IntelliTrack Inventory Management User Manual

Page 267

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Appendix A

Data Structure

241

Yes/No

Yes and No values and fields that contain only one of
two values. Yes/No fields can't be indexed.

OLE Object

An object such as a Microsoft Excel spreadsheet or a
Microsoft Draw graphic that is created by an object
application. The maximum size is about 1 gigabyte.
OLE Object fields can't be indexed.

TABLE 15.

Numeric Fields Size Settings

Field Type

Size Settings

Byte

Stores numbers from 0 to 255 (no fractions). It occu-
pies 1 byte.

Integer

Stores numbers from -32,768 to 32,767 (no fractions).
It occupies 2 bytes.

Long Integer

Stores numbers from -2,147,483,648 to 2,147,483,647
(no fractions). It occupies 4bytes.

Single

Stores numbers with six digits of precision, from -
3.402823E38 to 3.402823E38. It occupies 4 bytes.

Double

(Default) Stores numbers with 10 digits of precision,
from -.79769313486232E308 to
1.79769313486232E308. It occupies 8 bytes.

TABLE 14.

Data Type Settings (Continued)

Field Type

Size Settings

2287.book Page 241 Thursday, July 7, 2011 4:45 PM

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