Index_V

V

validation

changes, 100

column property analysis, 155

complex data rule output, 240

data model, 210

data monitoring, 100

range of values, 161

simple data rule output, 225

valid value properties, 160-165

discrete value list, 160-161

list of, 160

mapping and, 168

multiple conflicting rules, 164

patterns, 164

range of values, 161

skip-over rules, 162

special domains, 164-165

text column rules, 162-163

See also column properties

value correlation analysis, 38-39

defined, 38

use of, 39

value-level remedies, 169-171

data checkers, 170

data cleansing, 171

intended use decisions, 169

source systems improvement, 169-170

standardized data representation, 170

transformations for moving data, 170-171

See also column property analysis

value mapping, 204-205

value rule analysis, 135, 246-254

definitions, 246-249

evaluation step, 248-249

execution step, 248

gathering step, 247

process, 247-249

process illustration, 247

summary, 253-254

value rules

cardinality, 249-250

data profiling repository, 277-278

defined, 246-247

evaluating, 248-249

example, 271

executing, 248

extreme values, 251-252

frequency distributions, 250-251

gathering, 247

group comparisons, 252

types of, 249-252

values

column, 144, 148

consistency and, 29-30

distribution of, 39

extreme, 251-252

inaccurate, finding, 35-40

indicators, 46

inspection, 39

missing, 30-31

range of, 161

valid, 30

See also data elements

verification

column property analysis results, 154-155

data capture information, 91

metadata, 139

structure analysis results, 192-193

visual inspection, 138, 247

VSAM data source, 125