Specifies the maximum size, in memory pages, of an item of global and persistent (GLOP) data. A page of memory is 4096 bytes.
GLOP data is a type of data available to external routines. The persistence in memory of GLOP data is based on specific boundaries, such as a user role or user account.
0 through 511985 pages (about 2 GB)
256 pages (1 MB)
For more information on global and persistent data, see SQL External Routine Programming.