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OperationalDecision Support Environments
Conceptual Data Base Design
18 other sections not shown
ACCT activity amount of data amount of I/O analysis application designer archival data archival environment batch processing batch window block CALCDATE candidate key clustered control data bases created criteria DASD data base design data elements data model DB.BEG DB.END DB.LIMIT DB.RATE DBMS delete denormalization derived data designed and undesigned employee example execution extract file extract processing extracted data Figure foreign key full test data groups of data insert iteration large data base living sample loaded needs NEWRATE nnnn nnnn nnnn normal occurrences of data occurs online environment online processing operational option ORACLE PARTNO peak-period performance physical data base primary key production environment program logic record referential integrity scan separate sequential sparse index split storage stored stress test supplier suppose technique test data base test environment tuple TX.BEG TX.LIMIT TX.RATE undesigned transactions update usage VARCHAR variable-length columns volume of data