If normalized tables are a relational database’s foundation ... is that a foreign key field must be of the same data type as the primary key. Some systems allow one exception to this rule ...

Today in this post, we will show you how to Rename or Delete Database Tables or other Objects in Microsoft Access. To change the data type for existing fields, follow the steps below: Select the ...

It is rare to find an implemented database devoid of reference tables. Reference tables provide valid values for drop-down lists and in a slightly obtuse way, also allow for expression of a domain or ...

When using identity data in concert with other types of data in your CRM database, you can create highly targeted lists for promotional campaigns or sales initiatives. Identity data should be ...

Open the database that you want to alter ... and Access does not allow two AutoNumber data types in an Access table, only one. Add a new row to the table and name the field the name of the ...