## CACHESTATISTICS

### Definition

The system table CACHESTATISTICS contains information on accesses to caches since the last time the database instance was started.

### Structure

CACHESTATISTICS

| FIXED(10) | ID of the database session if the corresponding cache is session-specific; otherwise NULL.
| CHAR(20) | Cache name
ACCESSCOUNT | FIXED(20) | Number of accesses to the cache
SUCCESSFULACCESSCOUNT | FIXED(20) | Number of successful accesses to the cache
UNSUCCESSFULACCESSCOUNT | FIXED(20) | Number of unsuccessful accesses to the cache
HITRATE | FIXED(3) | Percentage of successful accesses to the cache (%)

See also:

Evaluating System Tables, CACHESTATISTICS