Glossary R
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remote configuration
DB-configurations that are not assigned to the ap plication program via /SET-FILE-
LINK LINK-NAME=DATABASE,FILE-NAME=conf-name but via the distribution
table once the application program is running. The connection module of the appli-
cation program communicates with the remote configurations via DCAM appli-
cations.
Remote configurations can be situated on local or remot e hosts.
remote database
Database in a remote configuration.
remote host
Host computer that is not local.
repeating group
Group item with repetition factor. The repetition factor, which must be greater
than 1, specifies the number of duplicates of the group item to be incorporated
in the repeating group.
request
The functions of the DAL commands ADD DB, ADD RN, DROP DB, DROP RN,
NEW RLOG and CHECKPOINT are held in the DBH as "requests" and are not
executed until the DAL command PERFORM is entered.
restart of BMEND
Resumption of an aborted BMEND run.
restart of a session
See session restart.
restructuring
Modification of the Schema DDL or SSL for databases already containing data.
return code
Internal code which the called program sends to the c alling program;
Return code ≠ 0 means an error has occurred.
RLOG file
Backup file used by the DBH during a session to store before-images (BFIMs)
and after-images (AFIMs) of data which is updated. With the aid of the RLOG file,
the DBH can cancel updates effected by incomplete transactions. There is one
RLOG file per configuration. An RLOG file consists of two physical files.