 Related Questions The schema is the physical arrangement of the data as it appears in the DBMS. The subschema is the logical view of the data as it appears to the application program. Latest Answer : Schema : RePresents the complete desription of the databasesubschema - subset of schema,application view of the idms db ... A page is the smallest unit of storage in an IDMS database. 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 It releases all database resources, terminates database processes, writes statistical information to IDMS and logs the checkpoint. IDD is the Integrated Data Dictionary. It contains information about the elements, record types, sets, maps and dialogues within the database. Latest Answer : Integrated Dictionary Directory. IDD - it is metaschema where are stored other "entities" of IDMS components - elements, records, maps,dialogs,areas, subschemas, schemas. ... It generates a bind run-unit and binds all the records for the sub-schema the program is referencing. Autostatus is a protocol mode which causes the expansion of each DML statement to include a perform IDMS-Status statement. IDMS uses record locks to prevent another run-unit from updating the same record. Latest Answer : All objects and relations beween them are 100% "described" in IDMS IDD. So all tranzactions of any user or programmer are 100% documented. Advanced IDD administrator knows everytning about any user task or development step (about programmers ... They communicate via service MVS request calls.
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