dbscan - scans a Directory Server database index file and dumps the contents

       dbscan was written by the 389 Project.

       Copyright © 2001 Sun Microsystems, Inc. Used by permission.
       Copyright © 2017 Red Hat, Inc.
       This manual page was written by Michele Baldessari <michele@pupazzo.org>, for the Debian project (but may
       be used by others).
       This is free software.  You may redistribute copies of it under the terms of the Directory Server license
       found in the LICENSE file of this software distribution.  This license is  essentially  the  GNU  General
       Public License version 2 with an exception for plug-in distribution.

                                                 March 31, 2017                                        DBSCAN(1)

       Scans a Directory Server database index file and dumps the contents.

       dbscan - scans a Directory Server database index file and dumps the contents

       A summary of options is included below:

              common options:

       -A,--ascii
              dump as ascii data

       -D,--db-type <filename>
              specify db type: bdb or mdb

       -f,--dbi <filename>
              specify db instance

       -R,--raw
              dump as raw data

       -t,--truncate-entry <size>
              entry truncate size (bytes)

              entry file options:

       -K,--entry-id <entry_id>
              lookup only a specific entry id

              index file options:

       -G,--id-list-min-size <n>
              only display index entries with more than <n> ids

       -I,--import <file>
              Import  database  instance  from  file.  Requires --do-it parameter WARNING! Only the id2entry and
              replication_changelog database instances may be imported by dbscan.

       -k,--key <key>
              lookup only a specific key

       -l,--id-list-max-size <size>
              max length of dumped id list (default 4096; 40 bytes <= size <= 1048576 bytes)

       -n,--show-id-list-lenghts
              display ID list lengths

       --remove
              remove a db instance. Requires --do-it parameter

       -r,--show-id-list
              display the contents of ID list

       -S,--stats
              display statistics

       -X,--export <file>
              Export database instance to file

              other options:

       -s,--summary
              Summary of index counts

       -L,--list
              List od database instances

       --do-it
              confirmation required for actions that change the database contents

       -h,--help-it
              display the usage

       Report bugs to https://github.com/389ds/389-ds-base/issues/new

dbscan-f<filename> [-R] [-t<size>] [-K<entry_id>] [-k<key>] [-l<size>] [-G<n>] [-n] [-r] [-s]

       Sample usages:

       List the database instances
              dbscan-L/var/lib/dirsrv/slapd-supplier1/db

       Dump the entry file:
              dbscan-f id2entry.db4

       Display index keys in cn.db4:
              dbscan-f cn.db4

       Display index keys in cn on lmdb:
              dbscan-f /var/lib/dirsrv/slapd-supplier1/db/userroot/cn.db
               (Note: Use dbscan-Ldb_home_dirtogetthedbinstancepath)

       Display index keys and the count of entries having the key in mail.db4:
              dbscan-r-f mail.db4

       Display index keys and the IDs having more than 20 IDs in sn.db4:
              dbscan-r-G 20 -f sn.db4

       Display summary of objectclass.db4:
              dbscan-s-f objectclass.db4