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book New Perspectives on Microsoft Access 2010, Comprehensive 1st Edition by Joseph Adamski,Kathy Finnegan cover

New Perspectives on Microsoft Access 2010, Comprehensive 1st Edition by Joseph Adamski,Kathy Finnegan

النسخة 1الرقم المعياري الدولي: 978-0538798471
book New Perspectives on Microsoft Access 2010, Comprehensive 1st Edition by Joseph Adamski,Kathy Finnegan cover

New Perspectives on Microsoft Access 2010, Comprehensive 1st Edition by Joseph Adamski,Kathy Finnegan

النسخة 1الرقم المعياري الدولي: 978-0538798471
تمرين 15
___________ value, which results when you do not enter a value for a field, is not permitted for a primary key.
التوضيح
موثّق
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• A null value is the value that results...

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New Perspectives on Microsoft Access 2010, Comprehensive 1st Edition by Joseph Adamski,Kathy Finnegan
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