Types of License keys in SAP HANA

Types of License keys in SAP HANA :

•  Temporary
•  Permanent 

Temporary License Key 

  A temporary license key is installed by default when you install the HANA database. These keys are valid only for 90 days and upon expiration, the HANA system is locked down .

Permanent License Key

  SAP provides this license upon customer request, known as a permanent license. Permanent License keys are valid only till the predefined expiration date.Once expiration date period is over the license will get expired and a temporary license will be installed automatically for 28 grace period and During this period, you have to install a permanent License key again.

Two types of Permanent license keys in SAP  HANA system :

• Unenforced 
• Enforced 

Unenforced 

  If the unenforced license key is installed Then the system will issue a warning message upon over usages of SAP HANA licensed memory amount but it will not get locked down.

Enforced 

  This HANA license is based on the memory usage and If the Enforced license key is installed and consumption of HANA system exceeds the license amount of memory, 

Example: 

     If you can install a 1 TB memory HANA system but can only license it for 256 GB usage.If the system usage is increased over licensed amount then the system will be locked down.