#include <db_cxx.h>
 
int
Db::get_heap_regionsize(u_int32_t *npagesp);

Used when the underlying database is configured to use the Heap access method. This method returns the number of pages in a region. This value may be set using the Db::set_heap_regionsize() method.

The Db::get_heap_regionsize() method may be called at any time during the life of the application.

The Db::get_heap_regionsize() method either returns a non-zero error value or throws an exception that encapsulates a non-zero error value on failure, and returns 0 on success.