User manual

Chapter 3
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Creating databases 67
1. With the database open, do one of these:
1 If you’re working in Table View, right-click the field name, then choose Field Options . Then skip to step 5.
1 Choose File menu > Manage > Database.
2. In the Manage Database dialog box, click the Fields tab.
3. If your file contains more than one table, select the appropriate table from the Table list.
4. In the fields list, double-click a field you want to define.
5. In the Options for Field dialog box, click the Validation tab.
6. Specify how FileMaker Pro handles an invalid entry.
For Validation options for this field, select Always for ongoing field validation, or Only during data entry
to limit validation to instances when data is being entered. Deselect Allow user to override during data
entry if you want to prevent users from entering invalid data.
7. Select validation options for the field.
To require that the entered value Select
Contains only numbers Strict data type, then choose Numeric Only from the list
Is a date containing numeric values for the month and day, and
four digits for the year (for example, 5/12/2010)
Strict data type, then choose 4-Digit Year Date from the list
Is a time containing numeric values for hours and minutes
between 00:00 and 23:59 (seconds are optional)
Strict data type, then choose Time of Day from the list
Is not blank Not empty
Does not duplicate a value found in this field in other records Unique value
Matches another value in the same field in any other record Existing value
Matches a value in a specified value list Member of value list, then choose an existing value list or
define a new one
Is within a specific range of letters, numbers, dates, or times In range, then type the beginning and ending values
Matches the result of a calculation Validated by calculation, then enter a calculation in the
Specify Calculation dialog box. Select or clear Validate only if
field has been modified. Then click OK.
The result must be Boolean—true or false. The result is true
when the result is any number except zero; any other result
(zero, no data, or non-numeric data) is false.
For more information about the Specify Calculation dialog
box, see
“Creating calculation fields” on page 61.
Does not exceed the specified number of characters Maximum number of characters, then type the maximum
number of characters allowed