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To restore the Viex from default baek-up file LEXBAC.LEX, type :
LXB/RECOVER

Ali data of the VLex back-up file named LEXBAC.LEX will be moved into
VLex.

If you specify a name of the bbaek-up file, the VLex Backup
Utility restore Vlex form this file

BACKUP RECOVER [BACDIR]LEXSAV.LEX

Data will moved from LEXSAV.LEX file on the [BACDIR] into VLEX.

4 DDIFFERENCES BEIWEEN VLEX VERSION 1.1 AND 1.2

This chapter deseribes differences between VLex version Vl.l and
V1.2 . "he following ehanges are new with this release.

4.1 "Two New Utilities Are Ineluded Into VLex Distribution.

The first utility LXIZEN ereate a output list of 'VLex entities and
relationships instruetions.
LXIZEN is a DCL foreign command :

LXIZEN:-- $SYS$SYSTEM: LXIZEN

With eonmand LXIZEN and parameter HELP you can see detail desription
of Format and Parameters for this utility.

The second utility LXDSOCO allowes to change a deseriptions of  VLex
date base. You can change a number of physical records for
entities/relationshpis instructions and for entities/relationships
occurences. -

You can start this utility with DCL RUN ceomand :

$ RUN SYS$SYSTEM: LXDSCO
This utility is used when the VLex data base is full. Input to this
utility is data base deseriptor file LEX SYSTEM:LEKSIK100.EXE.
Answering Y ( yes ) program o builds the new VLex data base
deseriptor. That means utility  cereates the new version of
LEX SYSTEM:LEKSIK100.EXE file.

Procedure for correction Vlex data base :