Data Types

The following table shows the data types that are used by Vecorel SDL.

Vecorel SDL data type	Description
boolean	a value with only two possible states, e.g. true/false, on/off, or yes/no
int8	integer number without decimal places minimum value: -128 maximum value: 127
uint8	integer number without decimal places minimum value: 0 maximum value: 255
int16	integer number without decimal places minimum value: -32768 maximum value: 32767
uint16	integer number without decimal places minimum value: 0 maximum value: 65535
int32	integer number without decimal places minimum value: -2147483648 maximum value: 2147483647
uint32	integer number without decimal places minimum value: 0 maximum value: 4294967295
int64	integer number without decimal places minimum value: -9223372036854775808 maximum value: 9223372036854775807
uint64	integer number without decimal places minimum value: 0 maximum value: 18446744073709551615
float IEEE 32-bit	floating-point number minimum value: ? maximum value: ?
double IEEE 64-bit	floating-point number minimum value: ? maximum value: ?
binary	binary data, e.g. an image
string charset: UTF-8	texts
array	a list of values
object keys: string values: any	key-value-pairs - the keys are always textual and must be known upfront.
date	a date consisting of year, month and day, e.g. 2022-07-25
date-time with milliseconds timezone: UTC	a date (year, month, date) and time (hour, minute, second and optionally milliseconds) in the UTC timezone
geometry	A spatial geometry, e.g. a point, line or polygon.
bounding-box x and y only, no z	A two-dimensional spatial bounding box