![]() Opening a databaseįor this lesson we will be making extensive use of the SQL_SAFI database. You can now close the preference window by clicking OK. We will discuss the meaning of NULL values in a table in a later episode. ![]() This is now the default background cell colour that will be used to display NULL values in you tables. A colour selector window will open, select Red. ![]() Click in the area for the Background color for NULL. You will see three bars below the word Text, to the right there are in fact three invisible bars for the Background. Towards the bottom there is a section dealing with Field colors.
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