النتائج (
العربية) 1:
[نسخ]نسخ!
Integrity rules The permissible range or set ofvalues must be clear for each data element. Theseintegrity rules add to the meaning of data conveyedby data definitions and names. For example, a dataelement of region is probably limited to some set ofvalid values based upon sales territories or someother artificial construct. In addition, a central andsingle standard for valid values can be used by thosedeveloping all data capture applications to detectmistakes. Also, because exceptions might be permitted,the integrity rules might specify who canauthorize deviations or under what circumstancesvalues outside of the valid set can be authorized.
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