| Possible values |  |
- | Byte Used for fields that contain whole numbers.
  Size | 1 byte
  Value ranges | 0 through 127
- Integer Used for fields that contain whole numbers.
  Size | 2 bytes
  Value ranges | -32768 through 32767
- Long Used for fields that contain whole numbers.
  Size | 4 bytes
  Value ranges | -2147483648 through 2147483647
- Float Used for fields that contain fractions. For fractions with more than five significant digits you can use the double data type.
  Size | 4 bytes
  Value ranges | Floating point with max. 6 significant digits
- Double Used for fields that contain fractions. For fractions with more than five significant digits you can use the double data type.
  Size | 8 bytes
  Value ranges | Floating point with max. 15 significant digits
- String Each byte in a string can contain an ASCII character.
  Size | <= 999
  Value ranges | Any possible string
- Enumerated Used where the field or variable can contain a number of values (up to 255) presented to the user as text. An example of this data type is a field which can contain the values yes or no, or color values such as red, white, blue, and so on. The enumerate values with code and language-dependent descriptions are defined in the Enum/Set Constants (ttadv4501m000) session.
  Size | 1 byte
  Value ranges | 255 possible values for multiple choice fields
- Set Used where the field or variable can contain a set of values (up to 32) presented to the user as text. An example is the display feature set, which can contain the values bold, blinking, reverse, but also combinations of these, such as bold and blinking. You can maintain the set code and its language-dependent descriptions by using the Enum/Set Constants (ttadv4501m000) session.
  Size | 4 bytes
  Value ranges | 32 bits for 2^32 different patterns
- Date The internal data type for date is Long. You can specify the display format of this data type in the Software Languages (ttaad1510m000) session.
  Size | 4 bytes
  Value ranges | Date stored as a number of days, starting from 01-01-0001
- Text Used for fields that refer to a text number in the text database. For example, to make it possible to link a text to an item in an item file, you must add a field with a domain of the text data type in the item table definition.
  Size | 4 bytes
  Value ranges | Unique key for an unlimited number of text lines
- Multibyte String Each character in a string can consist of one or more bytes. UTC Date/Time A Universal Time Coordinated time/date format. ERP LN stores both date and time in a single Long integer referred to as the UTC long format.
  Size | 4 bytes
  Value ranges | Integer representing the number of seconds since 0:00 hour, January 1, 1970 (in UTC).