SQL — HEX() Function
Syntax
HEX(str,start,length)
Parameter |
Description |
str |
The hexadecimal argument to be subdivided. |
start |
A number that represents the beginning position in the expanded hex string. |
length |
A number that represents the length in hex digits from the starting position in the expanded hex string. A hex digit is equal to four bits or half a byte. |
Description
The HEX() function decodes a decimal-encoded hexadecimal field. This means that when a HTA() function of the field is taken, the result can be construed as a decimal string. For example, the number 4876 will be stored in a hex field as $4876$. Binary fields can be thought of as integers of the specified length.
Example
Select HEX(myfield.binary_data,1,2) from myfile