V$LICENSE displays information about license limits.
| Column | Datatype | Description | 
|---|---|---|
| SESSIONS_MAX | NUMBER | Maximum number of concurrent user sessions allowed for the instance | 
| SESSIONS_WARNING | NUMBER | Warning limit for concurrent user sessions for the instance | 
| SESSIONS_CURRENT | NUMBER | Current number of concurrent user sessions | 
| SESSIONS_HIGHWATER | NUMBER | Highest number of concurrent user sessions since the instance started | 
| USERS_MAX | NUMBER | Maximum number of named users allowed for the database | 
| CPU_COUNT_CURRENT | NUMBER | Current number of logical CPUs or processors on the system | 
| CPU_CORE_COUNT_CURRENT | NUMBER | Current number of CPU cores on the system (includes subcores of multicore CPUs, as well as single-core CPUs) | 
| CPU_SOCKET_COUNT_CURRENT | NUMBER | Current number of CPU sockets on the system (represents an absolute count of CPU chips on the system, regardless of multithreading or multicore architectures) | 
| CPU_COUNT_HIGHWATER | NUMBER | Highest number of logical CPUs or processors on the system since the instance started | 
| CPU_CORE_COUNT_HIGHWATER | NUMBER | Highest number of CPU cores on the system since the instance started (includes subcores of multicore CPUs, as well as single-core CPUs) | 
| CPU_SOCKET_COUNT_HIGHWATER | NUMBER | Highest number of CPU sockets on the system since the instance started (represents an absolute count of CPU chips on the system, regardless of multithreading or multicore architectures) | 
Note:
The availability of the CPU core count and CPU socket count statistics is subject to the operating system platform on which the Oracle Database is running. If a statistic is unavailable, the view will return NULL for the statistic value.