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Defining domains
126
Conceptual data type What it stores Length? Precision?
Integer 32-bit integer ——
Short Integer 16-bit integer ——
Long Integer 32-bit integer ——
Byte 256 values ——
Number Numbers with a fixed
decimal point
Fixed
Decimal Numbers with a fixed
decimal point
Fixed
Float 32-bit floating decimal
numbers
Fixed —
Short Float Less than 32-bit floating
decimal number
——
Long Float 64-bit floating decimal
numbers
——
Money Numbers with a fixed
decimal point
Fixed
Serial Automatically
incremented numbers
Fixed —
Boolean Two opposing values
(true/false; yes/no; 1/0)
——
Conceptual data type What it stores Length?
Characters Character strings Fixed
Variable Characters Character strings Maximum
Long Characters Character strings Maximum
Long Var Characters Character strings Maximum
Text Character strings Maximum
Multibyte Multibyte character strings Fixed
Variable Multibyte Multibyte character strings Maximum
Numeric data types
Character data
types