A record is a collection of fields arranged in a predefined format.
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Q31: A secondary key is an alternate identifier
Q32: A primary key might be created by
Q33: An index is frequently created for keys.
Q34: Foreign keys are pointers to the records
Q35: A descriptive field is any other non-key
Q37: A field is a collection of records
Q38: A blocking factor allows different records in
Q39: Most database technologies impose a fixed-length record
Q40: Some database systems can compress unused fields
Q41: Variable-length record structures allow different records in
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