Data type – determines the type of data and range of values that can be entered in a field.

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Presentation transcript:

Data type – determines the type of data and range of values that can be entered in a field.

Text The field can contain any characters. A maximum number of 255 characters is allowed in a field whose data types is Text.

Number The field can contain only numbers. The numbers either can be positive or negative.

Currency The field can contain only monetary data. Memo Field can store a variable amount of text or combination of text and numbers where the total number of characters may exceed 255.

Date/Time Field can store dates and times AutoNumber Field can store a unique sequential number that Access assigns to a record. Access will increment the number by 1 as each new record is added.

Yes/No Field can store only of two values. The choices are Yes/No, True/False, or On/Off OLE object Field can store an OLE object, which an object link ed to or embedded in the table.

Hyperlink Field can store text that can be used as a hyperlink address. Attachment Field can contain an attached file, images, spreadsheets, documents, charts, and so on be attached to this field in a record in the database.