Data Quality: The Accuracy Dimension (The Morgan Kaufmann Series in Data Management Systems)
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A
accuracy, 24-25
accurate data. See data accuracy
aggregation correlation analysis, 38-39
defined, 38
use of, 39
"analysis paralysis," 142
analytical methods (data profiling), 136-140
assertion testing, 137
discovery, 136
iterations and backtracking, 139
metadata verification, 139
software support, 139-140
visual inspection, 138
analytical techniques, 37-40, 42
aggregation correlation, 38
element analysis, 37
imperfections, 36
structural analysis, 38
value correlation, 38
value inspection, 39
See also inaccurate data; reverification
applications, migrating to, 230-231
assertion testing, 137
awareness, 9, 10-12
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