![]() Related Questions A record occurrence is the instances of a record; it is the smallest addressable unit of data. A type is the description of a record; there need not be any occurrences. In local there is no IDMS System running above the DBMS. It is the more efficient mode but lacks the recovery and integrity facilities of the central version (CV) control program. In CV many application Calc is based on a symbolic value which is used to determine the target page. Via mode is for members only. Via records are stored near to their owners. In direct mode the target is specified by the Latest Answer : three modes calc,via,direstcalc: here any fileld value in the record is converted into a combination of page no and line no by means of a hashing algo... to be staright one can access the record directly by means of thsi field valuevia : here the ... It places a record in the database based on the location mode specified. The old joke - where the programmer thinks he is, but the DBMS knows he is not. Currency is the location within the database during run-unit execution. There are four levels of currency: current of run-unit An area sweep accesses records on the basis of the physical location in a database area. It can be total, meaning a record by record search of the area, or it can be of occurrences of records of a specific
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