Customizing field properties part1

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  • 1. Customizing FieldProperties Ms. Lara Jo F. Boongaling
  • 2. Field Properties Are field characteristics set for each field name with its corresponding data type while in the Design View. It determines how long the field can be, what it will look like, what default value will be, and what can be entered.
  • 3. The field properties window
  • 4. Create a new database file namedProperties. Design a new structurehaving these field names and datatypes.1. Company ID(text) 6. Birthday(date/time)2. Company Name(text) 7. Gender(text)3. Company Address(text) 8. Position(text)4. Employee Name(text) 9. Department(text)5. Age(number) 10. Salary(number)save as empfile1.
  • 5. Field Size Property Is used to specify the number of characters to be entered in a field. It is also used to set the maximum size for data stored in a field set under the Text, Number or AutoNumber data type.
  • 6. Copy the table empfile1 to empfile2.In the design view , change the field size property to their new settings:Company ID – 30 charactersEmployee Name – 30 charactersAge – ByteGender – 1 character
  • 7. Format Property Is used to customize the way numbers, dates, times and text are displayed and printed.
  • 8. Date / Time Data Type Format
  • 9. Decimal Places Property Specifies the number of digits to the right of the decimal point, which Access uses to display numbers.Auto – default setting.0 to 15 – the digits appear at the right of the separator is the specified number of decimal places set by the user.
  • 10. In empfile2, set the following to their new Format and Decimal Places property settings:Age – General Number w/o decimalsBirthday – Medium DateSalary - Standard
  • 11. Input Mask Property Is a field template or a pattern to validate how each character is entered into the field. This makes data entry easier to handle by assigning a desired format to Text, Number, Currency and Date/Time data type entries in a datasheet.
  • 12. In empfile2, set the input mask of the following fields:Company ID - >AAA-000(to display 3 capital letters, dash and 3 – digit numbers)Salary - P99,999.99(to display a 5-digit value of two decimal places with a P sign)Age - 99(will accept and display a 2-digit value)Gender - >L(will accept any letter to display in upper case)
  • 13. Caption Property Is used to assign a different label to appear at the top of the column in the Datasheet View. This is usually used in case you want to display a different name that will serve as the field name, aside from the previously one set in the Design View.
  • 14. Default Value Property Is used to assign a value that is automatically displayed in a table when records are entered. It takes effect only on new additional records.
  • 15. Set the caption property of Birthday field to Birthdate.Set the Default Value Property of Gender field to “M”.
  • 16. Validation Rule Property It allows you to verify data as you enter it into the table It is an expression used to specify requirements for data entered or to limit the values that can be entered in a field. The maximum length set is 2048 characters.
  • 17. Validation Text Property Is used to specify the text to appear in the alert box that tells the user when a validation rule is broken. The maximum length is 255 characters.
  • 18. In empfile2, assign the validation rule paired with the validation text message. Field Name Validation Rule Validation Text Age >=18 and <=60 Enter ages 18 to 60 only Gender M or F Enter M or F only Department MNGT or ACCT or Department MKTG or PROD or Choices: MAIN MNGT, ACCT, MKTG, PROD, MAINSet the Department field to:Field Size- 4 Input Mask - >AAAA
  • 19. Required Property To specify whether a value is required in a field. If it is set to YES then the field is required to enter data, if set to NO, then the field does not have any requirement set.
  • 20. Allow Zero LengthProperty Is used to specify whether a zero-length string (“”) is a valid entry in a table field.Yes – allow a zero length property as a valid entry.No – if you do not allow a zero length property as a valid entry.
  • 21. In empfile2, assign these property settings to the following fields:Company ID Yes (Required Property)Employee Name Yes (Required Property)Position Yes (Zero Length Property)Department Yes (Required Property)Salary Yes (Required Property)
  • 22. Activity:Give the input mask of the ff:1. It will accept 3 small letters, a dash and 3 digit numbers. (entry required)2. It will accept 4 capital letters. (entry required)3. It will accept 3 capital letters, dash and 3 digit numbers. (entry optional)
  • 23. ThankYou!