2I/Berkeley DB: DbInfo::set_h_nelem[P

DbInfo::set_h_nelem





#include <db_cxx.h>

$void DbInfo::set_h_nelem(u_int32_t);





Description

4Set an estimate of the final size of the hash table.CIf not set or set too low, hash tables will still expand gracefullyBas keys are entered, although a slight performance degradation may be noticed.



Class

4DbInfo



See Also

NDbInfo::set_bt_compare,LDbInfo::set_bt_maxkey,LDbInfo::set_bt_minkey,LDbInfo::set_bt_prefix,LDbInfo::set_cachesize,HDbInfo::set_compare,DDbInfo::set_flags,LDbInfo::set_h_ffactor,FDbInfo::set_h_hash,DbInfo::set_h_nelem,FDbInfo::set_lorder,FDbInfo::set_malloc,JDbInfo::set_pagesize,JDbInfo::set_re_delim,FDbInfo::set_re_len,EDbInfo::set_re_padandLDbInfo::set_re_source.
ÿÿ