Because expressions are so central to the design of database objects, Access provides a special
tool called the Expression Builder to help you write expressions quickly and accurately. As
you can see in Figure 36.5, the Expression Builder contains buttons representing operands,
along with other categories of identifiers that might become part of an expression.
36
Figure 36.5
Use the Expression
Builder to build an
expression one ele-
ment at a time by
clicking the operand
buttons and selecting
from categories of
identifiers.
You can generally open the Expression Builder by clicking the Build button (labeled …) ...
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