CHR(a,n) 
CHR(a,n) is a conversion function which converts the expression a into a character string.
Value a: The expression a must be a numeric value, a character string or a Boolean value (BOOLEAN).
Value n: n is an unsigned integer.
a, n |
Result of the CHR(a,n) Function |
|---|---|
a is a numeric value |
Character string that corresponds to the CHAR representation of the numeric value a. The code attribute of the character string corresponds to the code type of the computer. |
a is a character string |
Unchanged character string |
a is a Boolean value |
T, if a=TRUE F, if a=FALSE |
a is not a numeric value, a character string, or a Boolean value |
Error message |
CHR(a,n), n>=1 |
Output with the length attribute n |
CHR(a) |
The length attribute n is calculated depending on the data type and the length of a |
CHR(a) and a is of data type FLOAT(p) |
If p=1, then n=6 If p>1, then n=p+6 |
CHR(a) and a is of data type FIXED(p,s) |
If p=s, then n=p+s If s=0, then n=p+1 |
a is a NULL value |
NULL value |
a is a special NULL value |
Error message |
Example
SQL Tutorial, Converting Values