The memory allocated to the index cache, specified in bytes. Within the memory constraints of the hardware, there is no effective limit. High-speed buffer search routines ensure quick access to the entire cache.
Default: 100 MB
Note: Prior to V11, the default value for both the standard FairCom DB Server and the FairCom DB SQL Server was 600 * PAGE_SIZE. Assuming a default page size of 8192, the default DAT_MEMORY would be 4915200.