Functionsยง
- ascii
- Returns the ASCII code point of the first character of string.
- char
- Returns the ASCII character having the binary equivalent to col. If col is larger than 256 the result is equivalent to char(col % 256).
- ilike
- Returns true if str matches pattern (case insensitive).
- like
- Returns true if str matches pattern (case sensitive).
- luhn_
check - Returns whether the input string of digits is valid according to the Luhn algorithm.