <SID> HDB start
   • On Windows: HDB start
   Replace <SID> with the System ID of your HANA database.
2. Stop HANA Database:
   • On Linux: sudo -u <SID> HDB stop
   • On Windows: HDB stop
   Again, replace <SID> with the System ID of your HANA database.