NDBM_File(3)

NNAAMMEE
       NDBM_File - Tied access to ndbm files

SSYYNNOOPPSSIISS
        use NDBM_File;

        tie(%h, 'NDBM_File', 'Op.dbmx', O_RDWR|O_CREAT, 0640);

        untie %h;

DDEESSCCRRIIPPTTIIOONN
       See the tie entry in the perlfunc manpage