Page 268 - IT 402 v2.0 class 10
P. 268
‘Entry
required’ eld
property set
as ‘Yes’ for
Validation Company
Fields
Name eld
o set the ntry re uired property:
Step 1: lick on the field to which ntry re uired property has to be set.
Step 2: Select the option es from the option list box of the ntry re uired property.
So while entering record in the table if the user leaves any record under the field ompanyName as blank
an error message generates as the user tries to save the ecord number 5 with blank ompanyName. he
error message continues until the user inputs some value in that field.
Length
he ength property specifies the width of the field i.e. it defines the maximum number of characters that
a field can store. If the user tries to store a record that has more than defined length of characters in the a
field then while saving the record ase it will give an error message and restrict the user to save the record
unless the number of characters that violates the rule is deleted from the field. his property can be applied
to all data types and rimary key fields.
266 Touchpad Information Technology-X

