Question: . Contrast the following terms: a. horizontal partitioning; vertical partitioning b. repository; data dictionary c. physical file; tablespace d. before image; after image e. normalization;

. Contrast the following terms:

a. horizontal partitioning; vertical partitioning

b. repository; data dictionary

c. physical file; tablespace

d. before image; after image

e. normalization; denormalization

f. range control; null control g. transaction log; database change log h. secondary key; primary key i. rollback; rollforward

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