ASCII
Returns the ASCII value of the leftmost character of the given string.
Syntax
ASCII (str)
Arguments
str: any string or binary object
Note
ASCII only works with 8-bit characters.
Return Type
Integer, or NULL if str is NULL.
Examples
SELECT ASCII('abracadabra');
****
+----------------------+
| ASCII('abracadabra') |
+----------------------+
| 97 |
+----------------------+